Hood Sensor ....................................................................................................................................
233
System Board ...................................................................................................................................
234
Rear Fan ..........................................................................................................................................
236
Changing from Desktop to Tower Configuration ..............................................................................
238
Port Cover ........................................................................................................................................
239
Power Supply, External ....................................................................................................................
240
Appendix A Battery Replacement ................................................................................................................
241
Appendix B Power Cord Set Requirements ................................................................................................
244
General Requirements .....................................................................................................................
Japanese Power Cord Requirements ..............................................................................................
Country-Specific Requirements ........................................................................................................
245
Appendix C POST Error Messages ..............................................................................................................
246
POST Numeric Codes and Text Messages .....................................................................................
247
Interpreting POST Diagnostic Front Panel LEDs and Audible Codes ..............................................
255
Appendix D Troubleshooting Without Diagnostics ....................................................................................
259
Safety and Comfort ..........................................................................................................................
Before You Call for Technical Support .............................................................................................
Helpful Hints .....................................................................................................................................
260
Solving General Problems ................................................................................................................
262
Solving Power Problems ..................................................................................................................
266
Solving Diskette Problems ...............................................................................................................
268
Solving Hard Drive Problems ...........................................................................................................
271
Solving Media Card Reader Problems .............................................................................................
274
Solving Display Problems .................................................................................................................
276
Solving Audio Problems ...................................................................................................................
280
Solving Printer Problems ..................................................................................................................
282
Solving Keyboard and Mouse Problems ..........................................................................................
284
Solving Hardware Installation Problems ...........................................................................................
286
Solving Network Problems ...............................................................................................................
287
Solving Memory Problems ...............................................................................................................
291
Solving Processor Problems ............................................................................................................
292
Solving CD-ROM and DVD Problems ..............................................................................................
293
Solving USB Flash Drive Problems ..................................................................................................
295
Solving Front Panel Component Problems ......................................................................................
297
Solving Internet Access Problems ....................................................................................................
Solving Software Problems ..............................................................................................................
300
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