Specifications

Power Mac G4 (Mirror/FW800) Troubleshooting - 29
Symptom Charts
4. Relaunch Finder.
5. Start up from the system installation CD or system restore CD that came with the
computer. If the keyboard operates, reinstall system software.
6. Replace the keyboard.
7. Replace the logic board.
USB printer does not operate
1. Verify that connections to the printer and computer are secure.
2. Switch the printer to a different USB port. If the printer operates correctly, the first port
was bad. Replace the logic board. Note: You can also use Apple System Profiler to
verify USB ports.
3. Verify the correct versions of the system software and printer driver are installed.
4. Use Print Center to verify that you have the correct printer selected.
5. If the printer is connected to a third-party USB hub, switch it to one of the USB ports
on the I/O panel. If the printer operates, the hub is bad.
6. De-install and then re-install the print driver.
7. Replace the printer interface cable.
8. Replace the printer.
9. Replace the logic board.