HP 540 - Page 6

Equipment guidelines ....................................................................... 33
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
ExpressCard assembly ...................................................................................................... 79
5 Computer Setup
Starting Computer Setup .................................................................................................................... 81
Using Computer Setup ....................................................................................................................... 82
Navigating and selecting in Computer Setup ..................................................................... 82
Restoring factory settings in Computer Setup ................................................................... 82
Computer Setup menus ..................................................................................................................... 83
File menu ........................................................................................................................... 83
Security menu .................................................................................................................... 84
Diagnostics menu .............................................................................................................. 84
System Configuration menu .............................................................................................. 85
6 Specifications
Computer specifications ..................................................................................................................... 88
14.1-inch, WXGA display specifications ............................................................................................. 89
Hard drive specifications .................................................................................................................... 90
DVD±RW and CD-RW Double-Layer Combo Drive specifications .................................................... 91
DVD/CD-RW Combo Drive specifications .......................................................................................... 92
System DMA specifications ................................................................................................................ 93
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