Contents 9
Troubleshooting Power Supplies . . . . . . . . . . . . 165
Troubleshooting System Cooling Problems
. . . . . . . 166
Troubleshooting a Fan
. . . . . . . . . . . . . . . . . . 166
Troubleshooting System Memory
. . . . . . . . . . . . 167
Troubleshooting an Internal SD Card
. . . . . . . . . . 169
Troubleshooting an Internal USB Memory Key
. . . . . 170
Troubleshooting an Optical Drive
. . . . . . . . . . . . 171
Troubleshooting a Tape Backup Unit . . . . . . . . . . 171
Troubleshooting an External Tape Drive
. . . . . . . . 172
Troubleshooting a Hard Drive
. . . . . . . . . . . . . . 174
Troubleshooting a Storage Controller
. . . . . . . . . . 175
Troubleshooting a SAS or SAS RAID Controller
. . . . 176
Troubleshooting Expansion Cards
. . . . . . . . . . . . 178
Troubleshooting the Processors
. . . . . . . . . . . . . 179
5 Running the System Diagnostics. . . . . . 181
Using Online Diagnostics . . . . . . . . . . . . . . . . 181
Embedded System Diagnostics Features
. . . . . . . . 182
When to Use the Embedded System Diagnostics
. . . . 182
Running the Embedded System Diagnostics
. . . . . . 182
Embedded System Diagnostics Testing Options
. . . . 183
Using the Custom Test Options
. . . . . . . . . . . . . 183
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