Ricoh D146 Service Manual page 508

Service Call 441-498
SC No. Level
SC442-00 D
D146/D147/D148/D149/D150
Error Name/Error Condition/Major Cause/Solution
ITB Lift Error
Even though the ITB lift motor (also Toner supply motor (M))
rotates, the ITB lift sensor failed to detect the specified sensor
feeler status within specified time.
§
Contact/separation operation: If not detected in 2000msec
§
Home position operation: If not detected in 5000msec
Signal detection sampling period: 10msec
§
Image transfer unit not set/faulty setting
§
Sensor dirt
§
Sensor defective
§
Motor defective
§
Unit load large
§
Reset the Image transfer unit
§
Clean the sensor
§
Replace the sensor
§
Replace the contact/separation drive unit
§
Replace the image transfer unit
§
Check the harness
5-34 SM