No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
• Black, cyan, magenta, or yellow TD sensor disconnected
• Harness between TD sensor and PCDU defective
•
Defective TD sensor
1. Check the black, cyan, magenta, or yellow TD sensor connector and harness
between the TD sensor and PCDU.
2. Check the drawer connector.
3. Replace the defective TD sensor.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
370 D
ID sensor calibration error
The reflection light output voltage of the ID sensor (Vsg_reg) is not adjusted within
the target range.
Upper limit: SP3320-013 (default: 4.5 V)
Lower limit: SP3320-014 (default: 3.5 V)
• Disconnected ID sensor connectors
• Dirty or defective ID sensor
•
Defective image transfer belt
1. Check the connection of the connectors of the ID sensor.
2. Clean or replace the ID sensor.
Note: After replacing the ID sensor, input the ID sensor
correction coefficient with SP3331. For details,
refer to "ID sensor board" in the Replacement and
Adjustment section.
3. Replace the image transfer belt unit.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
372 D TD sensor adjustment error: Bk
373 D TD sensor adjustment error: Ma
374 D TD sensor adjustment error: Cy
6. Troubleshooting
648
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