Intermittent Problems; Keyboard, Mouse, Or Pointing Device Problems - Lenovo ThinkStation D30 User Manual

If these actions do not correct the problem, run the diagnostic program Lenovo Solution Center. See "Lenovo
Solution Center" on page 114. If you need technical assistance, see Chapter 12 "Getting information,
help, and service" on page 115.

Intermittent problems

Symptom: A problem occurs only occasionally and is difficult to repeat.
Actions:
• Verify that all cables and cords are securely connected to the computer and attached devices.
• Verify that when the computer is on and the fans are working. If airflow is blocked or the fans are not
working, the computer might overheat.
If these actions do not correct the problem, run the diagnostic programs (see "Lenovo Solution Center" on
page 114 for instructions). If you need technical assistance, see Chapter 12 "Getting information, help, and
service" on page 115.

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 104
• "The mouse or pointing device does not work" on page 105
• "The pointer on the screen does not move smoothly with the mouse" on page 105
• "The wireless keyboard does not work" on page 105
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 or Windows 8.1 operating system, do the following:
1. Open Control Panel.
Note: For detailed information on how to open Control Panel on Windows 8 and Windows 8.1, see
"Accessing Control Panel on the Windows 8 or Windows 8.1 operating system" on page 20.
2. Click Hardware and Sound.
3. Click Devices and Printers.
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ThinkStation D30 User Guide