Sc751-17; Sc751-18; Perfect Binder: Timing Sensor Adjustment High Value Error; Perfect Binder: Cover Registration Sensor Adjustment High Value Error - Ricoh Pro 8300S Troubleshooting Manual

1.SC Codes
Re-set the value for glue level thermistor.

 Replace the gluing unit.
Replace the master control board EEPROM

 Replace the slave board.
Replace the master control board.


SC751-17

Error Name

Perfect Binder: Timing Sensor Adjustment High Value Error

Pattern
D
Error Condition
The timing sensor A/D input value was lower than 3.0 to 3.5V, and the A/D input value did not go higher
than 3.0 to 3.5V, even after the timing sensor D/A output value went higher than 3.5V.
Major Cause
Timing sensor connector loose, damaged, or defective

 Sensor defective
Master control board disconnected, or defective

Solution
Reconnect the connector.

 Clean the sensor.
Replace the timing sensor.

Replace the master control board

Replace the sensor harness.


SC751-18

Error Name

Perfect Binder: Cover Registration Sensor Adjustment High Value Error

Pattern
D
Error Condition
The cover registration sensor A/D input value was lower than 3.0 to 3.5V, and the A/D input value did
not go higher than 3.0 to 3.5V, even after the cover registration sensor output value output went higher
than 3.5V.
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