SC1xx: Scanning
415
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC102-00 D LED intensity adjustment error
The peak white level cannot be in the prescribed value even though adjusting several times.
This SC is detected when the machine adjusts the LED’s light intensity.
• Loose connector
• Defective scanner carriage
• Defective BiCU
• Damaged harness (FFC)
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 the white plate and/or replace the exposure glass.
3. Replace the scanner carriage.
4. Replace the BiCU.
5. Replace the harness (FFC).
SC No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC111-01 D LED error (scanning): rear side
The peak white level is less than the prescribed value.
• Loose connector
• Defective CIS
• Damaged harness
• Dirty or incorrect white plate
• Defective BiCU
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. Clean or replace the ADF's white plate (rear side).
2. Reconnect the connectors (FFC) between the CIS and BiCU.
3. Replace the CIS.
4. Replace the harness (FFC).
5. Replace the BiCU.
SC No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC112-00 D LED illumination adjustment error: rear side
The white level peak reached the prescribed threshold when the white plate was scanned after
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