Xerox Phaser 7500 Service Manual page 440

Error Messages and Codes
3-302
Troubleshooting Procedure (Continued)
Step Actions and Questions
3 Remove the IBT and check the
following:
The IBT Belt Unit for mechanical
■
loading and damage
The 1st BTR Contact Retract
■
Gear for wear, damage, or
operation failure
The 1st BTR Contact Retract
■
Clutch for improper installation
The 1st BTR Contact Retract
■
Sensor for improper installation
The connection between the 1st
■
BTR Contact Retract Clutch J250
and the MCU PWB J417 for open
circuit, short circuit, and poor
contact
Are they normal, without any short
circuit, poor contact, or improper
installation?
Yes No
Replace the 1st Repair the short
BTR Contact circuits, poor
Retract Clutch contacts, or
(PL3.2.12). improper
installations.
Phaser 7500 Printer Service Manual