Service Manual

Procedure.............................................................................................................................................................................80
48 Replacing the top cover............................................................................................................ 82
Procedure............................................................................................................................................................................. 82
Post-requisites ....................................................................................................................................................................82
49 Removing the power switch...................................................................................................... 83
Prerequisites.........................................................................................................................................................................83
Procedure............................................................................................................................................................................. 83
50 Replacing the power switch.......................................................................................................84
Procedure............................................................................................................................................................................. 84
Post-requisites ....................................................................................................................................................................84
51 Removing the CPU board...........................................................................................................85
Prerequisites........................................................................................................................................................................ 85
Procedure.............................................................................................................................................................................85
52 Replacing the CPU board.......................................................................................................... 86
Procedure.............................................................................................................................................................................86
Post-requisites ....................................................................................................................................................................86
53 Removing the system board...................................................................................................... 87
Prerequisites.........................................................................................................................................................................87
Procedure............................................................................................................................................................................. 87
54 Replacing the system board...................................................................................................... 90
Procedure.............................................................................................................................................................................90
Post-requisites.....................................................................................................................................................................90
Entering the Service Tag in the BIOS setup program.................................................................................................... 90
55 BIOS setup program................................................................................................................. 92
Entering BIOS setup program............................................................................................................................................92
Clearing forgotten passwords............................................................................................................................................92
Clearing CMOS settings..................................................................................................................................................... 93
56 Removing the Dell logo board.................................................................................................... 95
Prerequisites........................................................................................................................................................................ 95
Procedure.............................................................................................................................................................................95
57 Replacing the Dell logo board.....................................................................................................98
Procedure.............................................................................................................................................................................98
Post-requisites.....................................................................................................................................................................98
58 Technology and components..................................................................................................... 99
Power....................................................................................................................................................................................99
Processor............................................................................................................................................................................. 99
Mechanical........................................................................................................................................................................... 99
Kazalo
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