Ricoh Pro 8300S - Registration Gate Roller HP Error; Sc512-00

1.SC Codes
145
510-02: Double-Feed Sensor Error 2
Pattern
D
Error Condition
An abnormal signal is detected from the IOB at the following time:
(When the front door is open, this SC is not detected.)
 Starting up
 Standby when double-feed detection is enabled
Major Cause
 Connector is defective or not connected properly.
 Control board is not installed properly.
 Control boards (URTB and URRB) are defective.
 Harnesses between the control boards are defective.
 Control boards (IOB and DRB) defective.
Solution
Be careful not to bend the pins of the connectors.
1. Check connectors (IOB, DRB, URTB, URRB).
Reconnect the connectors
2. Check the control boards.
Check that URTB and URRB are installed correctly.
3. Replace the URTB.
4. Replace the URRB.
5. Replace the harness between the control boards.
6. Replace the IOB.
7. Replace the DRB.
SC512-00
Error Name
Registration Gate Roller HP Error
Pattern
D
Error Condition
Registration gate roller HP cannot be detected.