Ricoh PRO C7210

1.SC Codes
24
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
05
The motor did not stop within 3 seconds after the polygon motor went OFF.
 The interface harness to the polygon motor driver damaged, short-circuited,
or does not connected correctly.
 Polygon motor or polygon motor driver defective
 IPU defective (Incorrect polygon motor control signal, damaged Laser ASIC)
1. Cycle the main power switch off/on.
2. Reconnect the harness between laser unit and IPU.
3. Replace the laser unit.
4. Replace the IPU.
5. Replace the harness between laser unit and IPU (polygon harness).
*1
*1 Do not replace the Polygon Motor.
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC204-
01
D
Polygon Motor: XSCRDY Signal Error: 1st/2st
SC204-
03
D
Polygon Motor: XSCRDY Signal Error: 3st/4st
SC204-
05
D
Polygon Motor: XSCRDY Signal Error: 5st
Polygon motor cannot rotate correctly. (Synchronous lock released)
 The interface harness to the polygon motor driver damaged, short-circuited,
or does not connected correctly.
 Polygon motor or polygon motor driver defective
 IPU defective (Incorrect polygon motor control signal, damaged Laser ASIC)
 PSU defective (Power for Polygon Motor error, fuse defective)
 Incorrect AC voltage (outside the standard range)
1. Cycle the main power switch off/on.
2. Reconnect the harness between laser unit and IPU.
3. Check the polygon power supply 24V of the IPU (pin No.4 on CN570
connector).
*1
4. Check the polygon power supply 24V of the PSU2 (pin No.12 on CN414
connector).
*1
5. Replace the laser unit.
6. Replace the IPU.
7. Replace the PSU2
8. Replace the harness between laser unit and IPU (polygon harness).
*2
*1 Check the voltage if there is a multimeter. There is no problem if your