Jam At Duplex Entrance - Xerox Paser 7400 Service Manual

Jam at Duplex Entrance

Media reached the Fuser Exit Sensor, but did not reach the Duplex Entrance Sensor
on time. This error represents a jam at the Duplex entrance or in the Exit Assembly.
Applicable Status Code:
Code TC3:
Jam at Duplex Entrance
Initial Actions:
Check for obstructions or debris in the output paper path.
Reseat the Duplex Unit.
Cycle printer power.
If the problem persists, follow the procedure below.
Troubleshooting Reference Table
Applicable Parts
Duplex Unit
Duplex Entrance Sensor
Exit Assembly (see Book 1)
Fuser Motor, (see Book 1)
Motor Driver (see Book 1)
Troubleshooting Procedure Table
Step Actions and Questions
1 Check the following for evidence of fault or
damage:
Duplex Unit
Exit Gate
Exit Assembly
Duplex Gate
Are there any defects?
2 Test the Duplex Entrance Sensor.
Run the Service Diagnostics Duplex
Entrance (IN1) Sensor test.
Does the sensor function correctly?
3
Check DUPLEX Harness continuity.
Is the DUPLEX Harness conductive?
4 Print a test print in Duplex mode
Does the sheet reverse in the printer?
3-18
Wiring and Plug/Jack References
Print Engine Map 5 (see Book 1)
Options Map 4, Duplex Unit Controller Board.
Options Duplex Unit Sensors and Interconnect
Wiring
Phaser 7400 Color Printer Options Service Manual
Yes
Replace any
damaged parts.
Go to Step 4.
Go to Step 4.
Go to Step 6.
No
Go to Step 2.
Replace the Duplex
Entrance Sensor, if
the error persists,
go to Step 3.
Replace the
DUPLEX Harness.
Replace the Duplex
Unit. If the error
persists, go to
Step 5.