Dell C2100 4 T roubleshooting Y our Sy stem

Contents 7
Cooling Fans . . . . . . . . . . . . . . . . . . . . . . . 95
Removing a Cooling Fan Assembly . . . . . . . . . 95
Installing the Cooling Fan Assembly . . . . . . . . 96
Removing the Fan Module . . . . . . . . . . . . . 97
Installing the Fan Module. . . . . . . . . . . . . . 98
Backplane . . . . . . . . . . . . . . . . . . . . . . . . 98
Removing the Backplane . . . . . . . . . . . . . . 98
Installing the Backplane . . . . . . . . . . . . . . 100
Control Panel Assembly . . . . . . . . . . . . . . . . . 100
Removing the Control Panel Assembly. . . . . . . 100
Installing the Control Panel Assembly . . . . . . . 102
System Battery . . . . . . . . . . . . . . . . . . . . . . 102
Removing the System Battery . . . . . . . . . . . 102
Installing the System Battery . . . . . . . . . . . . 103
System Board . . . . . . . . . . . . . . . . . . . . . . 104
Removing the System Board . . . . . . . . . . . . 104
Installing the System Board . . . . . . . . . . . . 105
4 Troubleshooting Your System . . . . . . . . 109
Safety First—For You and Your System . . . . . . . . . 109
Installation Problems . . . . . . . . . . . . . . . . . . 109
Troubleshooting System Startup Failure . . . . . . . . 110
Troubleshooting External Connections . . . . . . . . . 110
Troubleshooting the Video Subsystem . . . . . . . . . 110
Troubleshooting a USB Device . . . . . . . . . . . . . 110
Troubleshooting a Serial I/O Device . . . . . . . . . . 111
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