Jam In Duplex Unit - Xerox Phaser 7400 Service Manual

Jam in Duplex Unit

Media reached Duplex Reverse Sensor, but did not leave the Duplex Unit on time.
This error represents a misfeed jam inside the Duplex Unit.
Applicable Status Code:
Code D2:
Jam in Duplex Unit
Initial Actions:
Cycle printer power.
If the problem persists, follow the procedure below.
Troubleshooting Reference Table
Applicable Parts
Duplex Unit, PL16.1.0
Troubleshooting Procedure Table
Step Actions and Questions
1 Ensure the correct weight and type of
paper is loaded in the tray.
Does the media meet specifications?
2
Check for and remove any dirt, debris or
obstructions in the paper path around the
Duplex Unit.
Did this correct the problem?
3 Clean and check the Duplex Unit rollers.
Do the rollers move freely and are free of
dirt or debris?
4 Test the Duplex Entrance, Reverse, Front,
and Rear actuators and sensors using
Service Diagnostics.
Do the sensors function correctly?
5
Test the Duplex Motors.
Do the motors function correctly?
6 Inspect the DUPLEX harness. If defective,
replace the wiring harness.
Is the harness properly seated and free
from defects?
3-26
Wiring and Plug/Jack References
Print Engine Motor Driver Board (5/6) (page 10-35)
Options Map 4, Duplex Unit Controller Board
Options Duplex Unit Sensors and Interconnect Wiring
Yes
Go to Step 2.
Complete
Go to Step 4.
Go to Step 5.
Go to Step 6.
Replace the Motor
Driver Board
(page 8-141).
Phaser 7400 Color Printer Service Manual
No
Run several test
prints.
If a jam persists, go
to Step 2.
Go to Step 3.
Replace the Duplex
Unit.
Replace the Duplex
Unit.
Replace the Duplex
Unit.
Replace the Duplex
Unit.