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Troubleshooting Charts
Troubleshooting Chart Page
Computer Keyboard Problems 6-7
External Display (CRT) Problems 6-8
External Keyboard, External Numeric Keypad, or
Pointing Device Problems
6-10
Intermittent Problems 6-12
LCD Problems 6-12
Option Problems 6-14
Printer Problems 6-15
Screen Messages 6-15
Other Problems 6-15
Computer Keyboard Problems
Problems Action
All or some keyboard
keys on the computer
keyboard do not work.
When the external keyboard is connected, the computer keyboard
does not work.
Verify the connection of the external numeric keypad, external
keyboard, or mouse.
If the problem still occurs, have the system unit serviced.
A number appears after
typing an alphabetic
character.
The Numeric Lock indicator is on. Press and hold Shift, then press
NumLk.
Chapter 6. Solving Problems 6-7
Title: C74AMST CreationDate: 06/23/93 17:09:07