3-24 Phaser 5500 Printer Service Manual
Drum Motor Failure - U1-4 Drum Motor Rotation
The Drum Cartridge drive motor failed.
Applicable Error Code
Drum Motor Failure - U1-4 Drum Motor Rotation
Drum Motor Troubleshooting Reference
Applicable Parts References
â– Drum Cartridge
â– Fuser
â– Motor Assembly
â– Engine Logic Board
â– Print Engine P/J Electrical (page 10-12)
â– Print Engine Drive/CRUM Wiring (page 10-25)
â– PL5.1 Laser, CRU and Toner Dispense (page 9-32)
â– PL6.1 Fuser and Exit 1 (page 9-34)
â– PL7.1 Print Engine Drive (page 9-38)
â– PL8.1 Print Engine Electrical (page 9-40)
Drum Motor Troubleshooting Procedure
Step Actions and Questions Yes No
1
Check the Fuser installation.
Is the Fuser installed properly?
Go to Step 2. Correct the Fuser
(
page 8-76).
2
Check the Drum Cartridge installation.
Is the Drum Cartridge installed
properly?
Go to Step 3. Correct the
installation.
3
Test the Drum Motor.
Run the Service Diagnostics Drum Motor
test.
Does the motor run?
Go to Step 4. Verify motor
installation. Go to
Step 5.
4
Check the Motor Assembly installation.
Remove the Upper Rear Cover.
Is the Motor installed properly?
Replace the
Engine Logic
Board
(
page 8-89).
Correct the
installation.
5
Check Drum Motor rotation.
Can the rotor be rotated by hand
without excessive load?
Go to Step 6. Verify installation.
6
Check the Motor Assembly connection.
Are P/J214 and P/J408 connected?
Go to Step 7. Connect the
Motor.
7
Check continuity between the Motor
Assembly and Engine Logic Board.
Is there continuity on each wire
between P/J214 <=> P/J408?
Go to Step 8. Repair the wiring.