41388601TH Rev.2 112 /
2-5 DUPLEX jam
• Does the paper jam occur immediately after the printer is turned on?
• Yes Is the paper jammed at the in sensor, rear sensor or front sensor in the DUPLEX unit?
Yes Remove the jammed paper.
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• No Do the in sensor, rear sensor and front sensor in the DUPLEX unit operate properly?
No Replace the defective sensor.
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• Yes Check the cable connections at the in sensor, rear sensor and front sensor of the DUPLEX
unit, or replace the DUPLEX unit board (V73 PWB).
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• No Does the paper jam occur immediately after paper is fed into the DUPLEX unit?
• Yes Is the DUPLEX motor rotating?
No Replace the DUPLEX motor.
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• Yes Check gear engagement or replace the DUPLEX board (V73 PWB).
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• Yes Replace the DUPLEX unit.