чекай всё по порядку
Solution:
1. Check that the front door is not opened or closed frequently, and wait for several minutes while the front door is closed.
2. Check the fusing roller, and repair it when there is any abnormality such as a paper wrap.
3. Check the connection between the rear side connector of the fusing unit and the main body side connector, and repair it when there is
any abnormality.
4. Check the connector connection and the wiring between the fusing temperature sensor and the PRCB, and repair it when there is any
abnormality.
5. Check the connector connection and the wiring between the fusing heater lamp and the DCPS1. Then repair it when there is any
abnormality. (Wiring diagram: Main body (1/4): 3-C, 3-D)
6. Check the connector connection and the wiring among the fusing heater lamp, the FUSCB1, the FUSCB2, the FUSCB3, and the
DCPS1. Then repair it when there is any abnormality. (Wiring diagram: Main body (4/4): 10-A, 10-C, 10-D) (Only for Europe)
7. Check the conduction of TS1 and TS2, and repair it when there is any abnormality.
8. Check the installation condition of the fusing heater lamp and ON or OFF by the I/O, and repair it when there is any abnormality.
(Wiring diagram: Main body (1/4): 3-C, 3-D)
9. Check the installation condition of TH1 and TH2, and the temperature of I/O. Then adjust it when there is any abnormality. (Wiring
diagram: Main body (1/4): 1-E)
10. Replace TH1 and TH2.
11. Replace TS1 and TS2.
12. Replace the fusing heater lamp assy/Up.
13. Replace FUSCB1, FUSCB2, and FUSCB3. (Only for Europe)
14. Replace DCPS1.
15. Replace PRCB.
16. Replace the fusing unit
Если вывалится в сервис кол - смотри пост от zhuzhik, но гляди пожара не наделай, включай через сервис-режим и смотри I/O