HP 787801-251 Datasheet download pdf (Page 112)

2. Remove the five Torx screws (1) and the Phillips screw (2) that secure the system board to the

base enclosure.

3. Lift up on the left side of the system board (1) until it rests at an angle.

4. Remove the system board (2) by sliding it up and to the left at an angle.

Reverse this procedure to install the system board.

104 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

1 2 ... 107 108 109 110 111 112 113 114 115 116 117 ... 165 166

HP ProBook 640 G1 Notebook PC 1
HP ProBook 645 G1 Notebook PC 1
HP ProBook 650 G1 Notebook PC 1
HP ProBook 655 G1 Notebook PC 1
Safety warning notice 3
Table of contents 5
1 Product description 9
Display 9 17
Lights 13 21
Left side 24
Left side 17 25
Right side 26
Rear (select models only) 27
Bottom 21 29
3 Illustrated parts catalog 30
Service tag 23 31
Computer major components 32
Computer major components 25 33
Computer major components 27 35
Computer major components 29 37
Computer major components 31 39
Computer major components 33 41
Computer major components 35 43
Computer major components 37 45
Cables 39 47
Plastics Kit 48
Mass storage devices 49
Miscellaneous parts 50
Tools required 66
Service considerations 66
Grounding guidelines 67
Customer Self-Repair parts 71
Description Spare part number 72
Hard drive 74
Modem module 628824-001 76
Expansion memory module 80
Solid-state drive 87
Keyboard 88
2. Open the computer 92
Fan and heat sink assembly 95
Base enclosure 99
Base enclosure 93 101
USB board 102
USB board 95 103
Power button board 104
Power button board 97 105
Fingerprint reader board 106
Fingerprint reader board 99 107
Smart card reader 108
System board 109
Speakers 113
Function button board 115
Processor 117
TouchPad 119
Power connector cable 121
RTC battery 122
RTC battery 115 123
Display assembly 124
7 Computer Setup 129
Updating the BIOS 130
Using MultiBoot 132
Hardware Diagnostics (UEFI) 134
8 Specifications 141
9 Backup and recovery 144
Using f11 recovery tools 145
Using HP Software Setup 147
Windows 7 148
Backing up your information 149
Performing a system recovery 150
Creating backups 153
10 Statement of Volatility 156
Non-volatile memory usage 157
Questions and answers 159
12 Recycling 162

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HP 787801-251 Datasheet Page 112

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