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Message/Symptom FRU/Action
Serial or parallel port device
failure (adapter port).
1. External Device
Self-Test OK?
2. External Device
3. Cable
4. Alternate Adapter
5. System Board
6. Riser Card
Some or all keys on the
keyboard do not work.
1. Keyboard
2. Keyboard Cable
3. System Board
PC 300 - 6584/6594 103