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3-44 Phaser 8400/8500/8550/8560 Color Printer Service Manual
Error Messages and Codes
Troubleshooting Procedures for Drum Heater Relay Board
Step Questions and Actions
Yes No
1 Run the Drum Heater Relay test.
Did the test pass?
Replace the
Electronics
Module.
Go to Step 2.
2 Check the wiring for damage. Replace the Drum Heater Relay
Board.
8400
8500/8550/
8560/8560
PEST Description
37,027.45: 37,030.48: X-Axis Motor disconnect. The X-Axis motor is not
drawing the expected power.
37,028.46: 37,031.40: X-Axis Motor disconnect. The X-Axis motor (first
phase) is not drawing the expected power.
37,029.47: 37,032.41: X-Axis Motor short. The X-Axis motor is drawing too
much power.
37,030.48: 37,033.42: X-Axis Motor disconnect. The X-Axis motor (second
phase) is not drawing the expected power.
37,031.40: 37,034.43: X-Axis Motor short. The X-Axis motor is drawing too
much power.
Troubleshooting Procedure for X-Axis Motor
Step Questions and Actions
Yes No
1 Run the X-Axis Drive test.
Did the test pass?
Replace the
Electronics
Module.
Go to Step 2.
2 Check the X- Axis Motor wiring. Replace the X-Axis Motor.
8400
8500/8550/
8560
PEST Description
37,032.41: 37,035.44: Y-Axis Motor disconnect. The Y-Axis motor is not
drawing the expected power.
37,033.42: 37,036.45: Y-Axis Motor short. The Y-Axis motor is drawing too
much power.