Dell PowerEdge T620 - Page 6

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