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Service Guide DOC-IT3000/4000
Chapter 4 Failure & Repair Analysis
RAP#2 - Paper Jam Error
RAP 02: Paper Delivery Jam
START.
The message No. E4 CPU ERROR is displayed on the operation panel, in the maintenance mode.
Does a paper jam alarm occur as soon as the power is turned on?
YES Locate the jam and clear the paper path.
Go to A.
NO Perform the printer unit test.
Go to A.
A
Is the paper at the outlet sensor?
YES Remove the paper and perform the printer unit test again.
Has the problem been resolved?
YES End of procedure.
NO Go to B.
NO Check the outlet sensor signal.
Go to B.
B
Does the outlet sensor signal on the engine control board toggle MSM75V039 Pin 81?
YES Check the outlet sensor lever for normal operation (the lever should move freely).
Go to C.
NO Replace the engine control board.
Go to C.
C
Has the problem been resolved?
YES End of procedure.
NO Is the resist roller rotating?
YES Clear the paper path of any obstructions.
NO Verify the main motor is making proper contact with the engine control board.
Has the problem been resolved?
YES End of procedure.
NO Replace the main motor.
Then, check the following items in the listed order:
1. Planetary gears
2. Hopping roller assembly
3. Paper tray
4. Paper path
Has the problem been resolved?
YES End of procedure.
NO Contact Technical Support.
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Summary of Contents for DOC-IT3000
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