3-20 Phaser 6280 Color Laser Printer Service Manual
Error Messages and Codes
Jam at Tray 1 (MPT)
Paper fed from Tray 1 (MPT) did not reach the Registration Sensor on time.
Applicable Chain Link
■ Chain Link 075-100: Jam at Tray 1
Initial Actions
■ Try picking paper from a different tray.
■ Check the paper path for obstructions or debris.
■ Cycle printer power.
■ If the problem persists, follow the procedure below.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map Reference
■ Tray 1 (MPT) Retard Roller Assy.,
PL2.1.3
■ Tray 1 Feed Solenoid, PL3.1.3
■ MPT Feed Roll, PL3.1.10
■ Feeder Unit, PL3.2.1
■ Turn Clutch, PL3.2.25
■ Regi Sensor, PL3.2.30
■ Turn Roll, PL3.2.32
■ Registration Sensor Harness,
PL3.2.37
■ PH Drive Assembly, PL8.1.7
■ MCU Board, PL9.1.20
■ Right Side Harness, PL10.1.15
■ “Map 2 - Laser Unit, Feeder Assembly”
on page 10-10
■ “Map 4 - LVPS and MCU Boards” on
page 10-12
■ “Tray 1 (MPT) and Registration” on
page 10-23
■ “Feeder” on page 10-27
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 1. Check the paper condition.
2.Is the paper damaged?
Replace the
paper.
Go to step 2.
2 1. Check the paper setting.
2.Does the paper in use match with
the paper settings on the printer’s
Control Panel?
Go to step 3. Correct the
paper settings
on the printer’s
Control Panel.
Go to step 3.
3 Does the error still occur? Go to step 4. Complete.
4 1. Reseat the Tray 1 Side Guides.
2.Does the error still occur?
Go to step 5. Complete.