Code :

Code: C-8405
Description: Reverse jam sensor (PS304) abnormality. 18-4
Causes: Reverse jam sensor (PS304: DF-615) DF control board (DFCB: DF-615)
Remedy: 1 Check the connector connection and the wiring between DFCB and the sensor, and repair it if any abnormality. - 2 Check I/O and the operation of the sensor, and repair/replace it if any abnormality. DF-615: 3-E 3 Replace PS304. - 4 Replace DFCB

Code: C-8406
Description: Original reverse/exit sensor (PS313) abnormality. 18-4
Causes: Original reverse/exit sensor (PS313: DF-615) DF control board (DFCB: DF-615)
Remedy: 1 Check the connector connection and the wiring between DFCB and the sensor, and repair it if any abnormality. - 2 Check I/O and the operation of the sensor, and repair/replace it if any abnormality. DF-615: 4-B 3 Replace PS313. - 4 Replace DFCB

Code: C-8407
Description: Original skew sensor /Fr (PS312) abnormality. 18-4
Causes: Original skew sensor /Fr (PS312: DF-615) DF control board (DFCB: DF-615)
Remedy: 1 Check the connector connection and the wiring between DFCB and the sensor, and repair it if any abnormality. - 2 Check I/O and the operation of the sensor, and repair/replace it if any abnormality. DF-615: 2-G 3 Replace PS312. - 4 Replace DFCB

Code: C-8408
Description: Original skew sensor /Rr (PS311) abnormality. 18-4
Causes: Original skew sensor /Rr (PS311: DF-615) DF control board (DFCB: DF-615)
Remedy: 1 Check the connector connection and the wiring between DFCB and the sensor, and repair it if any abnormality. - 2 Check I/O and the operation of the sensor, and repair/replace it if any abnormality. DF-615: 2-G 3 Replace PS311. - 4 Replace DFCB

Code: C-8409
Description: Original registration sensor /Lt (PS306) abnormality. 18-4
Causes: Original registration sensor /Lt (PS306: DF-615) DF control board (DFCB: DF-615)
Remedy: 1 Check the connector connection and the wiring between DFCB and the sensor, and repair it if any abnormality. - 2 Check I/O and the operation of the sensor, and repair/replace it if any abnormality. DF-615: 2-E 3 Replace PS306. - 4 Replace DFCB

Code: C-8410
Description: Centering sensor /Fr (PS320) abnormality. 18-4
Causes: Centering LED sensor /Fr (PS319: DF-615) Centering sensor /Fr (PS320: DF-615) DF control board (DFCB: DF-615)
Remedy: 1 Check the connector connection and the wiring between DFCB and the sensor, and repair it if any abnormality. - 2 Check the sensor to see LED emission and light-receiving path, and repair/replace it if any abnormality. DF-615: 1-H, 2-H 3 Replace PS319 and PS320. - 4 Replace DFCB

Code: C-8411
Description: Centering sensor /Rr (PS321) abnormality. 18-4
Causes: Centering LED sensor /Rr (PS322: DF-615) Centering sensor/Rr (PS321: DF-615) DF control board (DFCB: DF-615)
Remedy: 1 Check the connector connection and the wiring between DFCB and the sensor, and repair it if any abnormality. - 2 Check the sensor to see LED emission and light-receiving path, and repair/replace it if any abnormality. DF-615: 2-H, 2-I 3 Replace PS321 and PS322. - 4 Replace DFCB

Code: C-8412
Description: Multi feed detection sensor (MFDBS, MFDBR) abnormality. 18-4
Causes: Multi feed detection board /S (MFDBS: DF-615) Multi feed detection board /R (MFDBR: DF-615) DF control board (DFCB: DF-615)
Remedy: 1 Check the connector connection and the wiring between DFCB and the multi feed detection board, and repair it if any abnormality. - 2 Check the multi feed detection board to see light-emission and light-receiving path, and repair/replace it if any abnormality. DF-615: 3-C, 7-A 3 Replace MFDBS or MFDBR. - 4 Replace DFCB