Compaq Presario CQ40 - 4 Removal and replacement procedures

Electrostatic discharge damage ........................................................................ 35
Packaging and transporting guidelines ............................................. 36
Workstation guidelines ..................................................................... 36
Equipment guidelines ....................................................................... 37
Unknown user password ................................................................................................... 38
Component replacement procedures ................................................................................................. 39
Serial number .................................................................................................................... 39
Computer feet .................................................................................................................... 40
Battery ............................................................................................................................... 41
Optical drive ....................................................................................................................... 42
Hard drive .......................................................................................................................... 44
WLAN module .................................................................................................................... 47
RTC battery ....................................................................................................................... 50
Memory module ................................................................................................................. 52
Keyboard ........................................................................................................................... 54
Switch cover ...................................................................................................................... 56
Speaker assembly ............................................................................................................. 58
Display assembly ............................................................................................................... 60
Camera/microphone module ............................................................................................. 65
Top cover ........................................................................................................................... 67
TouchPad button board ..................................................................................................... 70
Bluetooth module ............................................................................................................... 71
Modem module .................................................................................................................. 73
Audio board ....................................................................................................................... 74
USB board ......................................................................................................................... 75
Power connector cable ...................................................................................................... 77
System board ..................................................................................................................... 79
Fan/heat sink assembly ..................................................................................................... 82
Processor ........................................................................................................................... 85
System fan ......................................................................................................................... 86
5 Setup Utility
Starting the Setup Utility ..................................................................................................................... 88
Changing the language of the Setup Utility ........................................................................................ 88
Navigating and selecting in the Setup Utility ...................................................................................... 89
Displaying system information ............................................................................................................ 89
Restoring default settings in the Setup Utility ..................................................................................... 90
Exiting the Setup Utility ...................................................................................................................... 90
Setup Utility menus ............................................................................................................................ 91
6 Specifications
Computer specifications ..................................................................................................................... 93
14.1-inch, WXGA, BrightView display specifications .......................................................................... 94
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