Hp DV3 Bedienungsanleitung PDF herunterladen (Seite 92)

4–30 Maintenance and Service Guide

Removal and replacement procedures

2. Turn the computer display-side up with the front toward you.

3. Open the computer as far as possible.

4. Disconnect the LED board cable 1 from the low insertion force (LIF) connector on the system board.

5. Lift the rear edge of the switch cover 2 and swing it up and forward until it detaches from the computer.

6. Remove the switch cover.

Reverse this procedure to install the switch cover.

1 2 ... 87 88 89 90 91 92 93 94 95 96 97 ... 181 182

Maintenance and Service Guide 1
Safety warning notice 4
Contents 5
5 Setup Utility 6
6 Specifications 6
7 Screw listing 6
8 Backup and recovery 7
9 Connector pin assignments 7
10Power cord set requirements 7
11Recycling 7
Product description 9
Continued 10
Top components 15
Pointing devices 19
Front components 20
Right-side components 21
Left-side components 22
Bottom components 23
Illustrated parts catalog 25
Computer major components 26
(Continued): 28
Plastics Kit 43
Mass storage devices 44
Miscellaneous parts 45
Tools required 63
Service considerations 63
Plastic parts 63
Grounding guidelines 64
Workstation guidelines 65
Equipment guidelines 66
Serial number 67
Computer feet 68
Description Spare part number 69
Hard drive 70
Memory module 72
WLAN module 74
WWAN module 81
SIM slot board 82
RTC battery 84
Optical drive 85
Keyboard 87
Switch cover 91
Speaker assembly 93
Display assembly 94
Remove the display assembly: 95
Top cover 106
Fingerprint reader board 109
LED board 110
Bluetooth module 111
Audio board 112
USB board 113
Power connector and cable 114
System board 115
Fan/heat sink assembly 118
Processor 122
Setup Utility 125
Displaying system information 126
Setup Utility menus 127
System Configuration menu 128
Diagnostics menu 128
Specifications 129
Hard drive specifications 132
System DMA specifications 135
Screw listing 139
Phillips PM3.0×4.0 screw 140
Phillips PM2.0×4.0 screw 141
Phillips PM2.5×3.0 screw 143
Phillips PM2.0×8.0 screw 145
Phillips PM2.0×3.0 screw 146
Where used: 150
Phillips PM2.5×6.0 screw 151
Phillips PM2.5×4.0 screw 153
Phillips PM2.0×6.0 screw 154
Silver 4 7.0 mm 2.0 mm 5.0 mm 155
Backup and recovery 157
Backing up your information 158
Using system restore points 159
Performing a recovery 160
Creating recovery discs 161
Connector pin assignments 165
External monitor 166
RJ-45 (network) 168
Universal Serial Bus 168
Power cord set requirements 169
Recycling 171

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