HP Compaq Presario CQ57 Maintenance And Service Manual page 6

Component replacement procedures ........................................................................................ 34
Service tag ............................................................................................................. 34
Computer feet ......................................................................................................... 35
Battery ................................................................................................................... 36
Optical drive (select models only) .............................................................................. 37
WLAN module ........................................................................................................ 40
Memory module ...................................................................................................... 42
Hard drive ............................................................................................................. 43
Keyboard ............................................................................................................... 46
Top cover ............................................................................................................... 49
Power button board ................................................................................................. 53
TouchPad button board ............................................................................................ 54
USB board ............................................................................................................. 56
Power connector cable ............................................................................................ 57
Speakers ................................................................................................................ 59
Optical drive connector cable ................................................................................... 60
Display assembly .................................................................................................... 61
System board ......................................................................................................... 68
RTC battery ............................................................................................................ 71
Fan/heat sink assembly ........................................................................................... 73
Processor ............................................................................................................... 79
5 Setup Utility (BIOS) and System Diagnostics .................................................................... 81
Using Setup Utility .................................................................................................................. 81
Starting Setup Utility ................................................................................................ 81
Changing the language of Setup Utility ...................................................................... 81
Navigating and selecting in Setup Utility .................................................................... 82
Displaying system information ................................................................................... 82
Restoring factory settings in Setup Utility ..................................................................... 83
Exiting Setup Utility ................................................................................................. 83
Updating the BIOS .................................................................................................. 83
Using System Diagnostics ........................................................................................................ 85
6 Specifications ................................................................................................................. 86
Computer specifications .......................................................................................................... 86
15.6-inch display specifications ............................................................................................... 87
Hard drive specifications ........................................................................................................ 88
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Packaging and transporting guidelines ........................................ 32
Determining the BIOS version .................................................................... 84
Downloading a BIOS update ..................................................................... 84
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