Phaser 6121MFP Service Manual 3-69
Error Messages and Codes
Service Call Error Troubleshooting Procedures
0001 Main Motor Failure
The Main Motor lock signal remains HIGH for a predetermined consecutive period
of time while the Main Motor remains energized.
Initial Actions
Power down and reboot the printer.
Procedure
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack References
■ Main Motor, PL9.1.6
■ Engine Control Board, PL13.0.20
■ Power Supply, PL13.0.17
■ Board Locations (page 2-10)
■ Motors, Fans, and Solenoids
(page 2-12)
■ Map 1 - Engine Control Board
Plug/Jack Locator (page 10-5)
■ Engine Control Board Wiring
(page 10-14)
Troubleshooting Procedure Table
Step Action and Questions Yes No
1 Check the Engine Control Board
connector P/J8.
Is the connector seated properly?
Go to step 2. Reseat the
connector. If
the problem
persists, go to
step 2.
2 Check the Main Motor for proper
positioning.
Is the motor engaged with the gears?
Go to step 3. Reseat the
motor drive
properly. If the
problem
persists, go to
step 3.
3 Check the operation of the Main
Motor.
Is the motor faulty?
Replace the
motor
(page 8-79). If
the problem
persists, go to
step 4.
Go to step 4.
4 On the Engine Control Board, check
P/J2 at pins 1, 5, and 7 for +24V.
Are the voltages present?
Go to step 5. Go to step 6.
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