HP 4730s LJ525UT#ABA manual 112

Grounding guidelines	43
Electrostatic discharge damage	43
Packaging and transporting guidelines	44
Workstation guidelines	44
Equipment guidelines	45
Component replacement procedures	46
Service tag	46
Battery	47
SIM	48
Bottom door	49
Optical drive	50
Hard drive	52
Memory modules	54
WWAN module	56
WLAN/Bluetooth combo card	58
Keyboard	63
Top cover	65
Card reader board	70
Speaker assembly	71
Quick Launch board	73
Power button board	74
Modem module	76
Lid switch	78
USB board	80
Optical drive connector	82
RJ-11 jack cable	84
System board	85
Hard drive extension board (4730s models)	89
RTC battery	91
Fan	93
Heat sink	95
Processor	97
Power cable	100
Display assembly	102
5 Computer Setup (BIOS) and System Diagnostics	112
Using Computer Setup	112
Starting Computer Setup	112
Navigating and selecting in Computer Setup	112
Restoring factory settings in Computer Setup	113
Updating the BIOS	114

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