Apple macintosh iivx.vi.perf 600 Servicehandbuch

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 Troubleshooting
Symptom Charts/Peripherals
 
 (Continued)
 
 - 10
 
Peripherals
 
 (Continued)
 
No response to any 
key on the keyboard
1 Verify that keyboard is connected to ADB port.
2 Replace keyboard cable.
3 Replace keyboard.
4 Replace logic board. Retain customer’s SIMMs.
Beeping sound when 
any key is pressed.
Turn off Slow Keys from the Easy Access control panel.