Lenovo 6491 - Manual (Page 6)

Basic troubleshooting . . . . . . . . . . . 55
Diagnostic programs . . . . . . . . . . . 56
PC-Doctor for Windows . . . . . . . . . 57
PC-Doctor for DOS . . . . . . . . . . . 57
PC-Doctor for Windows PE . . . . . . . . 59
Cleaning the mouse . . . . . . . . . . . 59
Optical mouse . . . . . . . . . . . . 59
Non-optical mouse . . . . . . . . . . . 59
Chapter 8. Getting information, help,
and service . . . . . . . . . . . . . 61
Information resources . . . . . . . . . . . 61
Online Books folder . . . . . . . . . . 61
ThinkVantage Productivity Center . . . . . . 61
Access Help . . . . . . . . . . . . . 62
Safety and warranty . . . . . . . . . . 62
www.lenovo.com . . . . . . . . . . . 62
Help and service . . . . . . . . . . . . 62
Using the documentation and diagnostic
programs . . . . . . . . . . . . . . 63
Calling for service . . . . . . . . . . . 63
Using other services . . . . . . . . . . 64
Purchasing additional services . . . . . . . 64
Appendix A. Manual modem
commands . . . . . . . . . . . . . 65
Basic AT commands . . . . . . . . . . . 65
Extended AT commands . . . . . . . . . . 67
MNP/V.42/V.42bis/V.44 commands . . . . . . 68
Fax Class 1 commands . . . . . . . . . . 69
Fax Class 2 commands . . . . . . . . . . 69
Voice commands . . . . . . . . . . . . . 70
Appendix B. Notices . . . . . . . . . 73
Television output notice . . . . . . . . . . 74
Trademarks . . . . . . . . . . . . . . 74
Index . . . . . . . . . . . . . . . 75
iv User Guide