HP 6520s - Notebook PC Maintenance And Service Manual page 6

Unknown user password .......................................................................................... 34
Component replacement procedures ........................................................................................ 35
Serial number ......................................................................................................... 35
Computer feet ......................................................................................................... 36
Battery ................................................................................................................... 37
Hard drive ............................................................................................................. 38
WLAN module ........................................................................................................ 40
Memory module ...................................................................................................... 43
Optical drive .......................................................................................................... 45
Switch cover and keyboard ...................................................................................... 47
Speaker ................................................................................................................. 51
Display lid switch module ......................................................................................... 52
Display assembly .................................................................................................... 53
Top cover ............................................................................................................... 58
TouchPad board and TouchPad button board ............................................................. 61
Bluetooth module .................................................................................................... 64
System board ......................................................................................................... 66
Fan ....................................................................................................................... 69
Heat sink ............................................................................................................... 71
Processor ............................................................................................................... 74
Modem module ...................................................................................................... 76
RTC battery ............................................................................................................ 78
5 Computer Setup
Starting Computer Setup ......................................................................................................... 80
Using Computer Setup ............................................................................................................ 81
Navigating and selecting in Computer Setup .............................................................. 81
Restoring factory settings in Computer Setup ............................................................... 81
Computer Setup menus ........................................................................................................... 82
File menu ............................................................................................................... 82
Security menu ......................................................................................................... 83
Diagnostics menu .................................................................................................... 83
System Configuration menu ...................................................................................... 84
6 Specifications
Computer specifications .......................................................................................................... 86
14.1-inch, WXGA display specifications ................................................................................... 87
Hard drive specifications ........................................................................................................ 88
DVD±RW and CD-RW Double-Layer Combo Drive specifications ................................................. 89
DVD/CD-RW Combo Drive specifications ................................................................................. 90
System DMA specifications ...................................................................................................... 91
System interrupt specifications ................................................................................................. 92
System I/O address specifications ............................................................................................ 93
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