8Contents
Removing Memory Modules . . . . . . . . . . . . 136
Processors . . . . . . . . . . . . . . . . . . . . . . . . 137
Removing a Processor . . . . . . . . . . . . . . . 137
Installing a Processor . . . . . . . . . . . . . . . 140
System Battery . . . . . . . . . . . . . . . . . . . . . . 141
Replacing the System Battery . . . . . . . . . . . 141
Control Panel Assembly . . . . . . . . . . . . . . . . 143
Removing the Control Panel Display Module . . . 143
Installing the Control Panel Display Module . . . . 143
Removing the Control Panel Board . . . . . . . . 144
Installing the Control Panel Board . . . . . . . . . 145
SAS Backplane . . . . . . . . . . . . . . . . . . . . . 146
Removing the SAS Backplane . . . . . . . . . . . 146
Installing a SAS Backplane . . . . . . . . . . . . 147
System Board . . . . . . . . . . . . . . . . . . . . . . 148
Removing the System Board . . . . . . . . . . . . 148
Installing the System Board . . . . . . . . . . . . 150
4 Troubleshooting Your System . . . . . . . . 153
Safety First—For You and Your System . . . . . . . . . 153
Troubleshooting System Startup Failure . . . . . . . . 153
Troubleshooting External Connections . . . . . . . . . 153
Troubleshooting the Video Subsystem . . . . . . . . . 154
Troubleshooting a USB Device . . . . . . . . . . . . . 154
Troubleshooting a Serial I/O Device . . . . . . . . . . 155