Error Code: C-3508 Follow

Classification
Main body: Fusing roller paper wrap abnormality
 

Cause
J-3102 or J-3104 occurs 4 times in a row.
 

Measures to take when an alert occurs
The main body and the option stop immediately.
 

Estimated abnormal parts
• Fusing unit
• Printer control board (PRCB)
• Conveyance drive board (CDB)
• Fusing separation fan/1 (FM10)
• Fusing separation fan/2 (FM11)
• Fusing separation fan/3 (FM12)
• Fusing paper exit sensor (PS22)
 

Correction

Solution
1. Check the fusing roller, and repair it when there is any abnormality such as the paper wrap.
2. Check the connector connection between PRCB and FM10, FM11, FM12, and the wiring. Then repair it when there is any abnormality.
3. Check the connector connection between CDB and PS22, and the wiring. Then repair it when there is any abnormality.
4. Check the IO Check (42-22) and others of FM10, IO Check (42-24) and others of FM11, IO Check (42-28) and others of FM12, and repair it when there is any abnormality. (Wiring diagram: Main body (2/5): 6-I)
5. Check the IO Check (47-15) and others of PS22 or the operation, and repair it when there is any abnormality. (Wiring diagram: Main body (1/5): 3-O)
6. Replace PS22.
7. Replace FM10, FM11, and FM12.
8. Replace CDB.
9. Replace PRCB.
10. Replace the fusing unit.