8 Contents
Installing the Control-Panel Module–LED . . . . 139
Control Panel Assembly—LCD (Optional)
. . . . . . . 140
Removing the Control Panel Display
Module
. . . . . . . . . . . . . . . . . . . . . . 140
Installing the Control Panel Display
Module . . . . . . . . . . . . . . . . . . . . . . 141
Removing the Control Panel Assembly
. . . . . . 141
Installing the Control Panel Assembly . . . . . . 143
SAS Backplane. . . . . . . . . . . . . . . . . . . . . 143
Removing the SAS Backplane
. . . . . . . . . . 143
Installing the SAS Backplane. . . . . . . . . . . 147
Power Distribution Board . . . . . . . . . . . . . . . 148
Removing the Power Distribution Board
. . . . . 148
Replacing the Power Distribution Board . . . . . 151
System Board. . . . . . . . . . . . . . . . . . . . . . 152
Removing the System Board
. . . . . . . . . . . 152
Installing the System Board. . . . . . . . . . . . 154
4 Troubleshooting Your System . . . . . . . . 157
Safety First—For You and Your System . . . . . . . . 157
Troubleshooting System Startup Failure
. . . . . . . . 157
Troubleshooting External Connections
. . . . . . . . 157
Troubleshooting the Video Subsystem
. . . . . . . . . 158
Troubleshooting a USB Device
. . . . . . . . . . . . 158
Troubleshooting a Serial I/O Device
. . . . . . . . . . 159
Troubleshooting a NIC
. . . . . . . . . . . . . . . . . 159
book.book Page 8 Tuesday, August 24, 2010 1:47 PM