Ricoh D146 Service Manual page 545

SC No. Level
SC548-00 A
SC No. Level
549-01 D
549-02 D
549-03 D
549-04 D
SM
Error Name/Error Condition/Major Cause/Solution
Fusing Rotation Detection
During heating, there is no input to the edge of the rotation
sensor (t7) ms.
§
Motor defective
§
Sensor defective
§
Sensor actuator/feeler modification/defective
§
Replace the motor
§
Replace the sensor
§
Replace the actuator/feeler
§
Replace the fusing unit
Error Name/Error Condition/Major Cause/Solution
Shield Operation Error Detection
During HP detection operation, shield sensors 1 and 2 detect
"High" for (t30) seconds continuously.
Shield Operation Error Detection
During shield basic operation, shield sensor 2 does not go "Low
> High" even if (t31) seconds elapsed from screen motor rotation
start.
Shield Operation Error Detection
During shield basic operation, shield motor does not stop even if
(t32) seconds elapsed from rotation start.
Shield Operation Error Detection
During HP detection operation, HP detection fails 3 times
consecutively.
§
Motor defective
§
Sensor defective
§
Sensor actuator/feeler modification/defective
§
Shield modification/defective
5-71
Service Call 501-584
D146/D147/D148/D149/D150