2M4/2M5/2M6/2M7-1
1-4-3
0508 No paper feed from duplex
section(25/26ppm model)
Registration sensor (RS) does not turn on in 2.4
seconds after the duplex sensor (DUS) has turned
on, during paper is feed from the duplex section.
A
0511 Multiple sheets in cassette Registration sensor (RS) does not turn off in (3.4/
2.7)*1 seconds after the registration sensor (RS)
has turned on, during paper is feed from the cas-
sette or MF tray.
B
0518 Multiple sheets in duplex
section(25/26ppm model)
Registration sensor (RS) does not turn off in 2.7
seconds after the registration sensor (RS) has
turned on, during paper is feed from the duplex
section.
B
4020 Registration sensor on
(Power up or warm up)
Paper is present at the registration sensor (RS)
during power up or warm up.
B
4201 Duplex sensor non arrival
jam(25/26ppm model)
Duplex sensor (DUS) does not turn on in 1.0 sec-
onds after the registration sensor (RS) has turned
on, during paper is feed from the cassette or MF
tray.
B,C
4208 Duplex sensor non arrival
jam(25/26ppm model)
Duplex sensor (DUS) does not turn on in 1.0 sec-
onds after the registration sensor (RS) has turned
on, during paper is feed from the duplex section.
A
4211 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 cassette or MF
tray.
A
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 (DUS) 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
9000 No paper feed from DP*2 DP timing sensor (DPTS) does not turn on during
original feed from DP (Retry 5 times).
D
9001 Narrow JAM*2 DP timing sensor (DPTS) was turned off while the
paper has travelled 53.2 mm after DP timing sen-
sor (DPTS) had been turned on.
D
9002 DP Initial jam*2 The DP timing sensor (DPTS) is turned on at the
start of paper feeding.
D
Code Contents Conditions
Jam
location*
*: Refer to figure 1-4-1 for paper misfeed indication (see page 1-4-1).