HP ProBook 4525s Maintenance And Service Manual page 6

Component replacement procedures ................................................................................................. 46
5 Specifications ................................................................................................................................................ 99
Computer specifications ..................................................................................................................... 99
15.6-in display specifications ............................................................................................................ 101
Hard drive specifications .................................................................................................................. 102
DVD-ROM Drive specifications ........................................................................................................ 103
DVD±RW Double-Layer Combo Drive specifications ....................................................................... 104
Blu-ray Disc ROM Drive with SuperMulti DVD±R/RW Double-Layer specifications ........................ 105
6 Computer Setup .......................................................................................................................................... 106
Computer Setup ............................................................................................................................... 106
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Grounding guidelines ......................................................................................................... 43
Electrostatic discharge damage ........................................................................ 43
Packaging and transporting guidelines ............................................. 44
Workstation guidelines ..................................................................... 44
Equipment guidelines ....................................................................... 45
Service tag ......................................................................................................................... 46
Computer feet .................................................................................................................... 47
Battery ............................................................................................................................... 48
Switch cover and keyboard ................................................................................................ 49
Memory module ................................................................................................................. 53
Optical drive ....................................................................................................................... 54
Power button board ........................................................................................................... 56
Speakers ............................................................................................................................ 58
Thermal shield ................................................................................................................... 59
WLAN module .................................................................................................................... 60
WWAN module .................................................................................................................. 61
Heat sink and fan ............................................................................................................... 63
Processor ........................................................................................................................... 67
Palm rest ............................................................................................................................ 69
Hard drive .......................................................................................................................... 72
Display assembly on computers with 15.6-in displays ....................................................... 74
Top cover ........................................................................................................................... 81
RTC battery ....................................................................................................................... 84
Bluetooth module ............................................................................................................... 86
Modem module .................................................................................................................. 87
Audio board ....................................................................................................................... 89
System board ..................................................................................................................... 91
USB connector assembly .................................................................................................. 94
RJ-11 connector assembly ................................................................................................ 95
Power connector assembly ................................................................................................ 97
Starting Computer Setup ................................................................................................. 106