Ricoh PE-P4 Field Service Manual page 165

ITB (Image Transfer Belt) Unit: Home Position Error
The ITB contact sensor does not detect the home position of the ITB for 5 seconds after the ITB
unit initialization has been done.
ITB (Image Transfer Belt) Unit: Contact Position Error
The ITB contact sensor does not detect the contact position of the ITB for 5 seconds after the
ITB unit has moved to the contact position.
ITB (Image Transfer Belt) Unit: No-contact Position Error
445
The ITB contact sensor does not detect the home position of the ITB for 5 seconds after the ITB
unit has moved to no-contact position.
• Defective ITB contact motor
• Defective ITB contact sensor
• Defective ITB unit
1. Replace the ITB contact motor.
2. Replace the ITB contact sensor.
3. Replace the ITB unit.
Agitator Motor Error
The agitator motor error is detected twice for 10 msec during the initialization at power-on or
after the cover is closed.
480
• Disconnected or defective harness
• Defective agitator motor
1. Check or replace the harness.
2. Replace the agitator motor.
ITB (Image Transfer Belt) Unit Set Error
The TM sensor does not detect the reflection from the ITB.
• No ITB unit in the machine
490
• Dirty TM sensor
1. Check the installation of the ITB unit.
2. Clean the TM sensor.
Service Call Conditions
163