Ricoh Pro 8320 - Sc730-04; Stacker 1: Front Door Power Supply Error

1.SC Codes
286
 Top door related motors are defective.
 Top door related motors harness is defective.
Corresponding motors:
 Entrance Motor (M1)
 Shift Tray JG Motor (M2)
 Transport Motor (M3)
 Proof Tray Exit Motor (M6)
 Proof Tray JG Motor (M7)
 Main Jogger Fence Retraction Motor (M10)
 Sub Jogger Motor (M13)
Solution
1. Reconnect or replace the harnesses of the top door switch and the motors. (Short circuit due to
harness being exposed)
2. Replace the controller board.
SC730-04
Error Name
Stacker 1: Front Door Power Supply Error
Pattern
D
Error Condition
Protection fuse blown when the power was being turned ON
Major Cause
 Power of downstream unit is not turned on.
 Front door related motors are defective.
 Front door related motors harness is defective.
Corresponding motors:
 Shift Exit Motor (M4)
 Shift Motor (M5)
 Main Jogger Front Fence Motor (M8)
 Main Jogger Rear Fence Motor (M9)
 LE Stopper Motor (M12)
 Shutter Motor (M24)
Solution
1. Reconnect or replace the harnesses to the front door switch and the motors. (Short circuit due to