Phaser 6300/6350/6360 Color Laser Printer Service Manual 3-83
Error Messages and Codes
Developer Motor Failure
The Developer Motor rotation signal indicates that the motor is no longer
operational.
Applicable Status Code:
Code 104: Developer Motor Failure
4 Check for +24 V to the Fuser Motor.
Is the +24 V across P/J521-10 <=>
P/J 521-8?
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 8-102).
6 Check all pins on the TNRFULL/FSR
Harness PL5.2.30 for continuity.
1. Disconnect P/J52 and P/J521.
2. Check continuity between J52 <=>
J521.
Replace the
Engine Control
Board
(
page 8-106).
Replace the
FSR/ADC
Harness.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack References
■ Developer Drive Assembly,
PL8.1.1
■ Engine Control Board, PL9.1.16
■ Interlock Switch, PL9.1.11
■ FAN/PHD/MOT Harness, PL10.1.9
■ Print Engine Map 2 - P/J Locator (page 10-6)
■ Print Engine Drive Wiring (page 10-19)
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 Check the Developer Drive Assembly
for damage.
Are any parts of the Developer Drive
Assembly damaged or excessively
worn?
Replace the
Developer Drive
Assy (
page 8-94).
Go to Step 2.
2 Check the Developer Motor
connection.
Is P/J491 connected to the harness?
Go to Step 3. Reconnect the
Developer Motor.
Troubleshooting Procedure Table (Continued)
Step Actions and Questions Yes No