Ricoh FAX2900L Service Manual page 202

21 May, 1999
2. Paper Jam - Inside Printer
Possible Cause:
• Using a non-recommended type of paper.
• The paper end fence and/or the paper guides in the cassette are set incorrectly.
• The registration roller is dirty.
• The registration sensor and/or paper edge sensor is defective.
• Obstruction in the paper path.
• The main motor is defective.
Action:
1. Check whether a correct paper type is being used, and whether the paper end
fence and guides are set correctly.
2. Check for obstructions in the paper path.
3. Check the registration roller and its mechanism. Clean or replace if necessary.
4. Check that the registration sensor and paper edge sensor are working properly.
5. If the problem remains, do the following:
• Check the connections between the FCU (CN15) and the main motor.
• Replace the main motor.
• Check the FCU output of power (CN15-2, 5) and drive (CN15-1, 3, 4, 6)
signals to the main motor. If signals are not output, replace the FCU.
• Check the fusing unit drive mechanism. Check to see that the gears are
installed correctly.
MECHANICAL PROBLEMS
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