Ricoh D017 Service Manual page 384

ID sensor calibration – Error 1
One of the following conditions occurred when the ID sensor pattern was
calibrated during printing:
350 B
Vsp > 2.5V
Vsg < 2.5V
Vsp = 0V
Vsg = 0V
ID sensor defective or dirty
ID sensor harness disconnected or connector is damaged
BCU defective
Scanning system or image creation system malfunction
High voltage power supply board (power pack) defective
ID sensor calibration – Error 2
The following conditions occurred simultaneously when the ID sensor
351 B
pattern was calibrated during printing:
Vsg = 5V
PWM = 0 (LED current drop)
ID sensor dirty or defective
ID sensor harness disconnected, or connector damaged
BCU board defective
High voltage power supply board (power pack) defective
SM Appendix
Service Call Conditions
3-9 D017/D018/D019/D020/D084/D085