Lenovo ThinkCentre M92z Hardware Maintenance Manual - ThinkCentre M92z (type 3 - Page 48

Keyboard, mouse, or pointing device problems, All or some keys on the keyboard do not work

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Note: In rare cases, the hard disk drive with the operating system might get corrupted or damaged. In such cases, you might need to replace the hard disk drive. If these actions do not correct the problem, run the diagnostic program Lenovo Solution Center. See "Lenovo Solution Center" on page 55. If you need technical assistance, see "Lenovo Support Web site" on page 32. Keyboard, mouse, or pointing device problems Select your symptom from the following list: • "All or some keys on the keyboard do not work" on page 44 • "The mouse or pointing device does not work" on page 44 • "The pointer on the screen does not move smoothly with the mouse" on page 45 • "The fingerprint reader does not work" on page 45 • "The wireless keyboard does not work" on page 45 All or some keys on the keyboard do not work Symptom: All or some keys on the keyboard do not work. Actions: • Verify that the keyboard cable is securely connected to the correct connector on the computer. • If you are using an Enhanced Performance USB keyboard and one or more of the Rapid Access buttons are the only keys that are not working, these buttons might have been disabled or have not been assigned to a function. Use the help system in the Enhanced Performance Customization Keyboard program to help diagnose problems with the Rapid Access buttons. To open the Enhanced Performance Customization Keyboard program, do one of the following: - On the Windows 7 operating system, do the following: 1. Click Start ➙ Control Panel. 2. Click Hardware and Sound. 3. Click Devices and Printers. 4. Double-click USB Enhanced Performance Keyboard. The USB Enhanced Performance Keyboard Customization program starts. - On the Windows 8 operating system, do the following: 1. Open Control Panel. 2. Click Hardware and Sound. 3. Click Devices and Printers. 4. Double-click USB Enhanced Performance Keyboard. The USB Enhanced Performance Keyboard Customization program starts. If these actions do not correct the problem, have the computer and keyboard serviced. See "Lenovo Support Web site" on page 32 for details. The mouse or pointing device does not work Symptom: The mouse or pointing device does not work. Actions: • Verify that the mouse or pointing-device cable is securely attached to the correct connector on the computer. Depending on the type of mouse you have, the mouse cable will connect to either the 44 ThinkCentre Hardware Maintenance Manual

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Note:
In rare cases, the hard disk drive with the operating system might get corrupted or damaged. In such
cases, you might need to replace the hard disk drive.
If these actions do not correct the problem, run the diagnostic program Lenovo Solution Center. See “Lenovo
Solution Center” on page 55. If you need technical assistance, see “Lenovo Support Web site” on page 32.
Keyboard, mouse, or pointing device problems
Select your symptom from the following list:
•
“All or some keys on the keyboard do not work” on page 44
•
“The mouse or pointing device does not work” on page 44
•
“The pointer on the screen does not move smoothly with the mouse” on page 45
•
“The fingerprint reader does not work” on page 45
•
“The wireless keyboard does not work” on page 45
All or some keys on the keyboard do not work
Symptom: All or some keys on the keyboard do not work.
Actions:
•
Verify that the keyboard cable is securely connected to the correct connector on the computer.
•
If you are using an Enhanced Performance USB keyboard and one or more of the Rapid Access buttons
are the only keys that are not working, these buttons might have been disabled or have not been assigned
to a function. Use the help system in the Enhanced Performance Customization Keyboard program to
help diagnose problems with the Rapid Access buttons.
To open the Enhanced Performance Customization Keyboard program, do one of the following:
–
On the Windows 7 operating system, do the following:
1. Click
Start
➙
Control Panel
.
2. Click
Hardware and Sound
.
3. Click
Devices and Printers
.
4. Double-click
USB Enhanced Performance Keyboard
. The USB Enhanced Performance
Keyboard Customization program starts.
–
On the Windows 8 operating system, do the following:
1. Open Control Panel.
2. Click
Hardware and Sound
.
3. Click
Devices and Printers
.
4. Double-click
USB Enhanced Performance Keyboard
. The USB Enhanced Performance
Keyboard Customization program starts.
If these actions do not correct the problem, have the computer and keyboard serviced. See “Lenovo
Support Web site” on page 32 for details.
The mouse or pointing device does not work
Symptom: The mouse or pointing device does not work.
Actions:
•
Verify that the mouse or pointing-device cable is securely attached to the correct connector on the
computer. Depending on the type of mouse you have, the mouse cable will connect to either the
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ThinkCentre Hardware Maintenance Manual