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Troubleshooting for SC Errors


2. Check for a broken harness or connector disconnection.

3. If the problem cannot be solved, replace the Imaging IOB.

Countermeasure (6): Laser optics positioning motor in laser unit error

1. Check the operation of the laser optics positioning motor and check for a broken harness or connector disconnection. If an abnormality is detected, replace the Laser Unit.

2. If the problem cannot be solved, replace the Imaging IOB.


6.12.2 WHEN SC370 (TM (ID) SENSOR CALIBRATION ERROR) IS DISPLAYED

Causes

TM (ID) sensor connector missing/connection error

TM (ID) sensor detection window dirt

TM (ID) sensor malfunction

Undulation in the ITB, or belt slippage


Solutions

Check if the SC occurs by turning the power OFF then ON. If the SC occurs again, do the following steps.

1. Check if all connectors related to TM/ID sensor are connected securely. Reconnect the connectors if they are disconnected, or loose.

2. If TM/ID sensor is contaminated, clean it with dump cloth (never use a dry cloth or alcohol).

3. Check if there is an abnormality on the image transfer belt surface.

4. If any abnormalities are found on the image transfer belt surface, replace the image transfer belt.

Belt scratched

Belt corrugation, belt skew

Cleaning failure

Background stains

Filming

5. Check the TM/ID sensor for malfunctions, and recover or replace it if there are any defects.

6. Check the harness. Replace the harness if it is disconnected, or damaged.

7. If the SC is not cleared even after performing steps 1 to 6, replace the BCU


Recovery Check Procedure

1. Execute Vsg adjustment with SP3-320-001(Vsg Adj: Execute :P Sensor).

2. Check the result with SP3-323-001(Vsg Adj OK?: Latest).

If code is "1": Recovered

If code is not "1": Not recovered

 

CausesSolutionsRecovery Check ProcedureAdjustment after Recovery