Ricoh Pro 8300S - Sc506-35; Vacuum Feed LCIT 2 Tray 1 Return Fan Error

1.SC Codes
133
1. Check the paper feed belt unit.
Set the unit correctly, and turn the main power OFF and then ON.
2. Check the connectors of the harnesses of the belt unit.
Reconnect the connectors. Turn the main power OFF and then ON.
3. Check the harnesses.
If the harnesses are defective, replace the harnesses. Turn the main power OFF and then ON.
4. Replace the main PCB.
SC506-35
Error Name
Vacuum Feed LCIT 2 Tray 1 Return Fan Error
Pattern
B
Error Condition
An abnormal signal is detected when the return fan rotates.
Major Cause
 Power of downstream unit is not turned on.
 Return fan is defective or not connected properly.
 Harnesses are damaged.
 PCB is defective.
Solution
In addition to checking for sensor/actuator defect by eye, also execute Input/Output Check as
necessary.
1. Check the connector of the harness.
Reconnect the connector. Turn the main power OFF and then ON.
2. Check if the fan is dirty.
Clean the fan. Turn the main power OFF and then ON.
3. Check the fan.
If it is defective, replace it. Turn the main power OFF and then ON.
4. Check the harness.
If it is defective, replace it. Turn the main power OFF and then ON.
5. Replace the main PCB.