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Solving recovery problems . . . . . . . .
operating system. . . . . . . . . . . . . .
Refreshing your computer . . . . . . . .
settings. . . . . . . . . . . . . . . .
8.1 fails to start. . . . . . . . . . . . .
program . . . . . . . . . . . . . . . . 47
Starting the Setup Utility program . . . . . . .
Viewing and changing settings . . . . . . . .
Using passwords. . . . . . . . . . . . . .
Password considerations . . . . . . . . .
Administrator Password . . . . . . . . .
Hard Disk Password. . . . . . . . . . .
Selecting a startup device . . . . . . . . . .
sequence . . . . . . . . . . . . . . .
Enabling ErP LPS compliance mode . . . . . .
programs . . . . . . . . . . . . . . . 53
Updating the BIOS . . . . . . . . . . . . .
Updating the BIOS from a disc . . . . . .
system . . . . . . . . . . . . . . . .
Chapter 9. Preventing problems . . . 55
Keeping your computer current . . . . . . . .
computer . . . . . . . . . . . . . . .
Updating your operating system . . . . . .
Using System Update . . . . . . . . . .
Cleaning and maintenance . . . . . . . . . .
Basics . . . . . . . . . . . . . . . .
Cleaning your computer . . . . . . . . .
Good maintenance practices . . . . . . .
Moving your computer . . . . . . . . . . .
diagnostics . . . . . . . . . . . . . . 59
Basic troubleshooting . . . . . . . . . . . .
Troubleshooting procedure . . . . . . . . . .
Troubleshooting . . . . . . . . . . . . . .
ii
ThinkCentre M83z User Guide
. . . . . . . . . .
. . . . . . . .
. . . . . . .
44
Audio problems . . . . . . . . . . . .
CD problems . . . . . . . . . . . . .
45
DVD problems . . . . . . . . . . . . .
45
Intermittent problems . . . . . . . . . .
45
problems . . . . . . . . . . . . . . .
45
Monitor problems. . . . . . . . . . . .
Networking problems . . . . . . . . . .
45
Option problems . . . . . . . . . . . .
Performance and lockup problems . . . . .
Printer problems . . . . . . . . . . . .
Serial connector problems . . . . . . . .
47
Software problems . . . . . . . . . . .
47
USB problems . . . . . . . . . . . . .
47
Lenovo Solution Center . . . . . . . . . . .
48
48
48
and service . . . . . . . . . . . . . . 75
48
Information resources . . . . . . . . . . . .
48
Lenovo ThinkVantage Tools . . . . . . . .
49
Help and Support. . . . . . . . . . . .
49
Safety and Warranty. . . . . . . . . . .
49
Lenovo Web site . . . . . . . . . . . .
Lenovo Support Web site. . . . . . . . .
49
Help and service . . . . . . . . . . . . . .
50
51
program . . . . . . . . . . . . . . .
Calling for service. . . . . . . . . . . .
53
53
Appendix A. Notices . . . . . . . . . . 79
Trademarks . . . . . . . . . . . . . . . .
53
information . . . . . . . . . . . . . . 81
55
Export classification notice . . . . . . . . . .
Electronic emissions notices . . . . . . . . .
55
55
Declaration of Conformity . . . . . . . .
55
Eurasian compliance mark . . . . . . . . . .
56
Brazil regulatory notice . . . . . . . . . . .
56
Mexico regulatory notice . . . . . . . . . . .
56
Additional regulatory information . . . . . . .
57
58
information . . . . . . . . . . . . . . 85
Important WEEE information . . . . . . . . .
Recycling information for Japan . . . . . . . .
59
Recycling information for Brazil . . . . . . . .
60
Battery recycling information for Taiwan . . . . .
60
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61
62
62
63
64
65
67
69
69
71
71
72
72
73
75
75
75
75
75
76
76
76
76
77
77
80
81
81
81
83
83
83
83
85
85
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86
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Table of Contents
Troubleshooting
