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C9300/C9500 Troubleshooting • 389
MISCELLANEOUS PROBLEMS
The power is on, but the printer does not go online.
Print processing does not start.
Print processing cancels.
Printer makes a strange noise.
Possible cause Remedy
Bad connection Switch off the printer and disconnect the power
cable. Reconnect power cable and switch the
printer on. If this does not clear the fault, call for
service.
Possible cause Remedy
Printer error. Check the control panel. If an error message is
displayed, correct the problem.
Possible cause Remedy
The printer interface cable is faulty. Replace the printer interface cable.
The time out setting is too short. Reset the time out to a higher value.
Possible cause Remedy
The printer is not horizontal. Place the printer on a stable, level
surface.
There are scraps of paper or
other foreign matter inside the
printer.
Check the inside of the printer and
remove any such objects.
The top cover is not firmly shut. Press the left and right sides of the top
cover.