Cut Sheet PrintersMaintenance ManualModels C30 and C30DHP Part No. C4000-90006
x001 Operator Panel Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-4002 Upper Cassette Test . . . .
3-48 Troubleshooting Analysis Guide (TAGs)6Turn the printer off and unplug the power cord.• Remove the developer unit.• Disconnect J/P41.• Check P41-4
Troubleshooting Analysis Guide (TAGs) 3-49TAG 032: Toner Patch Too LightError Code: 032, 033Possible Defects: Photoconductor unitIGS boardPCL board1Ch
3-50 Troubleshooting Analysis Guide (TAGs)7Check the toner patch sensor board in the developer unit for loose wiring connectors.Are all connectors and
Troubleshooting Analysis Guide (TAGs) 3-51TAG 035: Out of Toner or ADD TONER Indicator OnError Code: 035Possible Causes: Photoconductor unitToner cart
3-52 Troubleshooting Analysis Guide (TAGs)6Remove the toner cartridge seal.• Power-on-reset the printer.• Run test prints.Has the problem been resolve
Troubleshooting Analysis Guide (TAGs) 3-53TAG 036: Developer Unit Not InstalledError Code: 036Possible Defects: Developer unit not installed properlyC
3-54 Troubleshooting Analysis Guide (TAGs)TAG 040: Photoconductor Seam Sensor MalfunctionError Code: 040, 041, 042Possible Defects: Photoconductor uni
Troubleshooting Analysis Guide (TAGs) 3-556Turn the printer off.• Remove the photoconductor unit.• Inspect it for damaged drive mechanism or belt slip
3-56 Troubleshooting Analysis Guide (TAGs)11Remove the photoconductor unit.• Inspect the photoconductor belt for damage.• Check the timing hole for co
Troubleshooting Analysis Guide (TAGs) 3-5716Clean both the photoconductor LED and seam sensor using a cotton swab or compressed air.• Run diagnostic 0
xiConnectors Inside the Back Cover (Continued) J/P18-62 . . . . . . . . . . . . . . . . . . . . . . 6-13Connectors Inside the Back Cover (Continued) J
3-58 Troubleshooting Analysis Guide (TAGs)TAG 044: Main Charger/Transfer Charger Circuit OpenError Code: 044Possible Defects: Main chargerTransfer cha
Troubleshooting Analysis Guide (TAGs) 3-594Remove the transfer charger.• Inspect the housing for jammed paper.Is paper jammed inside the transfer char
3-60 Troubleshooting Analysis Guide (TAGs)continuity. Is there continuity?No: Replace the upper paper guide assembly, then turn to TAG 002: Check &
Troubleshooting Analysis Guide (TAGs) 3-61 TAG 045: Main Charger Circuit ShortedError Code: 045Possible Defects: Main chargerHigh voltage unitMain cha
3-62 Troubleshooting Analysis Guide (TAGs)5Reconnect the main charger high voltage lead.• Disconnect P23 and J/P41.• Check J/P41-34 to P23-6 for conti
Troubleshooting Analysis Guide (TAGs) 3-63TAG 050: Transfer Charger Circuit ShortedError Code: 050Possible Defects: Transfer chargerHigh voltage unitC
3-64 Troubleshooting Analysis Guide (TAGs)5Reconnect the transfer charger high voltage unit lead.• Disconnect J/P23 and J/P41.• Check P41-37 to P23-3
Troubleshooting Analysis Guide (TAGs) 3-65TAG 055: Erase Lamp MalfunctionError Code: 055Possible Defects: Erase lamp assemblyConnectors or wiringPCL b
3-66 Troubleshooting Analysis Guide (TAGs)6Turn off the printer and unplug the power cord.• Disconnect P26 and P40.• Check P26-1 to P40-2 for continui
Troubleshooting Analysis Guide (TAGs) 3-67TAG 070: Fuser Unit MalfunctionError Code: 070, 073Symptoms: No AC power at the fuserPossible Defects: Fuser
xiiCounter Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-20IGS Board Removal . . . . .
3-68 Troubleshooting Analysis Guide (TAGs)4Power-on-reset the printer.• Watch through the output tray opening to see if the fuser lamp comes on during
Troubleshooting Analysis Guide (TAGs) 3-698Check P41-21 to P5-7 for continuity.Is there continuity?No: Repair or replace the connectors or wiring from
3-70 Troubleshooting Analysis Guide (TAGs)13Turn off the printer.• Remove the fuser unit.• Clean the contacts of connector J/P5.• Disconnect J/P44.• C
Troubleshooting Analysis Guide (TAGs) 3-7119Turn the printer off and unplug the power cord.• Disconnect J/P70 and J/P10.• Check P70-1 to P10-1 for con
3-72 Troubleshooting Analysis Guide (TAGs)TAG 071: Open Fuser ThermistorError Code: 071Possible Defects: Connectors or wiringFuser unitPCL board1Turn
Troubleshooting Analysis Guide (TAGs) 3-73TAG 072: Fuser Unit Temperature Too HighError Code: 072Possible Defects: Connectors or wiringFuser unitAC po
3-74 Troubleshooting Analysis Guide (TAGs)5Turn the printer off and unplug the power cord.• Disconnect J/P41.• Check P41-21 for continuity to ground.I
Troubleshooting Analysis Guide (TAGs) 3-75TAG 083: Job Offset Mechanism MalfunctionError Code: 081, 082, 083Symptoms: Jobs not offsettingJobs offsetti
3-76 Troubleshooting Analysis Guide (TAGs)6Run diagnostic test 008.Is the voltage 100 Vac?No: Go to #9 in this TAG.Yes: Continue.7Turn the printer off
Troubleshooting Analysis Guide (TAGs) 3-7711Run diagnostic test 008.• Check J/P102-1 for +12 Vdc while the test is running.Is the voltage +12 Vdc?No:
xiiiTop Cover Interlock Switch Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-82Erase Lamp Removal . . . . . . . . . .
3-78 Troubleshooting Analysis Guide (TAGs)17Check P40-26 to P55-1 for continuity.Is there continuity?No: Repair or replace the connectors or wiring fr
Troubleshooting Analysis Guide (TAGs) 3-79TAG 097: +12 Vdc Power Shorted or Sensing ProblemError Code: 097Possible Defects: DC power supply unitConnec
3-80 Troubleshooting Analysis Guide (TAGs)3Turn the printer off.• Disconnect J/P330. • Turn the printer on.• Check J/P8-6 for +12 Vdc.No: Is the volta
Troubleshooting Analysis Guide (TAGs) 3-818Turn the printer off.• Reconnect J/P32.• Disconnect J/P91. • Turn the printer on.• Check J/P8-6 for +12 Vdc
3-82 Troubleshooting Analysis Guide (TAGs)12Turn the printer off and unplug the power cord.• Reconnect J/P41.• Remove the fuser unit.• Check P41-49 to
Troubleshooting Analysis Guide (TAGs) 3-8317Turn the printer off.• Reconnect J/P60.• Turn the printer on.• Check J/P8-6 for +12 Vdc.Is the voltage +12
3-84 Troubleshooting Analysis Guide (TAGs)22Turn the printer off.• Reconnect J/P40, J/P58, J/P60, and J/P62.• Disconnect J/P50 and J/P54.• Turn the pr
Troubleshooting Analysis Guide (TAGs) 3-8527Turn the printer off.• Remove the exit cover.• Disconnect J/P49 and J/P51.• Turn the printer on.• Check J/
3-86 Troubleshooting Analysis Guide (TAGs)32Turn the printer off and unplug the power cord.• Disconnect J/P40.• Check P40-34 to P12-8 for continuity t
Troubleshooting Analysis Guide (TAGs) 3-8737Turn off the printer.• Reconnect J/P305.• Disconnect J/P310 (inside the duplex tray).• Turn on the printer
xivPrinter/Maintenance Record . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-4Every-Call Cleaning Proced
3-88 Troubleshooting Analysis Guide (TAGs)42Turn off the printer.• Reconnect J/P310.• Disconnect J/P320 and J/P322.• Turn on the printer.• Check J/P33
Troubleshooting Analysis Guide (TAGs) 3-8947Turn off the printer and unplug the power cord.• Disconnect J/P309.• Check for continuity to ground: P309-
3-90 Troubleshooting Analysis Guide (TAGs)TAG 098: -12 Vdc Power ShortedError Code: 098Possible Defects: Connectors or wiringDC power supply unitPCL b
Troubleshooting Analysis Guide (TAGs) 3-915Turn the printer off.• Reconnect J/P32.• Disconnect J/P74.• Turn the printer on.• Check J/P8-8 for -12 Vdc.
3-92 Troubleshooting Analysis Guide (TAGs)TAG 099: +24 Vdc Power ShortedError Code: 099Possible Defects: DC power supply unitAC power supply unitConn
Troubleshooting Analysis Guide (TAGs) 3-934Turn the printer off.• Reconnect J/P330.• Disconnect J/P11.• Turn the printer on.• Check J/P8-11 for +24 Vd
3-94 Troubleshooting Analysis Guide (TAGs)8Turn the printer off.• Reconnect J/P12.• Disconnect J/P41.• Turn the printer on.• Check J/P8-11 for +24 Vdc
Troubleshooting Analysis Guide (TAGs) 3-9512Turn the printer off.• Reconnect J/P91.• Disconnect J/P40 and J/P41.• Turn the printer on.• Check J/P8-13
3-96 Troubleshooting Analysis Guide (TAGs)16Turn the printer off.• Reconnect J/P41.• Disconnect J/P69.• Turn the printer on.• Check J/P8-13 for +24 Vd
Troubleshooting Analysis Guide (TAGs) 3-9720Turn the printer off.• Reconnect J/P67.• Disconnect J/P68.• Turn the printer on.• Check J/P8-13 for +24 Vd
Printer and Troubleshooting Overview 1-1Chapter 1Printer andTroubleshootingOverviewSection 1 Troubleshooting
3-98 Troubleshooting Analysis Guide (TAGs)24Turn the printer off.• Reconnect J/P305.• Disconnect J/P310 (inside duplex tray).• Turn the printer on.• C
Troubleshooting Analysis Guide (TAGs) 3-9928Turn the printer off and unplug the power cord.• Disconnect J/P331.• Check J331-1 and P306-1 for continuit
3-100 Troubleshooting Analysis Guide (TAGs)32Turn the printer off.• Reconnect J/P313.• Disconnect J/P314.• Turn the printer on.• Check J/P330-1 for +2
Troubleshooting Analysis Guide (TAGs) 3-10136Turn the printer off.• Reconnect J/P317.• Disconnect J/P308 and J/P309.• Turn the printer on.• Check J/P3
3-102 Troubleshooting Analysis Guide (TAGs)TAG 100: PCL Board Interface MalfunctionError Code: 100, 132, 140, 145, 160-162, 170-172, 180-182Symptoms:
Troubleshooting Analysis Guide (TAGs) 3-103TAG 101: IGS Controller Diagnostic FailureError Code: 101Possible Defects: IGS board1Power-on-reset the pri
3-104 Troubleshooting Analysis Guide (TAGs)TAG 130: Diskette/Disk Drive MalfunctionError Code: 130, 131, 133, 134, 450, 451, 572-576, 586Symptoms: Tes
Troubleshooting Analysis Guide (TAGs) 3-1055Is error code 572 displayed?No: Go to #7 in this TAG.Yes: Continue.6Turn the printer off and unplug the po
3-106 Troubleshooting Analysis Guide (TAGs)P31-10 to P79-10.Is there continuity on any?No: Replace the disk drive assembly. If this does not resolve t
Troubleshooting Analysis Guide (TAGs) 3-107P31-22 to P79-22, P31-24 to P79-24, P31-26 to P79-26, P31-28 to P79-28, and P31-32 to P79-32. Is there cont
1-2 Printer and Troubleshooting OverviewContentsPrinting and Troubleshooting OverviewTheory of Operation . . . . . . . . . . . . . . . . . . . . . . .
3-108 Troubleshooting Analysis Guide (TAGs)TAG 200: IGS Internal Communication MalfunctionError Code: 401, 454, 455, 500-509, 520-530, 540-566, 570, 5
Troubleshooting Analysis Guide (TAGs) 3-1097Replace the software diskettes in drives A and B.• Power-on-reset the printer.Has the problem been resolve
3-110 Troubleshooting Analysis Guide (TAGs)TAG 201: IGS-PCL Interface MalfunctionError Code: 121-127, 199-215, 380-387Symptoms: Communication failure
Troubleshooting Analysis Guide (TAGs) 3-1116Replace the IGS board.• Power-on-reset the printer.Has the problem been resolved?No: If error code 121 or
3-112 Troubleshooting Analysis Guide (TAGs)TAG 405: IGS Bit-Map RAM MalfunctionError Code: 606, 600, 610Possible Defects: IGS board1The IGS bit-map RA
Troubleshooting Analysis Guide (TAGs) 3-113TAG 500: +5 Vdc Power MalfunctionError Code: 500Symptoms: Operator panel blank with AC power supply cooling
3-114 Troubleshooting Analysis Guide (TAGs)5Check J/P42-1 for +5 Vdc.Is the voltage +5 Vdc?No: Repair or replace the connectors or wiring from P94-1 t
Troubleshooting Analysis Guide (TAGs) 3-11510Turn the printer off.• Reconnect J/P77.• Disconnect J/P27.• Turn the printer on.• Check J/P8-10 for +5 Vd
3-116 Troubleshooting Analysis Guide (TAGs)14Turn the printer off.• Disconnect J/P42.• Check P42-1 for continuity to ground.Is there continuity to gro
Troubleshooting Analysis Guide (TAGs) 3-11719Turn the printer off.• Reconnect J/P333.• Disconnect J/P73, the DC cable for the attachment option.• Turn
Printer and Troubleshooting Overview 1-3Theory of OperationThe printer uses an electrophotographic imaging system based on LED array technology. Two k
3-118 Troubleshooting Analysis Guide (TAGs)TAG 600: AC Power MalfunctionError Code: 600Symptoms: Operator panel blank with fans not runningPrinter Ope
Troubleshooting Analysis Guide (TAGs) 3-1194Does the PRINTER OPEN light come on with all the covers closed?No: Go to #25 in this TAG.Yes: Continue.5Op
3-120 Troubleshooting Analysis Guide (TAGs)10Reinstall the fuse.• Disconnect J/P4.• Close the top cover.• Check P4-5 to P4-6 for continuity.Is there c
Troubleshooting Analysis Guide (TAGs) 3-12115Reconnect J/P9.• Install a good upper fuse in the AC power supply unit.• Disconnect J/P13 and J/P14.• Tur
3-122 Troubleshooting Analysis Guide (TAGs)19Turn the printer off.• Reconnect J/P22.• Turn on the printer for 2-1/2 minutes, then off.Was the power-on
Troubleshooting Analysis Guide (TAGs) 3-12324Close the top cover.• Check P4-5 for continuity to ground.Is there continuity?No: Replace the AC power su
3-124 Troubleshooting Analysis Guide (TAGs)30Check J4-1 at the AC power supply unit for continuity to ground.Is there continuity?No: Continue.Yes: Rep
Troubleshooting Analysis Guide (TAGs) 3-125TAG 610: Operator Panel MalfunctionError Code: 610Symptoms: One or more message indicators will not lightIn
3-126 Troubleshooting Analysis Guide (TAGs)6Turn the printer off and unplug the power cord.• Disconnect J/P42 and J/P41.• Check P42-18 to P41-3 for co
Troubleshooting Analysis Guide (TAGs) 3-12713Check P41-6 to P42-15 for continuity to ground.Is there continuity?No: Replace the operator panel. If thi
1-4 Printer and Troubleshooting Overview6 Activating paperAs the image is being developed, a sheet of paper is transported to the photoconductor belt.
3-128 Troubleshooting Analysis Guide (TAGs)Wiring TableRefer to the table below to check the wiring for an open or short to ground. In the display pan
Troubleshooting Analysis Guide (TAGs) 3-129J/P42-10 toJ/P90-10 toJ/P41-11OpenJ/P42-10 toJ/P90-10 toJ/P41-11Short to groundCLR PAPER light may be very
3-130 Troubleshooting Analysis Guide (TAGs)TAG 700: Output Tray Circuit MalfunctionError Code: 700Symptoms: Output Tray Full light remains on, will no
Troubleshooting Analysis Guide (TAGs) 3-1316Turn the printer off and unplug the power cord.• Disconnect J/P51 and J/P40.• Check P40-26 to P51-1 for co
3-132 Troubleshooting Analysis Guide (TAGs)TAG 702: Paper Size Detection MalfunctionError Code: 702Symptoms: Incorrect paper size displayedPossible De
Troubleshooting Analysis Guide (TAGs) 3-1335Remove the lower paper size sensor assembly.• Disconnect the circuit board from its mounting.• Inspect the
3-134 Troubleshooting Analysis Guide (TAGs)Wiring for the Upper Paper Size SensorRefer to the following table when performing continuity checks for an
Troubleshooting Analysis Guide (TAGs) 3-135TAG 703: Upper Cassette MalfunctionError Code: 703Symptoms: Upper cassette does not load or unload properly
3-136 Troubleshooting Analysis Guide (TAGs)TAG 704: Lower Cassette MalfunctionError Code: 704Symptoms: Lower cassette does not load or unload properly
Troubleshooting Analysis Guide (TAGs) 3-137TAG 705: Multiple Paper FeedingError Code: 705Possible Causes: Wrong weight or type of paper loadedPaper im
Printer and Troubleshooting Overview 1-5Paper Path and Cycle SequenceThe IGS board signals the PCL board that a page of data is ready to be printed. W
3-138 Troubleshooting Analysis Guide (TAGs)TAG 706: Paper Damaged or WrinkledError Code: 706Possible Causes: Paper incorrectly loadedWrong weight or t
Troubleshooting Analysis Guide (TAGs) 3-139TAG 707: Upper Paper Guide Assembly Not ClosingError Code: 707Possible Causes: ObstructionsPhotoconductor u
3-140 Troubleshooting Analysis Guide (TAGs)TAG 750: Counter MalfunctionError Code: 750Symptoms: Counter does not countCounter counts too oftenConsumab
Troubleshooting Analysis Guide (TAGs) 3-1417Run test prints.• Check TP4-25 for a voltage change from +24 Vdc to 0 Vdc while running the prints.Does th
3-142 Troubleshooting Analysis Guide (TAGs)TAG 751: Main Drive Motor Runs ContinuouslyError Code: 751Possible Defects: Power control #2 board Connecto
Troubleshooting Analysis Guide (TAGs) 3-143TAG 753: External Communications MalfunctionError Code: 753Symptoms: Test prints can be made but jobs do no
3-144 Troubleshooting Analysis Guide (TAGs)3Turn off the printer and unplug the power cord.• Remove fuse FH2, which is mounted to the signal interface
Troubleshooting Analysis Guide (TAGs) 3-1459Check J/P8-8 for -12 Vdc.Is the voltage -12 Vdc?No: Replace the DC power supply unit, then turn to TAG 002
3-146 Troubleshooting Analysis Guide (TAGs)TAG 754: Attachment Option MalfunctionError Code: 754Symptoms: Job fails only when an attachment option is
Troubleshooting Analysis Guide (TAGs) 3-1474Reconnect the attachment cables.• Turn on the printer for five seconds, then turn it off.• Check the signa
-iiNotice Hewlett-Packard makes no warranty of any kind with regard to this material, including, but not limited to, the implied warranties of merchan
1-6 Printer and Troubleshooting Overview2 The paper upon passing through the “B” roller comes in contact with the duplex sen-sor. (If the paper does n
3-148 Troubleshooting Analysis Guide (TAGs)TAG 800: Prints Blank or With Dark Horizontal BandsError Code: 800Possible Defects: Photoconductor unit,Pri
Troubleshooting Analysis Guide (TAGs) 3-1495Replace the developer unit and toner cartridge.• Run test prints.Has the problem been resolved?No: Reinsta
3-150 Troubleshooting Analysis Guide (TAGs)10Run diagnostic test 111.• Watch the printhead LEDs while the test is running.Do the LEDs illuminate?No: G
Troubleshooting Analysis Guide (TAGs) 3-15116Turn the printer off and unplug the power cord.• Remove the photoconductor.• Clean the photoconductor uni
3-152 Troubleshooting Analysis Guide (TAGs)TAG 801: Prints Light or Light With Carrier ParticlesError Code: 801Possible Defects: Photoconductor unitCo
Troubleshooting Analysis Guide (TAGs) 3-1535Replace the photoconductor unit and main charger.• Run test prints.Has the problem been resolved?No: Reins
3-154 Troubleshooting Analysis Guide (TAGs)10Turn the printer off and unplug the power cord.• Replace the transfer charger unit.• Power-on-reset the p
Troubleshooting Analysis Guide (TAGs) 3-15515Turn the printer off and unplug the power cord.• Disconnect J/P41, J/P24, and J/P23.• Check the following
3-156 Troubleshooting Analysis Guide (TAGs)20Run diagnostic test 010. Use extreme caution:• Check J/P13-5 to J/P13-2 for 100 Vac while the test is run
Troubleshooting Analysis Guide (TAGs) 3-15726Turn the printer off and unplug the power cord.• Replace the printhead assembly unit.• Power-on-reset the
Printer and Troubleshooting Overview 1-7Error Code Technical DefinitionsThe following table lists the printer error codes and their descriptions. Tabl
3-158 Troubleshooting Analysis Guide (TAGs)TAG 802: Prints With Voids or White SpotsError Code: 802Possible Causes: Wrong weight or type of paper load
Troubleshooting Analysis Guide (TAGs) 3-1596Replace the fuser unit.• Run test prints.Has the problem been resolved?No: Reinstall the original fuser un
3-160 Troubleshooting Analysis Guide (TAGs)TAG 803: Prints With Light or White Vertical StreaksError Code: 803Possible Defects: Transfer charger unitP
Troubleshooting Analysis Guide (TAGs) 3-1616Turn on the printer.• Produce a developed image on the photoconductor.Are there vertical streaks on the ph
3-162 Troubleshooting Analysis Guide (TAGs)TAG 804: Prints With Light Horizontal BandsError Code: 804Possible Causes: Loose printhead connectorsPossib
Troubleshooting Analysis Guide (TAGs) 3-163TAG 805: Black PrintsError Code: 805Possible Causes: Contaminated toner/carrier mixPossible Defects: Main c
3-164 Troubleshooting Analysis Guide (TAGs)5Replace the developer unit, toner cartridge, and cleaner unit.• Turn the printer on.• Run test prints.Has
Troubleshooting Analysis Guide (TAGs) 3-16511Replace the IGS board.• Run test prints.Has the problem been resolved?No: Replace the main charger lead w
3-166 Troubleshooting Analysis Guide (TAGs)TAG 806: Prints with Dark Spots or ScratchesError Code: 806Possible Causes: Paper path contaminationPaper s
Troubleshooting Analysis Guide (TAGs) 3-1676Replace the fuser unit.• Run test prints.Has the problem been resolved?No: Reinstall the original fuser un
1-8 Printer and Troubleshooting OverviewOPC Rotation Errors040 PCL board sensed that the signal from the photoconductor seam sensor either was not of
3-168 Troubleshooting Analysis Guide (TAGs)TAG 807: Misregistered/Skewed Prints (Simplex)If this problem occurs in the duplex printing mode only, go t
Troubleshooting Analysis Guide (TAGs) 3-1692Remove the upper cassette.• Power-on-reset the printer.• Run test prints from the lower cassette.Is the pr
3-170 Troubleshooting Analysis Guide (TAGs)6Inspect the following for damage or contamination:• Lower pick-up roller assembly• Lower feed roller assem
Troubleshooting Analysis Guide (TAGs) 3-1717 OFF ON ON ON8 ON OFF OFF OFF9ONOFFOFFON10 ON OFF ON OFF11 ON OFF ON ON12 ON ON OFF OFF13 ON ON OFF ON14 O
3-172 Troubleshooting Analysis Guide (TAGs)TAG 808: Prints Overtoned/Dark Vertical StreaksError Code: 808Possible Causes: Clogged cleanerContaminated
Troubleshooting Analysis Guide (TAGs) 3-1735Replace the cleaner unit.• Run test prints.Has the problem been resolved?No: Reinstall the original cleane
3-174 Troubleshooting Analysis Guide (TAGs)10Reinstall the developer unit.• Run test prints.• Check TP3-31 for a voltage change from +12 Vdc to 0Vdc w
Troubleshooting Analysis Guide (TAGs) 3-17515Reconnect J/P24.• Disconnect J/P23.• Check P41-38 to P23-2 for continuity.Is there continuity?No: Repair
3-176 Troubleshooting Analysis Guide (TAGs)20Repair or replace the PCL board.• Run test prints.Has the problem been resolved?No: Reinstall the origina
Troubleshooting Analysis Guide (TAGs) 3-177TAG 809: Blurred or Smeared Vertical Streaks on PrintsError Code: 809Possible Defects: Photoconductor unitM
Printer and Troubleshooting Overview 1-9Jogger Errors081 PCL board activated the jogging motor but did not detect a change in the signal from the fron
3-178 Troubleshooting Analysis Guide (TAGs)5Replace the fuser unit.• Run test prints.Has the problem been resolved?No: Reinstall the original fuser un
Troubleshooting Analysis Guide (TAGs) 3-17910Run test prints. Use extreme caution:• Check J/P22-1 to J/P22-2 for 100 Vac.Is the voltage 100 vac?No: Co
3-180 Troubleshooting Analysis Guide (TAGs)TAG 810: Uneven Density or Dark Areas on PrintsError Code: 810Possible Defects: Photoconductor unitMain cha
Troubleshooting Analysis Guide (TAGs) 3-1816Replace the developer unit and toner cartridge.• Run test prints.Has the problem been resolved?No: Reinsta
3-182 Troubleshooting Analysis Guide (TAGs)TAG 811: Background/Residual Images/Dark PrintsError Code: 811Possible Causes: Contaminated toner/carrier m
Troubleshooting Analysis Guide (TAGs) 3-1835Replace the developer unit and cleaner unit.• Run test prints.Has the problem been resolved?No: Reinstall
3-184 Troubleshooting Analysis Guide (TAGs)10Verify that the toner patch sensor board connector, mounted on the developer unit, is connected properly.
Troubleshooting Analysis Guide (TAGs) 3-18515Reconnect J/P41 and J/P24.• Turn the printer on.• Run test prints.• Check TP4-40 for 0.5 Vdc while runnin
3-186 Troubleshooting Analysis Guide (TAGs)22Turn the printer off and unplug the power cord.• Disconnect J/P40.• Check P40-31 for continuity to ground
Troubleshooting Analysis Guide (TAGs) 3-187TAG 812: Uneven or No Fusing on PrintsError Code: 812Possible Causes: Wrong weight or type of paper loadedP
1-10 Printer and Troubleshooting OverviewDD Errors405-409 IGS board detected an error in the program RAM during the inter-nal diagnostic testing of th
3-188 Troubleshooting Analysis Guide (TAGs)6Power-on-reset the printer.• Watch through the output tray opening to see if the fuser lamp comes on.Does
Troubleshooting Analysis Guide (TAGs) 3-189TAG 813: Residual Images on PrintsError Code: 813Possible Defects: Cleaner unit drive beltCleaner unitHigh
3-190 Troubleshooting Analysis Guide (TAGs)6Replace the developer unit and toner cartridge.• Run test prints.Has the problem been resolved?No: Reinsta
Troubleshooting Analysis Guide (TAGs) 3-191TAG 815: Prints Resulting From Printhead MalfunctionsError Code: 815Possible Causes: Additional lines or mi
3-192 Troubleshooting Analysis Guide (TAGs)TAG 900: Top Cover Interlock Malfunction, DuplexError Code: 900Possible Defects: Cover open sensorPCL board
Troubleshooting Analysis Guide (TAGs) 3-1935Turn on the printer.• Check J/P36-1 on the PCL board for +12 Vdc.Is the voltage +12 Vdc?No: Replace the du
3-194 Troubleshooting Analysis Guide (TAGs)TAG 901: Misregistration/Skewed Prints (Duplex)Error Code: 901Possible Causes: Wrong weight or type of pape
Troubleshooting Analysis Guide (TAGs) 3-1953Verify that J/P305, J/P310, J/P311, J/P312, J/P320, J/P321, and J/P322 are connected properly to duplex co
3-196 Troubleshooting Analysis Guide (TAGs)8Run diagnostic test 017.Did diagnostic test 017 indicate a duplex tray paper sensor problem?No: Continue.Y
Troubleshooting Analysis Guide (TAGs) 3-19714Manually activate the duplex tray paper sensor.• Check J/P312-5 for 0 Vdc.Is the voltage 0 Vdc?No: Replac
Printer and Troubleshooting Overview 1-11Sensor and Switch LocationsThe following pages illustrate the locations of the printer’s sensors and switches
3-198 Troubleshooting Analysis Guide (TAGs)TAG 902: Paper Jam in Duplex AreaError Code: 027, 060, 061, 062Possible Causes: Paper incorrectly loadedPap
Troubleshooting Analysis Guide (TAGs) 3-1995Turn the printer off.• Reconnect J/P309.• Disconnect J/P319.• Turn the printer on.• Check J319-1 for +12 V
3-200 Troubleshooting Analysis Guide (TAGs)10Turn the printer on.• Run diagnostic test 018.Is the input solenoid in good working order?No: Continue.Ye
Troubleshooting Analysis Guide (TAGs) 3-201P308-6 to P315-2.Is there continuity?No: Repair or replace the wiring or connectors from:P308-2 to P315-1,
3-202 Troubleshooting Analysis Guide (TAGs)21Turn the printer on.• Check J/P306-3 to J/P306-4 for +5 Vdc.Is the voltage +5 Vdc?No: Repair or replace t
Print Quality Samples 4-1Chapter 4Print QualitySamplesSection 2 Troubleshooting
4-2 Print Quality SamplesContentsPrint Quality SamplesSample 1: Good Quality Print . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Print Quality Samples 4-3Print Quality SamplesThis section contains flawed test prints, along with a good test print for comparison. Com-pare print sa
4-4 Print Quality SamplesSample 1: Good Quality Print Figure 4-1. Good Quality PrintDescription: Good, properly registered print.
Print Quality Samples 4-5Sample 2: Washout Figure 4-2. WashoutDescription: Void areas, light spots, or blurs. This is a composite of possible symptom
1-12 Printer and Troubleshooting OverviewTop viewFront viewDeveloper right viewDeveloper left view
4-6 Print Quality SamplesSample 3: ;:Blank Print Figure 4-3. Blank PrintDescription: No images or characters. The paper is not discolored. Go to TAG
Print Quality Samples 4-7Sample 4: Light Print Figure 4-4. Light PrintDescription: Images or characters are lighter than normal. Examine the letters
4-8 Print Quality SamplesSample 5: Light Print With Background Figure 4-5. Light Print With BackgroundDescription: Images or characters lighter than
Print Quality Samples 4-9Sample 6: Voids or White Spots Figure 4-6. Voids of White SpotsDescription: Voids or white spots in image areas. Go to TAG 8
4-10 Print Quality SamplesSample 7: Light Vertical Streaks Figure 4-7. Light Vertical StreaksDescription: One or more light vertical streaked areas o
Print Quality Samples 4-11Sample 8: Blank Vertical Bands Figure 4-8. Blank Vertical BandsDescription: One or more vertical blank bands of varying wid
4-12 Print Quality SamplesSample 9: Light Horizontal Bands Figure 4-9. Light Horizontal BandsDescription: One or more light horizontal bands of varyi
Print Quality Samples 4-13Sample 10: Black or Dark Print Figure 4-10. Black or Dark PrintDescription: Black or very dark with no visible images.Go to
4-14 Print Quality SamplesSample 11: Dark Specks, Lines, or Areas Figure 4-11. Dark Specks, Lines, or AreasDescription: Dark specks or lines (like sc
Print Quality Samples 4-15Sample 12: Dark Vertical Lines Figure 4-12. Dark Vertical LinesDescription: One or more dark lines of varying density. If
Printer and Troubleshooting Overview 1-13Right side viewTop left, duplex tray viewFront view
4-16 Print Quality SamplesSample 13: Skewed Prints Figure 4-13. Skewed printsDescription: The entire image is not located squarely on the paper.Go to
Print Quality Samples 4-17Sample 14: Misregistration Figure 4-14. MisregistrationDescription: The entire image is not correctly located from the lead
4-18 Print Quality SamplesSample 15: Overtoned Print Figure 4-15. Overtoned PrintDescription: Similar to dark print quality problems. Narrow gaps bet
Print Quality Samples 4-19Sample 16: Blurred Images or Characters Figure 4-16. Blurred Images or CharactersDescription: The images or characters are
4-20 Print Quality SamplesSample 17: Varying Print Density Figure 4-17. Varying Print DensityDescription: Some areas of the print are lighter or dark
Print Quality Samples 4-21Sample 18: Background Figure 4-18. BackgroundDescription: White areas on the prints have varying degrees of specks appearin
4-22 Print Quality SamplesSample 19: Residual Images Figure 4-19. Residual ImagesDescription: Images from a previous print are visible. White areas o
Print Quality Samples 4-23Sample 20: Wrinkles Figure 4-20. WrinklesDescription: Wrinkles or creases, often at the top or bottom.Go to TAG 706: Paper
4-24 Print Quality SamplesSample 21: Fusing Problems Figure 4-21. Fusing ProblemsDescription: Images or characters may rub off the surface.Go to TAG
Diagnostic Tests 5-1Chapter 5DiagnosticTestsSection 3 Troubleshooting
1-14 Printer and Troubleshooting Overview Table 1-2. Sensor and Switch ListSensor/Switch Name Page No.Automatic toner control sensor 1-12Cassette pap
5-2 Diagnostic TestsContentsHow to Run Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-3001 Op
How to Run DiagnosticsDiagnostic Tests 5-3Diagnostic TestsThis section provides step-by-step instructions for running each of the diagnostic tests ava
How to Run Diagnostics5-4 Diagnostic Tests001 Operator Panel Test1 Turn the volume control on the operator panel up fully.2 Go to: 0013 Press: READY
(004 intentionally excluded)Diagnostic Tests 5-5003 Lower Cassette Test1 Make sure the lower paper cassette is installed with paper, the side and rea
(004 intentionally excluded)5-6 Diagnostic Tests005 Sensor Test Sequence1 Go to: 0052 Press: READY to run the test. The code for the first sensor (i.
(004 intentionally excluded)Diagnostic Tests 5-7006 Paper Transport Clutch Test Sequence1 Go to: 0062 Press: READY to run the test. The first clutch
(004 intentionally excluded)5-8 Diagnostic Tests008 Jogging Motor Test1 Go to: 008 2 Press: READY to run the test. The output tray jogs back and forth
(004 intentionally excluded)Diagnostic Tests 5-9010 Toner Supply Motor Test1 Open the front and top covers.2 Remove the photoconductor unit and the d
(004 intentionally excluded)5-10 Diagnostic Tests011 Main Charger Test1 Remove the photoconductor unit and place it in its protective packaging. Clos
(004 intentionally excluded)Diagnostic Tests 5-11012 Transfer Charger Test1 Remove the photoconductor unit and place it in its protective packaging. C
Printer and Troubleshooting Overview 1-15Troubleshooting OverviewThroughout the printer’s life problems occur, such as those indicated when an error c
(014 intentionally excluded)5-12 Diagnostic Tests013 Erase Lamp Test1 Open the top cover and insert the interlock by-pass tool.2 Remove the photocond
(014 intentionally excluded)Diagnostic Tests 5-13015 Negative Developer Bias Test1 Open the top cover and insert the interlock by-pass tool.2 Remove
(014 intentionally excluded)5-14 Diagnostic Tests016 Duplex Feed Motor Test1 Go to: 016 2 Press: READY to run the test. The duplex feed motor operate
(014 intentionally excluded)Diagnostic Tests 5-15017 Duplex Input Sensor Test Sequence1 Go to: 0172 Press: READY to run the test. The code for the fi
(014 intentionally excluded)5-16 Diagnostic Tests018 Duplex Clutch Test Sequence1 Go to: 0182 Press: READY to run the test. The first flipper engages
(014 intentionally excluded)Diagnostic Tests 5-17019 Duplex Tray Paper-Guide Motor Test1 Go to: 0192 Press: READY to run the test. 3 Press: READY aga
(014 intentionally excluded)5-18 Diagnostic Tests020 High-Capacity Output Unit Test1 Go to: 020 2 Press: READY to run the test. The code for the firs
(023-100 intentionally excluded)Diagnostic Tests 5-19021 High-Capacity Input Unit Test 1 Go to: 0212 Press: READY to run the test. The display regist
(023-100 intentionally excluded)5-20 Diagnostic Tests101 EIGS/MIGS Board Test1 Select: 1012 Press: READY to run the test.3 If an error is found:• The
(023-100 intentionally excluded)Diagnostic Tests 5-21103 Communication Loop-back Test (Single Loop)1 Remove the interface cable from the printer.2 Ch
-iiiWarnings and CautionsA WARNING denotes a hazard. It calls attention to a procedure or practice, which, if not done correctly or adhered to, could
1-16 Printer and Troubleshooting OverviewThe Problem: Printer or Host?The printer is one component in a large host system. Before you start any troubl
(106 intentionally excluded)5-22 Diagnostic Tests104 Communication Loop-back Test (Continuous Loop)1 Remove the interface cable from the printer.2 Ma
(109 intentionally excluded)Diagnostic Tests 5-23107 EIGS/MIGS Bit Map Test (Single Loop)1 Go to: 1072 Press: READY to run the test.3 If no error is
(109 intentionally excluded)5-24 Diagnostic Tests110 Format Disk/Clear Error Log• To format a disk, refer to the Guide to Operations manual.5 To clear
(109 intentionally excluded)Diagnostic Tests 5-25112 Disk Drive Test (Single Loop With Stop on Error)This test reads data from the drive selected. It
(109 intentionally excluded)5-26 Diagnostic Tests113 Disk Drive Test (Continuous Loop)This test reads data directly from the drive selected. It check
Chapter 6Wiring Diagramsand Electrical DataSection 4 Troubleshooting
6-2 Wiring Diagrams and Electrical DataContentsWiring Diagrams and Electrical DataWiring Diagrams and Electrical Data . . . . . . . . . . . . . . . .
Wiring Diagrams and Electrical Data 6-3Wiring Diagrams and Electrical DataThis section provides a reference guide for all information related to the e
6-4 Section 1: Printer and Troubleshooting OverviewConnector (J/P) IndexConnector PageSchematic LocationJ/P 2 6-12 simplex/duplex F4J/P 3 6-12 simplex
Section 1: Printer and Troubleshooting Overview 6-5J/P 82 6-6 simplex/duplex A4J/P 83 6-14 simplex/duplex E5J/P 84 6-14 simplex/duplex E6J/P 85 6-14
Printer and Troubleshooting Overview 1-17Protocol ConvertersMany protocol converters have a self-test function or configuration mode that enables the
6-6 Wiring Diagrams and Electrical DataConnector LocationsThe illustrations that follow show the relative location of all accessible connectors in the
Wiring Diagrams and Electrical Data 6-7Connectors Inside the Left CoverJ/P 43, 45, 47J/P 46, 48J/P 59, 61J/P 119, 120, 127, 1282345678910 112 3121
6-8 Wiring Diagrams and Electrical DataConnectors on the Duplex CoverJ/P 316J/P 22-1J/P 307J/P 315J/P 319J/P 306J/P 309J/P 308J/P 314J/P 3131212123121
Wiring Diagrams and Electrical Data 6-9Connectors Inside the Right CoverJ/P 49, 51, 53J/P 22J/P 317J/P 1512345678910111213141512312 312 312J/P 5512345
6-10 Wiring Diagrams and Electrical DataConnectors Inside the Top CoverJ/P 305J/P 322J/P 310J/P 311J/P 312J/P 321J/P 5J/P 57J/P 320J/P 63J/P 131-13212
Wiring Diagrams and Electrical Data 6-11Connectors on the Back CoverJ/P 32J/P 31J/P 36J/P 40, 41J/P 37J/P 7612345678910111213 151614171819202122232425
6-12 Wiring Diagrams and Electrical DataConnectors Inside the Back Cover (J/P2-14)J/P 2, 3J/P 4J/P 6J/P 7J/P 8J/P 9J/P 10J/P 13J/P 14J/P 11J/P 1212345
Wiring Diagrams and Electrical Data 6-13Connectors Inside the Back Cover (Continued) J/P18-62J/P 18J/P 19, 20J/P 21, 22J/P 23J/P 25J/P 26J/P 27J/P 50J
6-14 Wiring Diagrams and Electrical DataConnectors Inside the Back Cover (Continued) J/P 64-8572711027310150056195424Jogging MotorControl BoardSignal
Wiring Diagrams and Electrical Data 6-15Connectors Inside the Back Cover (Continued) J/P 90-800J/P 90J/P 94J/P 96J/P 121, 122, 124J/P 323J/P 333
1-18 Printer and Troubleshooting OverviewConfirming Line PowerErratic printer problems can be caused by improper line power. As a rule, the voltage of
6-16 Wiring Diagrams and Electrical DataVoltage Isolation DiagramsUse the following voltage isolation diagrams to locate the presence or loss of prope
Wiring Diagrams and Electrical Data 6-17 Figure 6-3. (Simplex) +12 Vdc CircuitsJ/P8-3J/P32-10J/P91-3J/P8-6J/P77-1J/P40-25J/P40-26J/P40-34J/P50-4J/P50
6-18 Wiring Diagrams and Electrical Data Figure 6-4. (Simplex) +24 Vdc CircuitsPCLBoardPowerControlBoard #2CounterHigh Voltage UnitACPowerLower
Wiring Diagrams and Electrical Data 6-19 Figure 6-5. (Duplex) +5 Vdc Circuit Figure 6-6. (Duplex) +24 Vdc CircuitsDC PowerSupplySignalInterfaceBoard
6-20 Wiring Diagrams and Electrical Data Figure 6-7. (Duplex) +12 Vdc CircuitsJ/P331-2J/P330-2J/P323-2J/P306-2J/P310-2J/P305-2Duplex Duplex ControlB
Wiring Diagrams and Electrical Data 6-21Ground SystemJ/P4-9 – AC power supplyJ/P5-8 – Fuser unitJ/P6-3 – DC power supplyJ/P18-3 – Toner supply motorJ/
6-22 Wiring Diagrams and Electrical DataHost Interface ReferenceStandard printers support three host interfaces: RS-232C, RS-422, and Centronics Paral
Wiring Diagrams and Electrical Data 6-23Standard DCE to DTE RS-232C CableThe standard DCE host to the printer (DTE) pin configuration follows..Special
6-24 Wiring Diagrams and Electrical DataDTE Host to Printer (Option 1)DTE Host to Printer (Option 2) Table 6-3. DTE Host to Printer Connector Wiring
Wiring Diagrams and Electrical Data 6-25IBM PC/XT to PrinterNormally, the IBM PC/XT comes with a parallel interface for the printer with a 25-pin fema
Printer and Troubleshooting Overview 1-19Using the Troubleshooting Analysis Guide (TAG)The Troubleshooting Analysis Guide provides problem-solving seq
6-26 Wiring Diagrams and Electrical DataMacintosh Communication Port to PrinterNormally, the Macintosh comes with a 9-pin male connector.RS-422 Host i
Wiring Diagrams and Electrical Data 6-27Centronics Parallel Host InterfaceThe Centronics Parallel host interface uses the signal definitions defined b
6-28 Wiring Diagrams and Electrical DataIBM Parallel to Printer Table 6-10. IBM Parallel to Printer Connector WiringHostSignalPrinterSignalDS 1 1 DS
Wiring Diagrams and Electrical Data 6-29Special Considerations for Centronics Parallel Interface UsersFor DOS host computers, add the following line t
6-30 Wiring Diagrams and Electrical DataCircuit Board SettingsSeveral of the circuit boards in the printer have jumpers and/or DIP switches used to co
Wiring Diagrams and Electrical Data 6-31For a Centronics Parallel Host Interface: set all four DIP switches to OFF by pushing them toward the interior
6-32 Wiring Diagrams and Electrical Data
Removal/Replacement Procedures 7-1Chapter 7Removal/ReplacementProceduresSection 5 Troubleshooting
7-2 Removal/Replacement ProceduresContentsFront Cover Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Removal/Replacement Procedures 7-3Fuser Drive Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-5
1-20 Printer and Troubleshooting OverviewThe TAG then directs you to perform certain tasks. Based on the results of these tasks, the TAG poses questio
Removal7-4 Removal/Replacement ProceduresRemovalThis section includes step-by-step instructions for removing all field service replaceable parts in th
Front Cover RemovalRemoval/Replacement Procedures 7-5Front Cover RemovalTo remove the front cover:1 Open the front cover.2 While holding the cover up
Back Cover Removal7-6 Removal/Replacement ProceduresBack Cover RemovalTo remove the back cover:1 Remove all external cables and attachments.2 Open the
Lower Back Cover RemovalRemoval/Replacement Procedures 7-7Lower Back Cover RemovalTo remove the lower back cover:1 Disconnect all external cables and
Left Side Cover Removal7-8 Removal/Replacement ProceduresLeft Side Cover RemovalTo remove the left side cover:1 Open the top, back, and front covers.2
Right Side Cover Removal (Simplex)Removal/Replacement Procedures 7-9Right Side Cover Removal (Simplex)To remove the right side cover:1 Remove the pape
Right Side Cover Removal (Duplex)7-10 Removal/Replacement ProceduresRight Side Cover Removal (Duplex)To remove the right side cover:1 Remove the paper
Vacuum Transport Unit Removal (Simplex)Removal/Replacement Procedures 7-11Vacuum Transport Unit Removal (Simplex)To remove the simplex vacuum transpor
Vacuum Transport Unit Removal (Simplex)7-12 Removal/Replacement ProceduresVacuum Transport DetailMounting Screws
Vacuum Transport Unit Removal (Duplex)Removal/Replacement Procedures 7-13Vacuum Transport Unit Removal (Duplex)To remove the duplex vacuum transport u
Printer and Troubleshooting Overview 1-21Standard ProceduresWhile using the TAGs, you may be asked to perform some of the following procedures. Specif
Top Cover Removal7-14 Removal/Replacement ProceduresTop Cover RemovalTo remove the top cover:1 Open the top cover.2 Remove the vacuum transport unit f
Top Cover Support RemovalRemoval/Replacement Procedures 7-15Top Cover Support RemovalTo remove the top cover support:1 Open the top cover.2 Remove the
Top Cover Hinge Removal7-16 Removal/Replacement ProceduresTop Cover Hinge RemovalTo remove the top cover hinge:1 Open the top cover.2 Remove the two s
Rear Duplex Cover RemovalRemoval/Replacement Procedures 7-17Rear Duplex Cover RemovalTo remove the rear duplex cover:1 Open the top cover.2 Remove the
Front Duplex Cover Removal7-18 Removal/Replacement ProceduresFront DuplexCover RemovalTo remove the front duplex cover:1 Open the top cover.2 Remove t
Operator Panel RemovalRemoval/Replacement Procedures 7-19Operator Panel RemovalTo remove the operator panel:1 Open the front cover.2 Remove the two sc
Counter Removal7-20 Removal/Replacement ProceduresCounter RemovalTo remove the counter:1 Open the front cover.2 Remove the screw holding the counter i
IGS Board RemovalRemoval/Replacement Procedures 7-21IGS Board RemovalTo remove the IGS board:1 Open the back cover.2 Disconnect connectors CN31, CN32,
PCL Board Removal7-22 Removal/Replacement ProceduresPCL Board RemovalTo remove the PCL board:1 Open the back cover.2 Disconnect connectors CN33, CN37,
Printhead Assembly RemovalRemoval/Replacement Procedures 7-23Printhead Assembly RemovalTo remove the printhead assembly:1 Open the front, top, and bac
1-22 Printer and Troubleshooting OverviewInstalling the Interlock By-pass ToolThe interlock by-pass tool overrides the cover interlock switches, allow
Printhead Assembly Removal7-24 Removal/Replacement Procedures10 Remove the two front screws holding the printhead assembly in place.11 Pull the printh
Disk Drive Housing RemovalRemoval/Replacement Procedures 7-25Disk Drive Housing RemovalTo remove the disk drive housing:1 Open the front and back cove
Cooling Fan Removal7-26 Removal/Replacement ProceduresCooling Fan RemovalTo remove the cooling fan:1 Open the back cover.2 Remove the fuser drive cove
Duplex Fan RemovalRemoval/Replacement Procedures 7-27Duplex Fan RemovalTo remove the duplex fan:1 Open the back and top covers.2 Remove the fuser driv
Toner Motor Removal7-28 Removal/Replacement ProceduresToner Motor RemovalTo remove the toner motor:1 Open the back cover.2 Disconnect CN18.3 Remove th
AC Power Supply RemovalRemoval/Replacement Procedures 7-29AC Power Supply RemovalTo remove the AC power supply:1 Open the front, back, and top covers.
AC Power Supply Removal7-30 Removal/Replacement Procedures8 From the side of the printer, remove the three screws holding the AC power supply in place
DC Power Supply RemovalRemoval/Replacement Procedures 7-31DC Power Supply RemovalTo remove the DC power supply:1 Open the front, top, and back covers.
High Voltage Unit Removal7-32 Removal/Replacement ProceduresHigh Voltage Unit RemovalTo remove the high voltage unit:1 Open the top and back covers.2
Photoconductor Seam Sensor RemovalRemoval/Replacement Procedures 7-33PhotoconductorSeam Sensor RemovalTo remove the photoconductor seam sensor:1 Open
Printer and Troubleshooting Overview 1-235 Remove the photoconductor unit. Figure 1-4. Producing a Toner Patch on the Photoconductor Unit6 Examine th
Photoconductor Seam Sensor Removal7-34 Removal/Replacement Procedures7 From inside the empty photoconductor cavity, disconnect connector CN63.8 Lift t
Photoconductor Rear Guide Rail RemovalRemoval/Replacement Procedures 7-35Photoconductor Rear Guide Rail RemovalTo remove the photoconductor rear guide
Photoconductor Rear Guide Rail Removal7-36 Removal/Replacement Procedures10 From inside the photoconductor cavity, remove the two screws holding the g
Signal Interface Board RemovalRemoval/Replacement Procedures 7-37Signal Interface Board RemovalTo remove the signal interface board:1 Disconnect all e
Power Control Board Removal7-38 Removal/Replacement ProceduresPower Control Board RemovalTo remove the power control board:1 Open the back cover.2 Rem
Jogging Motor Control Board RemovalRemoval/Replacement Procedures 7-39Jogging Motor Control Board RemovalTo remove the jogging motor control board:1 O
Upper or Lower Paper Size Sensor Removal7-40 Removal/Replacement ProceduresUpper or LowerPaper Size Sensor RemovalTo remove the upper or lower paper s
Upper Cassette Mount RemovalRemoval/Replacement Procedures 7-41Upper Cassette Mount RemovalTo remove the upper cassette mount:1 Open the front, back,
Upper Cassette Mount Removal7-42 Removal/Replacement Procedures10 Remove the upper paper size sensor. (See page 7-40.)11 Remove the cassette release c
Upper Cassette Mount RemovalRemoval/Replacement Procedures 7-4314 Disengage the top of the damper assembly. Push it to the right out of the way.Cable
1-24 Printer and Troubleshooting OverviewClearing the Error Log1 Enter the diagnostic mode of the printer:• Turn off the printer and wait 5 seconds.•
Upper Cassette Mount Removal7-44 Removal/Replacement Procedures15 Remove the lower bracket (four screws; two front and two back).16 Remove the tray (f
Lower Cassette Mount RemovalRemoval/Replacement Procedures 7-45Lower Cassette Mount RemovalTo remove the lower cassette mount:1 Open the front, back,
Lower Cassette Mount Removal7-46 Removal/Replacement Procedures9 Remove the lower paper size sensor. (See page 7-40.)10 Remove the cassette release co
Lower Cassette Mount RemovalRemoval/Replacement Procedures 7-4713 Remove the lower bracket (four screws; two front and two back).14 Remove the tray (f
Upper Paper Guide Removal7-48 Removal/Replacement ProceduresUpper Paper Guide RemovalTo remove the upper paper guide:1 Open the front, back, and top c
Upper Paper Guide RemovalRemoval/Replacement Procedures 7-495 Remove the cassette release cover (two screws).6 Raise the upper paper guide.7 Remove th
Upper Paper Guide Roller Removal7-50 Removal/Replacement ProceduresUpper Paper Guide Roller RemovalTo remove the upper paper guide roller:1 Open the t
Lower Paper Guide RemovalRemoval/Replacement Procedures 7-51Lower Paper Guide RemovalTo remove the lower paper guide:1 Open the top cover.2 Raise the
Paper Timing Guide Removal7-52 Removal/Replacement ProceduresPaper Timing Guide RemovalTo remove the paper timing guide:1 Open the front, back, and to
Paper Timing Guide RemovalRemoval/Replacement Procedures 7-534 Remove the paper feed drive cover (three screws).5 Remove the back screw holding the pa
TAG Cross- Reference Tables 2-1Chapter 2TAG Cross-Reference Tables
Cleaner Drive Belt Removal7-54 Removal/Replacement ProceduresCleaner Drive Belt RemovalTo remove the cleaner drive belt:1 Open the back cover.2 Remove
Cleaner Drive RemovalRemoval/Replacement Procedures 7-55Cleaner Drive RemovalTo remove the cleaner drive:1 Open the back cover.2 Remove the fuser driv
Fuser Drive Belt Removal7-56 Removal/Replacement ProceduresFuser Drive Belt RemovalTo remove the fuser drive belt:1 Open the back cover.2 Remove the f
Fuser Drive RemovalRemoval/Replacement Procedures 7-57Fuser Drive RemovalTo remove the fuser drive:1 Open the back cover.2 Remove the fuser drive cove
Paper Feed Drive Belt Removal7-58 Removal/Replacement ProceduresPaper Feed Drive Belt RemovalTo remove the paper feed drive belt:1 Open the back cover
Paper Timing Roller RemovalRemoval/Replacement Procedures 7-59Paper Timing Roller RemovalTo remove the paper timing roller:1 Open the front, back, and
Upper Feed Roller Removal7-60 Removal/Replacement ProceduresUpper Feed Roller RemovalTo remove the upper feed roller:1 Open the front and back covers.
Lower Feed Roller RemovalRemoval/Replacement Procedures 7-61Lower Feed Roller RemovalTo remove the lower feed roller:1 Open the front and back covers.
Upper Pick-Up Roller Removal7-62 Removal/Replacement ProceduresUpper Pick-Up Roller RemovalTo remove the upper pick-up roller:1 Open the front and bac
Upper Pick-Up Roller Drive RemovalRemoval/Replacement Procedures 7-63Upper Pick-Up Roller Drive RemovalTo remove the upper pick-up roller drive:1 Open
-ivPrefaceThe C30/C30D Maintenance Manual contains all the information needed to maintain and service Hewlett Packard C30 and C30D printers. The C30 p
TAG Cross-Reference Tables2-2 TAG Cross- Reference TablesTAG Cross-Reference TablesThis section contains the three cross reference charts for troubles
Lower Pick-Up Roller Removal7-64 Removal/Replacement ProceduresLower Pick-Up Roller RemovalTo remove the lower pick-up roller:1 Open the front and bac
Lower Pick-Up Roller Drive RemovalRemoval/Replacement Procedures 7-65Lower Pick-Up Roller Drive RemovalTo remove the lower pick-up roller drive:1 Open
Job Offset Assembly Removal7-66 Removal/Replacement ProceduresJob Offset Assembly RemovalTo remove the job offset assembly:1 Open the front, top, and
Job Offset Assembly RemovalRemoval/Replacement Procedures 7-675 Remove the DC power supply (See page 7-31.)6 Remove the mounting bracket for the DC po
Exit Pinch Roller Removal7-68 Removal/Replacement ProceduresExit Pinch Roller RemovalTo remove the exit pinch roller:1 Open the front, back, and top c
Exit Pinch Roller RemovalRemoval/Replacement Procedures 7-696 Remove the fuser drive cover (three screws).7 Remove the back screw holding the exit pin
Upper Static Brush Removal7-70 Removal/Replacement ProceduresUpper Static Brush Removal To remove the upper static brush:1 Open the top and front cove
Lower Static Brush RemovalRemoval/Replacement Procedures 7-71Lower Static Brush RemovalTo remove the lower static brush:1 Open the top, front and back
Exit Roller Assembly Removal7-72 Removal/Replacement ProceduresExit Roller Assembly RemovalTo remove the exit roller assembly:1 Open the front, back,
Exit Roller Assembly RemovalRemoval/Replacement Procedures 7-735 Remove the fuser drive cover (three screws).6 Remove the exit pinch roller. (See page
Error Code/TAG Cross-ReferenceTAG Cross- Reference Tables 2-3Error Code/TAG Cross-Reference Error codes, which appear on the 3-digit display of the op
Exit Cover Removal (Simplex)7-74 Removal/Replacement ProceduresExit Cover Removal (Simplex)To remove the simplex exit cover:1 Open the front, back, an
Exit Cover Removal (Simplex)Removal/Replacement Procedures 7-756 Remove the fuser drive cover (three screws).7 Remove the exit pinch roller. (See page
Exit Cover Removal (Duplex)7-76 Removal/Replacement ProceduresExit Cover Removal (Duplex)To remove the duplex exit cover:1 Open the front, top, and ba
Exit Cover Removal (Duplex)Removal/Replacement Procedures 7-776 Remove the fuser drive cover (three screws).7 Remove the exit pinch roller. (See page
Paper Exit Sensor Removal7-78 Removal/Replacement ProceduresPaper Exit Sensor RemovalTo remove the paper exit sensor:1 Open the front, back, and top c
Paper Full Sensor RemovalRemoval/Replacement Procedures 7-79Paper Full Sensor RemovalTo remove the paper full sensor:1 Open the front, back, and top c
Front Cover Interlock Switch Removal7-80 Removal/Replacement ProceduresFront Cover Interlock Switch RemovalTo remove the front cover interlock switch:
Back Cover Interlock Switch RemovalRemoval/Replacement Procedures 7-81Back Cover Interlock Switch RemovalTo remove the back cover interlock switch:1 O
Top Cover Interlock Switch Removal7-82 Removal/Replacement ProceduresTop Cover Interlock Switch RemovalTo remove the top cover interlock switch:1 Open
Erase Lamp RemovalRemoval/Replacement Procedures 7-83Erase Lamp RemovalTo remove the erase lamp:1 Open the top and back covers.2 Remove the photocondu
2-4 TAG Cross- Reference Tables071 Fuser thermistor open or no fuser 071072 Fuser temperature too high 072073 Fuser temperature too low 070081 No fron
EP Cover Removal7-84 Removal/Replacement ProceduresEP Cover RemovalTo remove the EP cover:1 Open the front, back, and top covers.2 Remove the fuser.3
EP Cover RemovalRemoval/Replacement Procedures 7-856 Remove the fuser drive cover (three screws).7 Remove the two supports for the vacuum transport un
Main Motor Removal7-86 Removal/Replacement ProceduresMain Motor RemovalTo remove the main motor:1 Disconnect all external cables and attachments.2 Ope
Main Motor RemovalRemoval/Replacement Procedures 7-878 Remove the right side cover. (See page 7-9.)9 Remove the counter. (See page 7-20.)10 Remove the
Main Gear Drive Removal7-88 Removal/Replacement ProceduresMain Gear Drive RemovalTo remove the main gear drive:1 Open the back cover.2 Remove the lowe
Duplex Control Board #1 RemovalRemoval/Replacement Procedures 7-89Duplex Control Board #1 RemovalTo remove duplex control board #1:1 Open the top cove
Duplex Control Board #2 Removal7-90 Removal/Replacement ProceduresDuplex Control Board #2 RemovalTo remove duplex control board #2:1 Open the top cove
Duplex Tray Registration Motor RemovalRemoval/Replacement Procedures 7-91Duplex Tray Registration Motor RemovalTo remove the duplex tray registration
Duplex Skew Correction Cable Removal7-92 Removal/Replacement ProceduresDuplex Skew Correction Cable RemovalTo remove the duplex skew correction cable:
Duplex Skew Correction Cable RemovalRemoval/Replacement Procedures 7-93Paper GuideSkew Correction GuidesMounting PlateShaft BracketShaftMounting BeadS
TAG Cross- Reference Tables 2-5160 PCL board PIA1 register error after reset 100161 PCL board PIA1 registers read/write error 100162 PCL board PIA1 PA
Upper Duplex Drive/Clutch Assembly Removal7-94 Removal/Replacement ProceduresUpper Duplex Drive/Clutch Assembly RemovalTo remove the upper duplex driv
Duplex Route Motor/Solenoid Assembly RemovalRemoval/Replacement Procedures 7-95Duplex Route Motor/Solenoid Assembly RemovalTo remove the duplex route
“A” Roller Removal7-96 Removal/Replacement Procedures“A” Roller RemovalTo remove the “A” roller:1 Open the top cover.2 Remove the rear duplex cover. (
“B” Roller RemovalRemoval/Replacement Procedures 7-97“B” Roller RemovalTo remove the “B” roller:1 Open the top cover.2 Remove the rear duplex cover. (
“C” Roller Removal7-98 Removal/Replacement Procedures“C” Roller RemovalTo remove the “C” roller:1 Open the top cover.2 Remove the rear duplex cover. (
“C” Roller Solenoid RemovalRemoval/Replacement Procedures 7-99“C” Roller Solenoid RemovalTo remove the “C” roller solenoid:1 Open the top cover.2 Remo
Duplex Route Separator Removal7-100 Removal/Replacement ProceduresDuplex Route Separator RemovalTo remove the duplex route separator:1 Open the top co
Duplex Route Separator RemovalRemoval/Replacement Procedures 7-1019 Remove the front C-clip from the route separator.10 Disengage the route separator
Duplex Paper Path Sensor Removal7-102 Removal/Replacement ProceduresDuplex Paper Path Sensor RemovalTo remove the duplex paper path sensor:1 Open the
Options 8-1Chapter 8OptionsSection 6 Troubleshooting
2-6 TAG Cross- Reference Tables Table 2-5. IGS Firmware Error CodesCodeIGS Firmware Error Code MeaningThese error codes signal a problem with the IGS
8-2 OptionsContentsOptionsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Options 8-3IntroductionThis section provides information about specific printer options not covered elsewhere in the manual. These options include the
8-4 Options1200-Sheet/2500-Sheet Feeder Figure 8-1. 1200-Sheet/2500-Sheet Physical Locations Table 8-1. 1200-Sheet/2500-Sheet Component AcronymsAcro
Options 8-5Bench Test ProcedureThe bench test procedure references the component acronyms in Table 8-1 on page 8-4 and the component locations in Figu
8-6 Optionssor IPES signals the input control board that paper is present on the elevator. Photo-sensor IULS signals the input control board that the
Options 8-7Input Control Board LogicThe table below indicates switching logic for the unit’s various components. Except for the power control switch (
8-8 Options Figure 8-4. Connection Diagram for 1200-Sheet/2500-Sheet FeederNPS PHS ILLS PES IULS IPES DSW IEM IPMJ529W514P530P529W507J509P509P512 P51
Options 8-91400-Sheet Stacker Figure 8-5. 1400-Sheet Stacker Component Locations Table 8-3. 1400-Sheet Stacker Component AcronymsAcronym ComponentER
8-10 OptionsBench Test ProcedureThe bench test procedure references the component acronyms in Table 8-3 on page 8-9 and the component locations in Fig
Options 8-117 Place a jumper from pin 9 to pin 10 (ground). Using the printer’s power cord in place of the unit’s power cord, plug the printer’s power
TAG Cross- Reference Tables 2-7 Table 2-8. IGS/Disk Drive Error CodesCode Disk Drive Error Code Meaning Go to TAG401 Fatal IGS PB error No TAG450 Inc
8-12 OptionsConnector Locations Figure 8-7. Connector Locations (front view, cover removed)Connectors/circuit boards shown with broken lines are conc
Options 8-13 Figure 8-9. Rear Side View (cover removed)Connectors/circuit boards shown with broken lines are concealed from view. Figure 8-10. Top V
8-14 OptionsOutput Control Board LogicThe table below details specific stacker actions and which sensors supply the signals needed for each action. Si
Options 8-15 Figure 8-11. Connection Diagram for the 1400-Sheet StackerOULSERMP407M1J41OutputControl BoardPH-112VPower SupplyOEMM2J41OJRMM3J41OJFMM4J
8-16 Options
General Printer Maintenance 9-1Chapter 9General PrinterMaintenanceSection 7 Troubleshooting
9-2 General Printer MaintenanceContentsGeneral Printer MaintenanceIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
IntroductionGeneral Printer Maintenance 9-3General Printer MaintenanceIntroductionThis section describes the primary printer maintenance procedures to
Introduction9-4 General Printer Maintenance• Do not push objects of any kind through the cabinet slots. They may contact danger-ous voltage points or
IntroductionGeneral Printer Maintenance 9-5HISTORY LOGTo Be Completed By User To Be Completed By HPPage Counter OperatorHP NotifiedDate/TimeDown-TimeH
2-8 TAG Cross- Reference Tables550 Two-channel transfer error 200551 No PCL board/serial controller interrupt on break 200552 No serial controller/DMA
Introduction9-6 General Printer MaintenanceEvery-Call Cleaning ProcedurePerform the every-call cleaning procedure every time the printer is serviced.
IntroductionGeneral Printer Maintenance 9-7Clean the Developer Unit• Inspect the unit for damage or contamination; repair or replace as necessary.• Cl
Introduction9-8 General Printer MaintenanceAdjusting Paper Feed TensionPrinters With Paper Tension LeversRecently released simplex and duplex printers
IntroductionGeneral Printer Maintenance 9-9Printers With Pick Pressure AdjustersOlder simplex and duplex printers have two pick pressure adjusters ins
Introduction9-10 General Printer MaintenanceThis reveals the pick pressure adjusters, illustrated in Figure 9-3, Paper Pick Pressure Adjusters, below:
IntroductionGeneral Printer Maintenance 9-11Lubrication ProcedureComplete the lubrication procedure as-needed. Apply lubrication sparingly. Insufficie
Introduction9-12 General Printer Maintenance Figure 9-4. Front View Lubrication Points
IntroductionGeneral Printer Maintenance 9-13Front View Lubrication TablesDuplex Only Table 9-1. All Printers – Front View LubricationSymbol Part Lubr
Introduction9-14 General Printer Maintenance Figure 9-5. Rear View Lubrication
IntroductionGeneral Printer Maintenance 9-15Rear View Lubrication TablesDuplex Only Table 9-3. All Printers – Rear View LubricationSymbol Part Lubric
Print Quality/TAG Cross-ReferenceTAG Cross- Reference Tables 2-9 Print Quality/TAG Cross-ReferencePoor quality prints are another indication of pri
Introduction9-16 General Printer Maintenance Figure 9-6. Duplex Only: Top View Lubrication Table 9-5. Duplex Top View LubricationSymbol Part Lubrica
IntroductionGeneral Printer Maintenance 9-17 Figure 9-7. Duplex Only: Duplex Holding Tray Lubrication Table 9-6. Duplex Front View LubricationSymbol
Introduction9-18 General Printer MaintenanceTune-Up Maintenance Procedure The tune-up maintenance procedure should be performed when the printer: jams
IntroductionGeneral Printer Maintenance 9-19 Figure 9-8. Tune-Up Kit Components7 Replace the component assemblies in this order: • Paper timing rolle
Introduction9-20 General Printer Maintenance
Abbreviations and Acronyms A-1Appendix AAbbreviations and AcronymsACIA . . . . . . . . .Asynchronous Communication Interface AdapterALU . . . . . . .
A-2 Abbreviations and AcronymsMCH . . . . . . . . . .Main Charger UnitMCS . . . . . . . . . .Main Charger SensorMIGS . . . . . . . . .Minter Image Ge
IndexIndex-1A"A" rollerremoval 7-96abbreviations A-1AC powermalfunctions 3-118AC power supplyremoval 7-29acronyms A-1add toner indicatorprob
Index-2removal 7-26countermalfunctions 3-140problems 2-13removal 7-20testing 5-7coversremoving back 7-6removing EP 7-84removing exit 7-74, 7-76removin
Index-3removal 7-92duplex tray paper guide motortesting 5-17duplex tray registration motorremoval 7-91EEIGS program RAMtesting 5-22EIGS/MIGS bit map
Print Quality/TAG Cross-Reference2-10 TAG Cross- Reference Tables Table 2-12. Light Print TAGsLight Prints Go to TAGWith carrier particles 801With b
Index-4overriding 1-22top cover 3-192Jjob offset assemblyproblems 3-75removal 7-66jogging motortesting 5-8jogging motor control boardremoval 7-39jumpe
Index-5paper exit sensorremoval 7-78paper feed drive beltremoval 7-58paper feed tensionadjusting 9-8paper full sensorremoval 7-79paper handlingprobl
Index-6smearing 2-11uneven print density 2-11, 3-180varying print densityexample 4-20voidsexample 4-9voids or white spots 3-158washout example 4-5whit
Index-7too light 3-49toner supply motortesting 5-9tool kit 9-4top coverconnectors 6-10removal 7-14top cover hingeremoval 7-16top cover interlock swi
Print Quality/TAG Cross-ReferenceTAG Cross- Reference Tables 2-11 Table 2-16. Smeared, Blurred, and Uneven Print TAGsSmeared, Blurred, Uneven Prints
-vChapter 8, “Options”Provides information about the optional High Capacity Input and High Capacity Output bins.Chapter 9, “General Printer Maintenanc
Print Quality/TAG Cross-Reference2-12 TAG Cross- Reference TablesMechanical Malfunction/TAG Cross-ReferenceThe chart below outlines possible mechanica
Print Quality/TAG Cross-ReferenceTAG Cross- Reference Tables 2-13 f Table 2-21. Paper Handling Problem TAGsPaper Handling Problems Go to TAGMultiple
Print Quality/TAG Cross-Reference2-14 TAG Cross- Reference Tables
Troubleshooting Analysis Guide (TAGs) 3-1Chapter 3TroubleshootingAnalysis Guide(TAGs)
3-2 Troubleshooting Analysis Guide (TAGs)ContentsTroubleshooting Analysis Guide (TAGs)TAG 001: Troubleshooting a Problem . . . . . . . . . . . . . .
Troubleshooting Analysis Guide (TAGs) 3-3TAG 101: IGS Controller Diagnostic Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-103TAG 130
3-4 Troubleshooting Analysis Guide (TAGs)Troubleshooting Analysis Guide (TAGs)This chapter describes each of the TAGs used to diagnose and resolve spe
Troubleshooting Analysis Guide (TAGs) 3-5TAG 001: Troubleshooting a ProblemIf you are not sure how to troubleshoot a printer problem, start with this
3-6 Troubleshooting Analysis Guide (TAGs)display?No: Refer to Chapter 2, “TAG Cross- Reference Tables” to determine which TAG to follow, then turn to
Troubleshooting Analysis Guide (TAGs) 3-710Run a job which is known to be good.• Compare the output from the problem print job to the output from the
-vi
3-8 Troubleshooting Analysis Guide (TAGs)TAG 002: Check & Problem Resolution1Complete any actions directing you to this TAG.• Make sure all connec
Troubleshooting Analysis Guide (TAGs) 3-9the magnetic roller.• Reinstall the developer unit.6 Inspect and clean the cleaner unit/main charger:• Inspec
3-10 Troubleshooting Analysis Guide (TAGs)3Run test prints to confirm print quality, in both simplex and duplex modes and from upper and lower paper c
Troubleshooting Analysis Guide (TAGs) 3-115 Press: START to select the drive specified. 1-0 appears on the display6 Press: START to select the clear e
3-12 Troubleshooting Analysis Guide (TAGs)TAG 010: Upper Cassette MalfunctionError Code: 010Possible Causes: Cassette emptyPaper incorrectly loadedPos
Troubleshooting Analysis Guide (TAGs) 3-134Check pressure lever:• Reinsert the upper cassette.• Watch the pressure lever as the cassette is inserted.D
3-14 Troubleshooting Analysis Guide (TAGs)E10: Envelope Tray Out of EnvelopesThis TAG refers to the error code for the envelope tray, which handles 75
Troubleshooting Analysis Guide (TAGs) 3-155Reinsert the envelope cassette.• Watch the pressure lever as the cassette is inserted.Does the pressure lev
3-16 Troubleshooting Analysis Guide (TAGs)TAG 011: Lower Cassette MalfunctionError Code: 011Possible Causes: Cassette emptyPaper incorrectly loadedPos
Troubleshooting Analysis Guide (TAGs) 3-174Reinsert the lower cassette.• Watch the pressure lever as the cassette is inserted.Does the pressure lever
ContentsviiPrinter and Troubleshooting OverviewContents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-18 Troubleshooting Analysis Guide (TAGs)TAG 012: Upper Cassette Not LatchedError Code: 012Possible Defects: Upper cassette release camUpper cassette
Troubleshooting Analysis Guide (TAGs) 3-194Run diagnostic test 002.Is 1-0 displayed?No: Replace the PCL board, then turn to TAG 002: Check & Probl
3-20 Troubleshooting Analysis Guide (TAGs)9Reconnect J/P40 and J/P45.• Remove the lower cassette.• Loosen the lower paper size sensor assembly for acc
Troubleshooting Analysis Guide (TAGs) 3-21TAG E12: Envelope Tray or Feeder Not LatchedError Code: E12Possible Defects: Upper cassette release camUpper
3-22 Troubleshooting Analysis Guide (TAGs)4Run diagnostic test 002.Is 1-0 displayed?No: Replace the PCL board, then turn to TAG 002: Check & Probl
Troubleshooting Analysis Guide (TAGs) 3-239Reconnect J/P40 and J/P45.• Remove the lower cassette.• Loosen the lower paper size sensor assembly for acc
3-24 Troubleshooting Analysis Guide (TAGs)TAG 013: Lower Cassette Not LatchedError Code: 013Possible Defects: Lower cassette release camEven Lower cas
Troubleshooting Analysis Guide (TAGs) 3-255Install the lower cassette.Is a value other than 1-0 displayed?No: Continue.Yes: Replace the PCL board, the
3-26 Troubleshooting Analysis Guide (TAGs)TAG 020: Paper Jam/Misfeed in Upper Cassette AreaError Code: 020Possible Causes: Paper incorrectly loadedWro
Troubleshooting Analysis Guide (TAGs) 3-273 Clear the paper path.• Remove the upper cassette.• Power-on-reset the printer.• Run test prints from t
viiiTAG 012: Upper Cassette Not Latched . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-18TAG E12: Envelope Tray or Feeder N
3-28 Troubleshooting Analysis Guide (TAGs)9Turn the printer off and unplug the power cord.• Disconnect J/P40 and J/P57.• Check the following for conti
Troubleshooting Analysis Guide (TAGs) 3-2913Turn off the printer and unplug the power cord.• Disconnect J/P40 and J/P66.• Check P40-6 to J66-2 and P40
3-30 Troubleshooting Analysis Guide (TAGs)TAG 021: Paper Jam/Misfeed in /Lower Cassette AreaError Code: 021Possible Causes: Paper loaded incorrectlyWr
Troubleshooting Analysis Guide (TAGs) 3-313Clear the paper path.• Reinsert the upper cassette.• Power-on-reset the printer.• Run test prints from the
3-32 Troubleshooting Analysis Guide (TAGs)P40-25 to P57-1P40-12 to P57-3Is there ground?No: Repair or replace the connectors or wiring from:P40-25 to
Troubleshooting Analysis Guide (TAGs) 3-3313Turn the printer off and unplug the power cord.• Disconnect J/P40 and J/P67.• Check P40-5 to J67-2 and P40
3-34 Troubleshooting Analysis Guide (TAGs)TAG 022: Paper Jam in the Transfer or Fuser AreaError Code: 022Possible Causes: Paper loaded incorrectlyWron
Troubleshooting Analysis Guide (TAGs) 3-35Operations manual.• Check that the fuser unit is installed properly.• Power-on-reset the printer.• Run test
3-36 Troubleshooting Analysis Guide (TAGs)8Check the paper path for jams.• Open the printer’s front cover and insert the interlock bypass tool.• Power
Troubleshooting Analysis Guide (TAGs) 3-3714Does paper stop or jam either before or during entry into the fuser unit?No: Go to #17 in this TAG.Yes: Co
ixTAG 804: Prints With Light Horizontal Bands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-162TAG 805: Black Prints. . . . . . . . . .
3-38 Troubleshooting Analysis Guide (TAGs)20Power-on-reset the printer.• While the main motor is running, cover all of the holes in the vacuum unit wi
Troubleshooting Analysis Guide (TAGs) 3-39TAG 023: Paper Jam in the Output AreaError Code: 023Possible Causes: Paper path obstruction Output tray obst
3-40 Troubleshooting Analysis Guide (TAGs)P40-13 to P49-3.Is there continuity?No: Repair or replace the connectors or wiring from:P40-26 to J/P50-1 to
Troubleshooting Analysis Guide (TAGs) 3-41TAG 025: Paper in Input Area Before PrintingError Code: 025Possible Defects: Paper timing sensorPCL boardCon
3-42 Troubleshooting Analysis Guide (TAGs)6Turn the printer off and unplug the power cord.• Loosen the paper timing guide.• Disconnect J/P57 and J/P40
Troubleshooting Analysis Guide (TAGs) 3-43TAG 026: Paper in Output Area Before PrintingError Code: 026Possible Defects: Exit paper sensorPCL boardConn
3-44 Troubleshooting Analysis Guide (TAGs)TAG 030: Developer Bias Short/FailureError Code: 030Possible Defects: Cleaner unitHigh voltage unitDC power
Troubleshooting Analysis Guide (TAGs) 3-456Open the back cover and install an interlock by-pass tool.• Power-on-reset the printer.• Check TP4-35 for +
3-46 Troubleshooting Analysis Guide (TAGs)11Check TP3-27 for +24 Vdc.Is the voltage +24 Vdc?No: Continue.Yes: Replace the PCL board, then turn to TAG
Troubleshooting Analysis Guide (TAGs) 3-47TAG 031: Toner Patch Reference Level Too LowError Code: 031Possible Causes: Contamination of the toner patch
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