Keyboard (Aptiva 2170/71/72/74/87/90 - SL-A)

Keyboard

001 - START

•  Power off system unit and ensure the keyboard plug is connected properly.

  002 -

•  Insert the diagnostics diskette into the diskette drive and power on the system unit.
•  Select Interactive Tests menu, then execute Keyboard test.

  003 - DOES THE KEYBOARD FUNCTION CORRECTLY? (YES, READ AHEAD. NO, GO TO STEP 004.)

•  Keyboard is functioning normally.
•  End

  004 - ARE THERE ANY STUCK KEYS OR ANY GRIME IN THE GAP OF KEYCAPS?
   (YES, READ AHEAD. NO, GO TO STEP 005.)

•  Power off the system unit. Carefully remove the grime and solve the stuck keys problem.
•  Go to step 001.

  005 - ARE THERE ANY BROKEN PINS IN THE KEYBOARD PLUG?
   (YES, GO TO STEP 007. NO, READ AHEAD.)

•  Try with a known good keyboard.

  006 - DOES THE ERROR SYMPTOM STILL REMAIN?
   (YES, READ AHEAD. NO, GO TO STEP 007.)

•  Replace the system board.
•  End.

  007 -

•  Replace the keyboard.
•  End.