Server Hardware Owner's Manual

8 Contents
4 Troubleshooting Your System . . . . . . . . 159
Safety First—For You and Your System . . . . . . . . 159
Start-Up Routine
. . . . . . . . . . . . . . . . . . . . 159
Checking the Equipment
. . . . . . . . . . . . . . . . 160
Troubleshooting External Connections
. . . . . . 160
Troubleshooting the Video Subsystem
. . . . . . 160
Troubleshooting the Keyboard
. . . . . . . . . . 161
Troubleshooting the Mouse
. . . . . . . . . . . . 163
Troubleshooting Serial I/O Problems
. . . . . . . . . 164
Troubleshooting a Serial I/O Device
. . . . . . . 165
Troubleshooting a USB Device
. . . . . . . . . . 165
Troubleshooting a NIC
. . . . . . . . . . . . . . . . . 167
Troubleshooting a Wet System
. . . . . . . . . . . . . 168
Troubleshooting a Damaged System
. . . . . . . . . . 169
Troubleshooting the System Battery
. . . . . . . . . . 170
Troubleshooting Redundant Power Supplies
. . . . . 171
Troubleshooting System Cooling Problems . . . . . . 172
Troubleshooting a Fan
. . . . . . . . . . . . . . 173
Troubleshooting System Memory
. . . . . . . . . . . 174
Troubleshooting an Internal USB Key
. . . . . . . . . 176
Troubleshooting a Diskette Drive
. . . . . . . . . . . 177
Troubleshooting an Optical Drive
. . . . . . . . . . . 179
Troubleshooting a SCSI Tape Drive
. . . . . . . . . . 180
Troubleshooting a Hard Drive
. . . . . . . . . . . . . 181