SC1xx: Scanning
416
SC No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
a specified number of adjustments.
• 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.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC120-00 D Scanner home position (HP) error 1
The scanner HP sensor did not go OFF :
• During homing operation (power ON, leaving low power mode)
• During auto adjustment (power ON, leaving low power mode)
• During document, book scanning
• Motor driver error
• Defective motor
• Defective HP Sensor
• Disconnected connectors or damaged harness
• Timing belt, pulley, wires or scanner carriage failure
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. Replace the scanner HP sensor.
2. Replace the scanner motor.
3. Replace the harness.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC121-00 D Scanner home position (HP) error 2
The scanner HP sensor did not go ON :
• During homing operation
• During auto adjustment
• During document, book scanning
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