Apple quadra 900.950.ws 95 Manuale Di Servizio
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Troubleshooting
General - 16
Peripheral
(Continued)
No response to any
key on keyboard
1 Verify that keyswitch is not set to secure.
2 Check keyboard connection to ADB port.
3 Replace keyboard cable.
4 Replace keyboard.
5 Replace logic board. Retain customer's SIMMs.
Known-good serial
printer will not print
1 Verify that system software is 7.0.1 or later.
2 Make sure Chooser and Control Panel settings are correct.
3 Replace printer interface cable.
4 Replace logic board. Retain customer's SIMMs.
Known-good printer
on AppleTalk network
will not print
1 Verify that system software is 7.0.1 or later.
2 Make sure Chooser and Control Panel settings are correct.