TAG 901: Misregistration/Skewed Prints (Duplex)

Error Code:

901

Possible Causes: Wrong weight or type of paper loaded

Possible Defects: Duplex holding tray sensors

Duplex holding tray motor

Duplex drive/clutch

Pinch rollers A and B

Route separator

Duplex control board #2

Connectors or wiring

PCL board

Registration is correct when the top (+ or -2) of the 20-line indicator, found on the top of a test print, is at the leading edge of the print.

If the problem varies from print to print, suspect a mechanical binding problem. if problems exist in the simplex mode, go to TAG 807: Misregistered/Skewed Prints (Simplex).

1 Verify that the upper and lower paper cassettes are not damaged.

•Confirm that the paper in the cassettes meets paper specifications, outlined in the Guide to Operations manual.

•Make sure the paper in both paper cassettes is loaded properly.

•Make sure the side and rear paper guides in the paper cassettes are positioned properly.

•Check both paper paths for obstructions or contamination.

•Run test prints.

Has the problem been resolved?

No: Continue.

Yes: Turn to TAG 002: Check & Problem Resolution.

2 Turn the printer off and unplug the power cord.

•Inspect the following for damage or contamination:

•Duplex drive/clutch assembly

•Timing belts

•Upper paper guide assembly

•Pinch roller springs

•Route separator and springs

Are these parts clean and in good working order?

No: Repair or replace any damaged parts as needed, then turn to TAG 002: Check & Problem Resolution.

Yes: Continue.

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Troubleshooting Analysis Guide (TAGs)