Return to MAIN-Index  Return to SUB-Index    IBM-AUSTRIA - PC-HW-Support    30 Aug 1999

External Keyboard (3546)



External Keyboard

NOTE: If a mouse or other pointing device is attached, remove it and see if the error symptom goes away. If the symptom goes away, the mouse or other pointing device is defective.

The computer keyboard does not work when an external keyboard is connected.

 +---+
 |001|
 +---+
  - Turn off the computer.
  - Disconnect the keyboard cable from the external keyboard.
  - Turn on the computer and check the keyboard cable connector
    for the following voltages.  All voltages have a
    ±5% voltage tolerance.

  
 ARE ALL VOLTAGES CORRECT ?
            +---+
  Yes    No-+002| Replacing the following FRUs one at a time until the
   |        +---+ problem is corrected.
   |
   |              NOTE: If the replaced parts did not resolve the problem,
   |               put the original parts back in the Dock II.  Do not replace
   |               non-defective parts.
   |
   |              1. Keyboard cable
 +-+-+            2. Main card of Dock II
 |003|
 +---+
 Replace the external keyboard.

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