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Univex
1966
用户手册
Univex 1966 用户手册
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106
前往
Reinstalling preinstalled applications and device
drivers . . . . . . . . . . . . . . . . . .
39
Reinstalling software programs . . . . . . . .
40
Reinstalling device drivers . . . . . . . . . .
40
Solving recovery problems . . . . . . . . . .
40
Chapter 7. Using the Setup Utility
program . . . . . . . . . . . . . . . .
43
Starting the Setup Utility program . . . . . . .
43
Viewing and changing settings . . . . . . . .
43
Using passwords. . . . . . . . . . . . . .
43
Password considerations . . . . . . . . .
44
Power-On Password
. . . . . . . . . .
44
Administrator Password . . . . . . . . .
44
Hard Disk Password. . . . . . . . . . .
44
Setting, changing, and deleting a password .
44
Enabling or disabling a device
. . . . . . . .
45
Selecting a startup device . . . . . . . . . .
45
Selecting a temporary startup device . . . .
45
Selecting or changing the startup device
sequence . . . . . . . . . . . . . . .
45
Exiting from the Setup Utility program . . . . .
46
Chapter 8. Updating system
programs . . . . . . . . . . . . . . .
47
Using system programs . . . . . . . . . . .
47
Updating (flashing) the BIOS from a disc . . . .
47
Updating (flashing) the BIOS from your operating
system . . . . . . . . . . . . . . . . . .
48
Chapter 9. Preventing problems . . .
49
Keeping your computer current . . . . . . . .
49
Getting the latest device drivers for your
computer . . . . . . . . . . . . . . .
49
Updating your operating system . . . . . .
49
Using System Update . . . . . . . . . .
49
Cleaning and maintenance . . . . . . . . . .
50
Basics . . . . . . . . . . . . . . . .
50
Cleaning your computer . . . . . . . . .
51
Good maintenance practices . . . . . . .
52
Moving your computer
. . . . . . . . . . .
52
Chapter 10. Troubleshooting and
diagnostics . . . . . . . . . . . . . .
53
Basic troubleshooting . . . . . . . . . . . .
53
Troubleshooting procedure . . . . . . . . . .
54
Troubleshooting . . . . . . . . . . . . . .
54
Audio problems . . . . . . . . . . . .
55
CD problems . . . . . . . . . . . . .
56
DVD problems . . . . . . . . . . . . .
57
Intermittent problems . . . . . . . . . .
59
Keyboard, mouse, or pointing device
problems . . . . . . . . . . . . . . .
59
Monitor problems . . . . . . . . . . . .
61
Networking problems . . . . . . . . . .
62
Option problems . . . . . . . . . . . .
65
Performance and lockup problems . . . . .
66
Printer problems . . . . . . . . . . . .
67
Serial port problems. . . . . . . . . . .
67
Software problems . . . . . . . . . . .
68
USB problems . . . . . . . . . . . . .
69
Diagnostic programs . . . . . . . . . . . .
69
Lenovo Solution Center . . . . . . . . .
70
Lenovo ThinkVantage Toolbox . . . . . . .
70
PC-Doctor for DOS . . . . . . . . . . .
70
Chapter 11. Getting information, help,
and service . . . . . . . . . . . . . .
73
Information resources . . . . . . . . . . . .
73
Lenovo ThinkVantage Tools . . . . . . . .
73
Lenovo Welcome . . . . . . . . . . . .
73
Help and Support. . . . . . . . . . . .
73
Safety and Warranty. . . . . . . . . . .
73
Lenovo Web site (http://www.lenovo.com) . .
73
Lenovo Support Web site. . . . . . . . .
Help and service . . . . . . . . . . . . . .
74
Using the documentation and diagnostic
programs . . . . . . . . . . . . . . .
74
Calling for service. . . . . . . . . . . .
74
Using other services
. . . . . . . . . .
75
Purchasing additional services
. . . . . .
75
Appendix A. Notices . . . . . . . . . .
77
Trademarks . . . . . . . . . . . . . . . .
78
Appendix B. Regulatory
information . . . . . . . . . . . . . .
79
Export classification notice . . . . . . . . . .
79
Television output notice . . . . . . . . . . .
79
Electronic emissions notices . . . . . . . . .
79
Federal Communications Commission
Declaration of Conformity
. . . . . . . .
79
Additional regulatory information
. . . . . . .
81
Appendix C. WEEE and recycling
information . . . . . . . . . . . . . .
83
Important WEEE Information . . . . . . . . .
83
Recycling information . . . . . . . . . . . .
83
Recycling information for Brazil . . . . . . . .
84
Battery recycling information for Taiwan . . . . .
84
Battery recycling information for the European
Union . . . . . . . . . . . . . . . . . .
85
ii
ThinkCentre User Guide
74
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