System Left Side Cover
.........................................................................................................................................101
Removing The System Left Side Cover
...........................................................................................................101
Installing The System Left Side Cover
............................................................................................................102
Control Panel
........................................................................................................................................................102
Removing The Control Panel—Tower Mode
.................................................................................................103
Installing The Control Panel—Tower Mode
..................................................................................................104
Removing The Control Panel Module—Rack Mode
......................................................................................104
Installing The Control Panel—Rack Mode
.....................................................................................................106
Removing The Control-Panel Board
...............................................................................................................106
Installing The Control-Panel Board
................................................................................................................107
LCD Module
..........................................................................................................................................................107
Removing The LCD Module—Tower Mode
...................................................................................................108
Installing The LCD Module—Tower Mode
....................................................................................................108
Removing The LCD Module—Rack Mode
......................................................................................................109
Installing The LCD Module—Rack Mode
.......................................................................................................110
VGA Module
..........................................................................................................................................................110
Removing The VGA Module
...........................................................................................................................111
Installing The VGA Module
.............................................................................................................................111
System Board
........................................................................................................................................................112
Removing The System Board
.........................................................................................................................112
Installing The System Board
..........................................................................................................................113
4 Troubleshooting Your System...............................................................................................115
Safety First—For You And Your System
...............................................................................................................115
Troubleshooting System Startup Failure
..............................................................................................................115
Troubleshooting External Connections
.................................................................................................................115
Troubleshooting The Video Subsystem
................................................................................................................115
Troubleshooting A USB Device
............................................................................................................................115
Troubleshooting A Serial I/O Device
....................................................................................................................116
Troubleshooting A NIC
..........................................................................................................................................116
Troubleshooting A Wet System
............................................................................................................................116
Troubleshooting A Damaged System
...................................................................................................................117
Troubleshooting The System Battery
...................................................................................................................118
Troubleshooting Power Supplies
..........................................................................................................................118
Troubleshooting Cooling Problems
.......................................................................................................................118
Troubleshooting Cooling Fans
..............................................................................................................................119
Troubleshooting System Memory
.........................................................................................................................119
Troubleshooting An Internal USB Key
..................................................................................................................120
Troubleshooting An SD Card
................................................................................................................................120
Troubleshooting An Optical Drive
.........................................................................................................................121
Troubleshooting A Hard Drive
..............................................................................................................................121
Troubleshooting Expansion Cards
........................................................................................................................122