Ricoh PRO C7210 - Page 144

1.SC Codes
140
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
3. Set the connector again.
4. Replace TDCU.
5. Replace PFB.
6. Replace IOB.
7. Replace the harness.
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC685-02
D
DC Power Supply Voltage Error
When an error is detected for the 5V power supply to the Right Drawer Unit.
1. PSU overcurrent detected (grounding fault caused by harness or motor)
2. PSU2 defective
3. FU3 / FU5 on PSU2 melted
4. Connecter disconnected
5. IOB malfunction
6. Harness broken
1. Replace the part where grounding fault occurred.
2. Replace the PSU2.
3. Replace the FU3 /FU5 on PSU2.
4. Set the connector again.
5. Replace IOB.
6. Replace the harness.
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC685-03
D
DC Power Supply Voltage Error
When an error is detected for the 5V power supply to the Right Drawer Unit
1. PSU overcurrent detected (grounding fault caused by harness or motor)
2. PSU3 defective
3. FU3/FU5 on PSU3 melted
4. Connector disconnected
5. PFB malfunction
6. BCU malfunction
7. IOB malfunction
8. Harness broken
1. Replace the part where grounding fault occurred.
2. Replace the PSU3.
3. Replace the FU3 / FU5 on PSU3.
4. Set the connector again.