Hp Pavilion 15-e043cl Notebook PC Manuel d'utilisateur télécharger pdf (Page 77)

Using System Diagnostics

System Diagnostics allows you to run diagnostic tests to determine if the computer hardware is

functioning properly.

To start System Diagnostics:

1. Turn on or restart the computer, quickly press esc, and then press f2.

2. Click the diagnostic test you want to run, and then follow the on-screen instructions.

NOTE: If you need to stop a diagnostic test while it is running, press esc.

Using System Diagnostics 67

1 2 ... 72 73 74 75 76 77 78 79 80 81 82 ... 88 89

User Guide 1
Safety warning notice 3
Table of contents 5
1 Starting right 11
Fun things to do 12
More HP resources 13
Locating hardware 14
Locating software 14
Right side 15
Left side 16
Left side 7 17
TouchPad 19
Buttons and speakers 21
Bottom 13 23
(1) Product name 24
(2) Serial number 24
(3) Product number 24
(4) Warranty period 24
Using a WLAN 26
Configuring a wireless router 27
Protecting your WLAN 27
Connecting to a WLAN 28
Connecting to a wired network 29
Using the webcam 31
Using audio 31
Connecting speakers 32
Connecting headphones 32
Connecting a microphone 32
Checking the sound 32
Using video 33
Connecting an HDMI device 34
Using the TouchPad 36
Using TouchPad gestures 36
Using TouchPad gestures 27 37
Scrolling 38
Pinching/zooming 38
Rotating (select models only) 39
Flicking (select models only) 40
Edge swipes 40
Top-edge swipe 41
Left-edge swipe 41
Using the keyboard and mouse 42
Using the hot keys 44
6 Managing power 45
Initiating and exiting Sleep 46
Running on battery power 47
Finding battery information 48
Conserving battery power 48
Resolving a low battery level 49
Running on external AC power 50
Using a USB device 53
Connecting a USB device 54
Removing a USB device 54
Using optical drives 56
Inserting an optical disc 57
Removing an optical disc 58
8 Maintaining your computer 61
Replacing a hard drive 62
Using Disk Defragmenter 64
Using Disk Cleanup 65
9. Replace the service door 67
10. Replace the battery 67
12. Turn on the computer 67
Improving performance 57 67
Updating programs and drivers 68
Cleaning your computer 68
9 Securing your computer and 70
Setting Windows passwords 71
Installing software updates 72
Diagnostics 75
Downloading a BIOS update 76
Using System Diagnostics 77
Creating HP Recovery media 79
Restore and recovery 80
What you need to know 82
12 Specifications 84
Operating environment 85
13 Electrostatic Discharge 86

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