Xerox PHASER 8500 Service Manual page 113

Phaser 8400/8500/8550/8560 Color Printer Service Manual
Troubleshooting Procedure for Y-Axis Motor
Step Questions and Actions
1. Remove any obstructions interfering with
1
Drum rotation.
2. Inspect the Drum and ensure the Drum
rotates smoothly, if not replace the Drum
Assembly and retest.
Did this correct the problem?
2 Disconnect the Y-Axis Belt.
Does the Y-Axis Motor shaft rotate
smoothly?
1. Reconnect the Y-Axis Belt.
3
2. Run the Y-Axis Motor test.
Did the test pass?
Check the wiring for damage.
4
8500/8550/
8400 8560
37,034.43: 37,037.46:
37,035.44: 37,038.47:
Troubleshooting Procedure for Media Drive
Step Questions and Actions
Run the Media Path Motor test.
1
Did the test pass?
Check the wiring for damage.
2
8500/8550/
8400 8560
37,036.45: 37,039.48:
37,037.46: 37,040.40:
Complete.
Go to Step 3.
Replace the
Electronics
Module.
Replace the Y-Axis motor.
PEST Description
Media Drive motor disconnect. The Media Drive is not
drawing the expected power.
Media Drive motor short. The Media Drive is drawing
too much power.
Replace the
Electronics
Module.
Replace the Media Drive
Assembly.
PEST Description
Process motor disconnect. The Process Drive is not
drawing the expected power.
Process motor short. The Process Drive is drawing too
much power.
Error Messages and Codes
Yes No
Go to Step 2.
Replace the
Y-Axis Motor.
Go to Step 4.
Yes No
Go to Step 2.
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