SC1xx: Scanning
418
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
• Defective scanner motor
• Dirty or incorrect mirror and/or lens
• 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 the white plate and/or replace the exposure glass.
3. Replace the scanner carriage.
4. Replace the BiCU.
5. Replace the harness (FFC).
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC144-00 D SBU communication error
The machine cannot detect that the SBU is connected.
• Defective scanner carriage
• Defective BiCU
• Loose connector or damaged harness
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 connector between the scanner carriage and BiCU (FFC).
2. Replace the scanner carriage.
3. Replace the BiCU.
4. Replace the harness (FFC).
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC151-00 D Black level correction error: rear side
The automatic adjustment has failed to correct the black level (rear side) to the permissible
range.
• Loose connector
• Defective CIS
• 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.