3-82 Phaser 6300/6350 Color Laser Printer Service Manual
Motor Failure
One of the primary drive motors has failed.
Applicable Status Code:
Code 106: Motor Failure
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Check the Main Drive Assembly for
damage.
Are any parts damaged?
Replace the Main
Drive Assembly
(
page 8-95).
Go to Step 2.
2
Check the Main Motor connection.
Is P/J481 connected to the harness?
Go to Step 3. Reconnect the
Main Motor.
3
Test the Main Motor.
1. Close the Interlock Switch while testing.
2. Run the Service Diagnostics Main Motor
test.
Does the motor operate?
Go to Step 5. Go to Step 4.
4
Check for +24 V to the Main Motor.
Is there +24 V across P/J481-10 <=>
P/J 481-8?
Go to Step 6. Go to Step 5.
5
Test the Interlock Switch.
Run the Service Diagnostics Interlock
Switch test.
Does the switch function correctly?
Go to Step 6. Replace the
Interlock Switch
(
page 8-101).
6
Check all pins on the FAN/PHD/MOT
Harness, PL10.1.9 for continuity.
1. Disconnect P/J48 and P/J481.
2. Check continuity between J48 <=> J481.
Replace the Engine
Control Board
(
page 8-104).
Replace the
FAN/PHD/MOT
Harness.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack References
■ Main Drive Assembly, PL8.1.2
■ Developer Drive Assembly, PL8.1.1
■ Fuser Drive Assembly, PL5.2.25
■ Engine Control Board, PL9.1.16
■ Interlock Switch, PL9.1.11
■ Print Engine Map 2 - P/J Locator (page 10-6)
■ Print Engine Drive Wiring (page 10-19)
■ Print Engine Wiring Fuser (page 10-22)
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