Contents 9
Troubleshooting a Wet System . . . . . . . . . . . . . 176
Troubleshooting a Damaged System . . . . . . . . . . 177
Troubleshooting the System Battery. . . . . . . . . . . 178
Troubleshooting Power Supplies . . . . . . . . . . . . 179
Troubleshooting System Cooling Problems. . . . . . . 180
Troubleshooting a Fan . . . . . . . . . . . . . . . 180
Troubleshooting System Memory . . . . . . . . . . . . 181
Troubleshooting an Internal USB Key. . . . . . . . . . 183
Troubleshooting an Internal SD Card . . . . . . . . . . 184
Troubleshooting an Optical Drive. . . . . . . . . . . . 185
Troubleshooting a Tape Backup Unit . . . . . . . . . . 186
Troubleshooting a Hard Drive. . . . . . . . . . . . . . 186
Troubleshooting a Storage Controller. . . . . . . . . . 187
Troubleshooting Expansion Cards. . . . . . . . . . . . 189
Troubleshooting the Processors. . . . . . . . . . . . . 190
5 Running the System Diagnostics. . . . . . 193
Using Online Diagnostics . . . . . . . . . . . . . . . . 193
Embedded System Diagnostics Features . . . . . . . . 193
When to Use the Embedded System Diagnostics. . . . 194
Running the Embedded System Diagnostics . . . . . . 194
System Diagnostics Testing Options . . . . . . . . . . 194
book.book Page 9 Wednesday, January 20, 2010 10:20 AM