Keyboard Symptoms
Some of the common problems associated with keyboard failures are as follows:
No characters appear on the screen when typed.
Some keys work, whereas others do not work.
A Keyboard Error - Keyboard Test Failure error appears on the screen.
A keyboard/Interface Error- Keyboard Test Failure error appears on the screen.
An error code of six short beeps is produced during boot-up (BIOS dependent).
Wrong characters are displayed.
An IBM-compatible 301 error code appears on screen.
An Unplugged Keyboard error appears on screen.
A key is stuck / locked.
