HP dx5150 Informations techniques Page 161
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Noté. / 5. Basé sur avis des utilisateurs
Service Reference Guide, dx5150 361685-001 D–15
Troubleshooting Without Diagnostics
Sound does not come
out
of the speaker or
headphones. (Continued)
Digital CD audio is not
enabled.
Enable digital CD audio:
1. From the Control Panel,
select System.
2. On the Hardware tab, click
the Device Manager button.
3. Right-click on the CD/DVD
device and select Properties.
4. On the Properties tab, make
sure “Enable digital CD
audio for this CD-ROM
device” is checked.
Headphones or devices
connected to the
line-out connector mute
the internal speaker.
Turn on and use headphones or
external speakers, if connected, or
disconnect headphones or external
speakers.
Volume is muted. 1. From the Control Panel
program, click Sound,
Speech and Audio
Devices, then click Sounds
and Audio Devices.
2. Click the Mute check box to
remove the check mark from
the
box.
Computer is in
standby mode.
Press the power button to resume
from standby mode.
Ä
CAUTION: When attempting to resume from standby mode, do not hold down the
power button for more than four seconds. Otherwise, the computer will shut down
and you will lose your unsaved data.
Noise or no sound comes
out of the speakers or
headphones.
Computer may not be
detecting the correct
speaker/headphone
type or output or
analog-to-digital
auto-sense is not
engaged.
1. The audio output jack supports
both digital and analog output
functions. When using digital
speakers, switch the PC’s output
jack to digital mode. Go to the
Volume Control Panel, select
the Advanced button, and
select the Enable Digital Audio
check box. When using
conventional analog speakers,
ensure this check box is not
selected.
2. If the headphones have a mono
jack, use the multimedia device
properties to switch the system
to analog out.
Solving Audio Problems (Continued)
Problem Cause Solution
- 1st edition 1
- Service Reference Guide 3
- First Edition (April 2005) 4
- Contents 5
- 1.4 Converting to NTFS 10
- 1.5 HP Software 11
- Setup screen 15
- 2.2.2 Computer Setup Menu 16
- Computer Setup (Continued) 17
- 2.3.1 Backing up the CMOS 20
- 2.4 Diagnostics for Windows 21
- 2.5 Configuration Record 25
- 2.7 Protecting the Software 26
- 2.8 Restoring the Software 26
- Desktop Management 27
- 3.3.3 System Software Manager 29
- 3.4 ROM Flash 30
- 3.4.2 HPQ Flash 31
- 3.4.3 FailSafe Boot Block ROM 31
- 3.4.4 Replicating Your Setup 31
- 3.4.5 Dual-State Power Button 34
- 3.4.6 World Wide Web Site 35
- Security Features Overview 36
- 3.5.1 Password Security 37
- Entering a User Password 38
- Clearing Passwords 39
- 3.5.6 Cable Lock Provision 41
- 3.6.2 Thermal Sensor 41
- Guidelines and Features 43
- 4.1.2 SATA Power Cable 44
- 4.2.1 PATA Data Cable 45
- 4.2.2 PATA Power Cable 45
- 4.2.3 PATA Cable Layout 46
- 4.4 ATA SMART Drives 47
- 4.5 Drive Capacities 47
- 4.6 SATA BIOS 48
- 4.6.2 Native Mode 49
- Disassembly Preparation 51
- 5.2.1 Generating Static 53
- 5.2.4 Grounding the Work Area 54
- 5.3 Operating Guidelines 55
- 5.4 Routine Care 55
- 5.4.3 Cleaning the Keyboard 56
- 5.4.4 Cleaning the Monitor 56
- 5.5 Service Considerations 57
- 5.5.4 Cables and Connectors 58
- 5.5.5 Hard Drives 58
- Microtower (MT) Chassis 61
- 6.2.2 Installing a Padlock 62
- 6.3 Access Panel 63
- 6.4 Front Bezel 64
- 6.5 Front Drive Bezels 65
- 6.5.2 Diskette Drive Bezel 66
- 6.6 Cable Management 67
- 6.6.1 Cable Connections 68
- 6.7 Memory Modules 69
- 6.8 Expansion Cards 70
- 6.8.2 PCI Expansion Card 71
- 6.9 Drives 73
- 6.9.2 Removing a Drive 74
- Releasing the Drives 76
- 6.9.3 Installing a Drive 77
- Connecting Hard Drive Cables 79
- 6.10 Chassis Fan 80
- ❏ power switch/LED cable 81
- ❏ front USB cable 81
- ❏ front audio cable 81
- 6.12 Front I/O Devices 82
- 6.13 Power Switch Assembly 83
- 6.14 Heatsink 85
- 6.15 Processor 86
- 6.16 System Board 87
- 6.17 Battery 89
- 6.17.1 Type 1 Battery Holder 90
- 6.17.2 Type 2 Battery Holder 91
- 6.17.3 Type 3 Battery Holder 92
- 6.18 Speaker 93
- 6.19 Power Supply 94
- 7.2.1 C a bl e Loc k 96
- 7.2.2 Padl oc k 97
- 7.4 Front Bezel 99
- 7.5 Front Drive Bezels 100
- 7.6 Memory Modules 101
- 7.7 PCI Expansion Card 102
- 7.8 Drives 104
- 7.8.2 Cable Management 105
- 7.8.3 Cable Connections 107
- 7.8.4 Optical Drive 108
- ❏ Audio cable 1 110
- ❏ Flat ribbon data cable 2 110
- ❏ Power cable 3 110
- 7.8.6 Primary Hard Drive 113
- 7.9 Front I/O Devices 115
- 7.10 Power Switch Assembly 116
- 7.11 S pe aker 117
- 7.12 C h assi s Fan 118
- 7.13 B a t ter y 119
- 7.13.1 Type 1 Battery Holder 120
- 7.13.2 Type 2 Battery Holder 121
- 7.14 Heatsink Assembly 122
- 7.15 Proc essor 123
- 7.16 Sys tem B oard 124
- 7.17 Power Su p p ly 126
- Connector Pin Assignments 127
- Ethernet RJ-45 128
- Ethernet AUI 128
- Parallel Interface 128
- Microphone 129
- Headphone 129
- Line-In Audio 129
- Line-Out Audio 130
- Ultra SCSI 130
- External Infrared Transceiver 131
- 24-Pin Power 132
- 24-Pin MicroFit Power 133
- 4-Pin Power (for CPU) 133
- PCI Express 134
- Power Cord Set Requirements 137
- Country-Specific Requirements 138
- POST Error Messages 139
- Preliminary Checklist 147
- Solving Minor Problems 148
- Solving Power Supply Problems 151
- Solving Diskette Problems 152
- Solving Hard Drive Problems 154
- Solving Display Problems 157
- Solving Audio Problems 160
- Solving Printer Problems 162
- Solving Keyboard Problems 163
- Solving Network Problems 166
- Solving Memory Problems 168
- Solving Processor Problems 169
- Solving Drive Key Problems 171
- Solving Software Problems 173
- AMD-Based Systems 175
- DIMM Sockets 176
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