Ricoh Pro 8300S - Sc753-59; Sc753-60

1.SC Codes
488
SC753-59
Error Name
Perfect Binder: Glue level thermistor adjustment value error
Pattern
B
Error Condition
 Temperature detected by glue level thermistor out of range, 128°C+-14°C for low limit.
 Temperature detected by glue level thermistor out of range, 142°C+-10°C for high limit.
 The glue level thermistor adjustment value for low limit is larger than the high level.
 Glue level thermistor target value is 5°C off the values of the low and high limit.
Major Cause
 Master control board EEPROM data error
 Glue level thermistor connector loose, broken, defective
 Thermistor defective
 Slave board disconnected, defective
Solution
 Reconnect the connector.
 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.
After the repairs, cancel the low performance mode, and then turn the power off/on.
SC753-60
Error Name
Perfect Binder: Timing sensor adjustment high value error
Pattern
B
Error Condition
The timing sensor A/D input value was lower than 3.0 to 3.5V, the A/D input value did not go higher than
3.0 to 3.5V, even after timing sensor D/A output value was higher than 3.5V.