Ricoh PRO C7210 - Page 147

1.SC Codes
143
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
 Replace the TSB.
 Replace the IOB.
 Replace the harness between TSB and IOB.
 Set the connector between TSB and IOB again.
SC NO.
Level
Error Name/Error Condition/Major Cause/Solution
SC689-
01
B
CIS error 4: registration: white level adjustment error: front CIS
SC689-
05
B
CIS error 4: registration: white level error: front CIS
When turning on the power, recovering from energy saving, and the door is
closed
 SC689-01: CIS right white level adjustment error
When printing
 SC689-05: CIS right white level error
 Harness disconnected
 Sheet-through exposure glass on the TIM-Mag unit is dirty.
 Shading plate on the revolver is dirty.
 Harness defective/shortened
 CRB-R defective
 IOB defective
 CIS defective
1. Cycle the main power switch off/on.
2. Clean the shading plate on the revolver.
3. Clean the sheet-trough exposure glass on the TIM-Mag unit.
4. Reconnect the harness between CIS and CRB-R.
5. Reconnect the harness between CRB-R and IOB.
6. Replace the harness between CIS and CRB-R.
7. Replace the harness between CRB-R and IOB.
8. Replace the CRB-R.
9. Replace the CIS.
10. Replace the IOB.
SC NO.
Level
Error Name/Error Condition/Major Cause/Solution
SC690-01
D
CRB-L error
SC690-03
D
Communication between CRB-L and IOB error
 -01: CRB-L start signal is monitored at power-ON.