Lenovo 1741 Personal Computer User Manual


 
Reinstalling preinstalled applications and device
drivers . . . . . . . . . . . . . . . . . . 37
Reinstalling software programs . . . . . . . . 38
Reinstalling device drivers . . . . . . . . . . 38
Solving recovery problems . . . . . . . . . . 38
Chapter 7. Using the Setup Utility
program . . . . . . . . . . . . . . . . 41
Starting the Setup Utility program . . . . . . . 41
Viewing and changing settings . . . . . . . . 41
Using passwords. . . . . . . . . . . . . . 41
Password considerations. . . . . . . . . 42
Power-On Password . . . . . . . . . . 42
Administrator Password . . . . . . . . . 42
Hard Disk Password. . . . . . . . . . . 42
Setting, changing, and deleting a password . 42
Enabling or disabling a device . . . . . . . . 43
Selecting a startup device . . . . . . . . . . 43
Selecting a temporary startup device . . . . 43
Selecting or changing the startup device
sequence . . . . . . . . . . . . . . . 43
Exiting from the Setup Utility program . . . . . 44
Chapter 8. Updating system
programs . . . . . . . . . . . . . . . 45
Using system programs . . . . . . . . . . . 45
Updating (ashing) the BIOS from a disc . . . . 45
Updating (ashing) the BIOS from your operating
system. . . . . . . . . . . . . . . . . . 46
Chapter 9. Preventing problems . . . 47
Keeping your computer current . . . . . . . . 47
Getting the latest device drivers for your
computer . . . . . . . . . . . . . . . 47
Updating your operating system . . . . . . 47
Using System Update . . . . . . . . . . 47
Cleaning and maintenance . . . . . . . . . . 48
Basics . . . . . . . . . . . . . . . . 48
Cleaning your computer . . . . . . . . . 49
Good maintenance practices . . . . . . . 50
Moving your computer . . . . . . . . . . . 50
Chapter 10. Troubleshooting and
diagnostics . . . . . . . . . . . . . . 51
Basic troubleshooting . . . . . . . . . . . . 51
Troubleshooting procedure . . . . . . . . . . 52
Troubleshooting . . . . . . . . . . . . . . 52
Audio problems . . . . . . . . . . . . 53
CD problems . . . . . . . . . . . . . 54
DVD problems . . . . . . . . . . . . . 55
Intermittent problems . . . . . . . . . . 57
Keyboard, mouse, or pointing device
problems . . . . . . . . . . . . . . . 57
Monitor problems. . . . . . . . . . . . 59
Networking problems . . . . . . . . . . 60
Option problems . . . . . . . . . . . . 63
Performance and lockup problems . . . . . 64
Printer problems . . . . . . . . . . . . 65
Serial port problems. . . . . . . . . . . 65
Software problems . . . . . . . . . . . 66
USB problems . . . . . . . . . . . . . 67
Diagnostic programs . . . . . . . . . . . . 67
Lenovo ThinkVantage Toolbox. . . . . . . 68
PC-Doctor for DOS . . . . . . . . . . . 68
Chapter 11. Getting information, help,
and service . . . . . . . . . . . . . . 69
Information resources . . . . . . . . . . . . 69
Lenovo ThinkVantage Tools . . . . . . . . 69
Lenovo Welcome . . . . . . . . . . . . 69
Help and Support. . . . . . . . . . . . 69
Safety and Warranty. . . . . . . . . . . 69
Lenovo Web site (http://www.lenovo.com) . . 69
Lenovo Support Web site. . . . . . . . . 70
Help and service . . . . . . . . . . . . . . 70
Using the documentation and diagnostic
programs . . . . . . . . . . . . . . . 70
Calling for service. . . . . . . . . . . . 70
Using other services . . . . . . . . . . 71
Purchasing additional services . . . . . . 71
Appendix A. Notices. . . . . . . . . . 73
Trademarks . . . . . . . . . . . . . . . . 74
Appendix B. Regulatory
information . . . . . . . . . . . . . . 75
Export classication notice . . . . . . . . . . 75
Television output notice . . . . . . . . . . . 75
Electronic emissions notices . . . . . . . . . 75
Federal Communications Commission
Declaration of Conformity . . . . . . . . 75
Additional regulatory information . . . . . . . 77
Appendix C. WEEE and recycling
information . . . . . . . . . . . . . . 79
Important information for the European Directive
2002/96/EC . . . . . . . . . . . . . . . . 79
Recycling information . . . . . . . . . . . . 79
Index. . . . . . . . . . . . . . . . . . 81
ii ThinkCentre User Guide