Ricoh MP C407 - Page 420

SC1xx: Scanning
414
SC1xx: Scanning
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC101-01 D LED error
The peak white level is less than the prescribed value.
This SC is detected when the machine adjusts the LED’s light intensity or before just
scanning.
• Loose connector
• Defective scanner carriage
• Defective BiCU
• Damaged harness (FFC)
• Dirty or incorrect white plate
Check if the SC occurs by turning the power OFF then ON. If the SC occurs again, do the
following steps. Check if the SC reoccurs by cycling the power after each step.
1. Reconnect the following connectors:
SBU-BiCU harness (FFC) connector
SBU-LEDB (scanner lamp board) harness (FFC) connector (SBU)
2. Check the white plate (Exposure glass).
Clean or replace the white plate if damaged.
3. Replace the scanner carriage
4. Replace the BiCU.
5. Replace the harness (FFC).
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC101-02 D LED error (LED illumination adjustment)
The peak white level is less than the prescribed value.
This SC is detected when the machine adjusts the LED’s light intensity.
• Defective LED
• LED driver error
• Disconnected connectors or damaged harness (power/signal)
Check if the SC occurs by turning the power OFF then ON. If the SC occurs again, do the
following steps. Check if the SC reoccurs by cycling the power after each step.
1. Reconnect the connectors (power/signal).
2. Replace the scanner carriage
3. Replace the harness (power/signal).
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)