Phaser 6280 Color Laser Printer Service Manual 3-47
Error Messages and Codes
Jam at Duplexer
The Duplex Jam Sensor indicates the paper did not reach the sensor on time
or that paper remains in the Chute Assembly Out.
Applicable Chain Link
■ Chain Link 077-907: IOT Remain Duplex Jam
Initial Actions
■ Check for obstruction or debris in the Exit Chute Out or paper path.
■ Cycle printer power.
■ If the problem persists, follow the procedure below.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map Reference
■ Front Cover Harness, PL1.2.11
■ Feeder Assy., PL3.2.1
■ Registration Sensor Harness,
PL3.2.37
■ Exit Out Chute, PL6.1.1
■ Fuser Harness, PL6.1.11
■ Duplex Gate Chute, PL6.1.13
■ Main Drive Assy., PL8.1.2
■ PH Drive Assy., PL8.1.7
■ MCU Board, PL9.1.20
■ Right Side Harness, PL10.1.15
■ Duplex Unit, PL11.1.1
■ Duplex Harness, PL11.1.18
■ “Map 1 - Electrical and Drive” on
page 10-9
■ “Map 2 - Laser Unit, Feeder Assembly”
on page 10-10
■ “Map 4 - LVPS and MCU Boards” on
page 10-12
■ “Map 5 - Duplex Unit” on page 10-13
■ “Tray 1 (MPT) and Registration” on
page 10-23
■ “Main Drive” on page 10-25
■ “Feeder” on page 10-27
■ “Fuser” on page 10-35
■ “Duplex Wiring Diagram” on page 10-41
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 1. Check the Front Cover Latch. Open
and close the Front Cover.
2.Does the error still occur?
Go to step 2. Complete.
2 1. Reseat the Fuser (page 8-11).
2.Does the error still occur?
Go to step 3. Complete.
3 1. Reseat the Duplex Gate Chute
(page 8-64).
2.Does the error still occur?
Go to step 4. Complete.