2M2/2M3
1-4-3
*1: (20/21 ppm / 25/26 ppm model)
4218 Duplex sensor stay jam(25/
26ppm model)
Duplex sensor (DUS) does not turn off in 1.0 sec-
onds after the registration sensor (RS) has turned
off, during paper is feed from the duplex section.
A
4220 Duplex sensor on
(25/26ppm model)
(Power up or warm up)
Paper is present at the duplex sensor during power
up or warm up.
A
4301 Duplex sensor non arrival
jam(25/26ppm model)
The duplex sensor (DUS) won’t turn on in 0.6 sec-
ond after a certain period of time switch-back has
started (cassette and MPF feeding).
B,C
4311 Duplex sensor stay jam(25/
26ppm model)
The duplex sensor (DUS) won’t turn off in 3.0 sec-
ond after a certain period of time switch-back has
started (cassette and MPF feeding).
A
Code Contents Conditions
Jam
location*
*: Refer to figure 1-4-1 for paper misfeed indication (see page 1-4-1).