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Performing the checkout procedure ................171
Checkpoint codes (trained service technicians only) ...........171
Troubleshooting tables .....................172
CD or DVD drive problems ...................172
Diskette drive problems ....................173
General problems ......................174
Hard disk drive problems....................174
Intermittent problems .....................175
Keyboard, mouse, or pointing-device problems............175
Memory problems ......................177
Microprocessor problems....................178
Monitor or video problems ...................178
Optional-device problems ...................181
Power problems .......................182
Serial port problems .....................183
ServerGuide problems.....................184
Software problems ......................184
Universal Serial Bus (USB) port problems .............185
Error LEDs ..........................186
Power-supply LEDs.......................187
Diagnostic programs, messages, and error codes ...........189
Running the diagnostic programs.................189
Diagnostic text messages ...................190
Viewing the test log......................190
Diagnostic error codes ....................191
Recovering from a BIOS update failure ...............203
System-error log messages ....................205
Solving SCSI problems .....................213
Solving power problems .....................213
Solving Ethernet controller problems ................214
Solving undetermined problems ..................215
Calling Lenovo for service ....................216
Getting help and technical assistance ...............217
Before you call ........................217
Using the documentation.....................217
Getting help and information from the World Wide Web .........217
Calling for service .......................218
Using other services ......................218
Purchasing additional services...................219
Lenovo Taiwan product service ..................219
Appendix. Notices.......................221
Trademarks..........................222
Important notes ........................222
Waste electrical and electronic equipment (WEEE) notices ........223
Battery return program .....................224
Electronic emissions notices ...................225
Federal Communications Commission (FCC) statement ........225
Industry Canada Class A emission compliance statement ........226
Avis de conformité à la réglementation d'Industrie Canada .......226
Australia and New Zealand Class A statement ............226
United Kingdom telecommunications safety requirement
........226
European Union EMC Directive conformance statement ........226
German Class A compliance statement ..............226
Japanese Voluntary Control Council for Interference (VCCI) statement 227
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