Ricoh G184, Service Manual

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Service Call Conditions
SM 4-9 G165/G166/G167/G181/G183/G184
Tr
ouble
-
shooting
SC 4xx (Image Transfer and Transfer Error)
Process Control Error
This SC is issued if the process control adjustment fails 5 times consecutively
after AIO replacement.
400
ƒ Defective contact at the terminal between the machine and AIO.
ƒ Dirty TM sensor
1. Check the contact of the terminal and re-install the AIO.
2. Clean the TM sensor.
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
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.
445
ƒ Defective ITB contact motor
ƒ Defective ITB contact sensor
ƒ Defective ITB unit
1. Replace the ITB contact motor.
2. Replace the ITB contact sensor.
3. Replace the ITB unit.
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA