Lenovo ThinkCentre M79 User Manual page 4

Changing the BIOS settings before installing a
new operating system . . . . . . . . . .
Updating the BIOS from a disc . . . . . .
Updating the BIOS from your operating
system . . . . . . . . . . . . . . . .
Recovering from a BIOS update failure . . .
Chapter 6. Preventing problems . . . 47
Keeping your computer current . . . . . . . .
Getting the latest device drivers for your
computer . . . . . . . . . . . . . . .
Updating your operating system . . . . . .
Using the System Update program . . . . .
Cleaning and maintenance . . . . . . . . . .
Basics . . . . . . . . . . . . . . . .
Cleaning your computer . . . . . . . . .
Good maintenance practices . . . . . . .
Moving your computer . . . . . . . . . . .
Chapter 7. Troubleshooting and
diagnostics . . . . . . . . . . . . . . 51
Basic troubleshooting . . . . . . . . . . . .
Troubleshooting procedure . . . . . . . . . .
Troubleshooting . . . . . . . . . . . . . .
Audio problems . . . . . . . . . . . .
CD problems . . . . . . . . . . . . .
DVD problems . . . . . . . . . . . . .
Intermittent problems . . . . . . . . . .
Hard disk drive problems . . . . . . . . .
Problems with the keyboard or mouse . . .
Monitor problems. . . . . . . . . . . .
Networking problems . . . . . . . . . .
I have connected an option to my computer,
but it does not work . . . . . . . . . . .
Performance and lockup problems . . . . .
The printer does not work . . . . . . . .
Serial connector cannot be accessed . . . .
Software problems . . . . . . . . . . .
My USB connectors cannot be accessed . .
Diagnostics . . . . . . . . . . . . . . . .
Lenovo Solution Center . . . . . . . . .
Chapter 8. Recovery information . . . 65
Recovery information for the Windows 7 operating
system . . . . . . . . . . . . . . . . . .
Creating and using recovery media . . . . .
Performing backup and recovery operations .
Creating and using a rescue medium . . . .
Reinstalling programs and device drivers . .
Solving recovery problems . . . . . . . .
Recovery information for the Windows 8.1
operating system. . . . . . . . . . . . . .
ii
ThinkCentre M79 User Guide
Refreshing your computer . . . . . . . .
43
Resetting your computer to the factory-default
43 settings. . . . . . . . . . . . . . . .
Using the advanced startup options . . . .
44
Recovering your operating system if Windows
44 8.1 fails to start. . . . . . . . . . . . .
Chapter 9. Installing or replacing
hardware . . . . . . . . . . . . . . . 73
47
Handling static-sensitive devices . . . . . . .
47
Installing or replacing hardware . . . . . . . .
47
Installing external options
48
Removing the computer cover. . . . . . .
48
Removing and reinstalling the front bezel . .
48
Installing or replacing a PCI card . . . . . .
48
Installing or replacing a memory module . . .
49
Installing or replacing the optical drive
50
Replacing the slim card reader
Replacing the battery . . . . . . . . . .
Replacing the heat sink and fan assembly . .
Replacing the power supply assembly . . .
51
Replacing the microprocessor . . . . . . .
52
Replacing the hard disk drive . . . . . . .
52
Installing the solid-state drive . . . . . . .
53
Replacing the rear fan assembly . . . . . .
53
Replacing the front audio and USB
54
assembly . . . . . . . . . . . . . . .
55
Replacing the thermal sensor . . . . . . .
55
Replacing the cover presence switch . . . .
56
Installing or removing the front Wi-Fi
57
antenna . . . . . . . . . . . . . . .
58 Installing or removing the rear Wi-Fi
antenna . . . . . . . . . . . . . . .
60 Replacing the Wi-Fi units . . . . . . . . .
60 Replacing the keyboard or mouse . . . . .
61 Completing the parts replacement . . . . .
61
Chapter 10. Getting information, help,
61
and service . . . . . . . . . . . . .
62
Information resources . . . . . . . . . . . .
62
Lenovo ThinkVantage Tools . . . . . . . .
62
Help and Support. . . . . . . . . . . .
Safety and Warranty. . . . . . . . . . .
Lenovo Web site . . . . . . . . . . . .
65
Lenovo Support Web site. . . . . . . . .
65
Help and service . . . . . . . . . . . . . .
66
Using the documentation and diagnostic
68 program . . . . . . . . . . . . . . .
Calling for service. . . . . . . . . . . .
68
70 Using other services
Purchasing additional services
70
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