Error codes konica minolta

Code: C3425
Description:
Fusing warm-up trouble. • After warm-up operation starts, the heating roller temperature sensor/1 (TEMS1) does not detect a temperature increasing to a predetermined one though a predetermined period of time has elapsed. • From the start of warm-up operation, it does not terminate within a predetermined period of time.
Causes:
• Fusing unit • Heating roller temperature sensor/1 (TEMS1) • IH power supply unit (IHPU) • Noise filter (NF1) • MFP board (MFPB)
Remedy:
1. Check the fusing unit for correct installation (whether it is secured in position). 2. Check the open/close operation of the upper right door. 3. Check the connector between TEMS1-relay CN512-MFPB CN31E for proper connection and correct as necessary. 4. Check the connector between NF1 CN1-CN1AC for proper connection and correct as necessary. 5. Check the connector between NF1 CN2-IHPU CN1 for proper connection and correct as necessary. (Japan and Taiwan model only) 6. Check the connector between NF1 CN3-MFPB CN29E for proper connection and correct as necessary. 7. Check the connector between IHPU CN6-MFPB CN26E for proper connection and correct as necessary. 8. Replace the fusing unit. 9. Replace IHPU. 10. Replace NF1. 11. Replace MFPB.