Lenovo ThinkCentre Edge 62z Hardware Maintenance Manual (HMM) (Sept 2012) - Th - Page 43

Troubleshooting, Start, Control Panel, System and Security, System, Protection, System Restore

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case the older configuration settings do not solve the problem or have adverse affects. To restore a captured configuration, do the following: • For Windows 7: Click Start ➙ Control Panel ➙ System and Security ➙ System ➙ System Protection ➙ System Restore. • For Windows 8: Open Control Panel, and then click System and Security ➙ System ➙ System Protection ➙ System Restore. If this does not correct the problem, continue with the next step. 6. Run the diagnostic program. See "Diagnostics" on page 52 for more information. • If the diagnostic program detects a hardware failure, contact the Lenovo Customer Support Center. See "Lenovo Support Web site" on page 31 for more information. • If you are unable to run the diagnostic program, contact the Lenovo Customer Support Center. See "Lenovo Support Web site" on page 31 for more information. • If the diagnostic program does not detect a hardware failure, continue with the next step. 7. Use an antivirus program to see if your computer has been infected by a virus. If the program detects a virus, remove the virus. 8. If none of these actions solve the problem, seek technical assistance. See "Lenovo Support Web site" on page 31 for more information. Troubleshooting Use the troubleshooting information to find solutions to problems that have definite symptoms. If the symptom your computer is experiencing occurred immediately after a new hardware option or new software installed, do the following before referring to the troubleshooting information: 1. Remove the new hardware option or software. If you must remove the computer cover to remove a hardware option, have the computer serviced. For your safety, do not operate the computer with the cover removed. 2. Run the diagnostic programs to ensure your computer is operating correctly. 3. Reinstall the new hardware option or software. Select the problem your computer is experiencing from the following list: • "Audio problems" on page 38 • "CD problems" on page 39 • "DVD problems" on page 40 • "Intermittent problems" on page 41 • "Keyboard, mouse, or pointing device problems" on page 41 • "Monitor problems" on page 43 • "Networking problems" on page 45 • "Option problems" on page 48 • "Performance and lockup problems" on page 48 • "Printer problems" on page 50 • "Serial port problems" on page 50 • "Software problems" on page 51 • "USB problems" on page 52 Chapter 5. Troubleshooting and diagnostics 37

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case the older configuration settings do not solve the problem or have adverse affects. To restore a
captured configuration, do the following:
•
For Windows 7: Click
Start
➙
Control Panel
➙
System and Security
➙
System
➙
System
Protection
➙
System Restore
.
•
For Windows 8: Open
Control Panel
, and then click
System and Security
➙
System
➙
System
Protection
➙
System Restore
.
If this does not correct the problem, continue with the next step.
6. Run the diagnostic program. See “Diagnostics” on page 52 for more information.
•
If the diagnostic program detects a hardware failure, contact the Lenovo Customer Support Center.
See “Lenovo Support Web site” on page 31 for more information.
•
If you are unable to run the diagnostic program, contact the Lenovo Customer Support Center. See
“Lenovo Support Web site” on page 31 for more information.
•
If the diagnostic program does not detect a hardware failure, continue with the next step.
7. Use an antivirus program to see if your computer has been infected by a virus. If the program detects a
virus, remove the virus.
8. If none of these actions solve the problem, seek technical assistance. See “Lenovo Support Web
site” on page 31 for more information.
Troubleshooting
Use the troubleshooting information to find solutions to problems that have definite symptoms.
If the symptom your computer is experiencing occurred immediately after a new hardware option or new
software installed, do the following before referring to the troubleshooting information:
1. Remove the new hardware option or software. If you must remove the computer cover to remove a
hardware option, have the computer serviced. For your safety, do not operate the computer with the
cover removed.
2. Run the diagnostic programs to ensure your computer is operating correctly.
3. Reinstall the new hardware option or software.
Select the problem your computer is experiencing from the following list:
•
“Audio problems” on page 38
•
“CD problems” on page 39
•
“DVD problems” on page 40
•
“Intermittent problems” on page 41
•
“Keyboard, mouse, or pointing device problems” on page 41
•
“Monitor problems” on page 43
•
“Networking problems” on page 45
•
“Option problems” on page 48
•
“Performance and lockup problems” on page 48
•
“Printer problems” on page 50
•
“Serial port problems” on page 50
•
“Software problems” on page 51
•
“USB problems” on page 52
Chapter 5
.
Troubleshooting and diagnostics
37