Kyocera TASKalfa 2551ci Service Manual page 315

Code
4311 Duplex sensor stay jam
4312
4313
4314
4319
4901 Bridge conveying sensor 1
non arrival jam
4902
4903
4904
4908
4909
4911 Bridge conveying sensor 1
stay jam
4912
4913
4914
4918
4919
*: Refer to figure 1-4-1 for paper jam location (see page 1-4-1).
Contents
The duplex sensor (DUS) does not turn off during
paper feed from cassette 1.
The duplex sensor (DUS) does not turn off during
paper feed from cassette 2.
The duplex sensor (DUS) does not turn off during
paper feed from cassette 3.
The duplex sensor (DUS) does not turn off during
paper feed from cassette 4.
The duplex sensor (DUS) does not turn off during
paper feed from the MP tray.
The bridge conveying sensor 1 (BRCS1) does not
turn on during paper feed from cassette 1.
The bridge conveying sensor 1 (BRCS1) does not
turn on during paper feed from cassette 2.
The bridge conveying sensor 1 (BRCS1) does not
turn on during paper feed from cassette 3.
The bridge conveying sensor 1 (BRCS1) does not
turn on during paper feed from cassette 4.
The bridge conveying sensor 1 (BRCS1) does not
turn on during paper feed from duplex section.
The bridge conveying sensor 1 (BRCS1) does not
turn on during paper feed from the MP tray.
The bridge conveying sensor 1 (BRCS1) does not
turn off during paper feed from cassette 1.
The bridge conveying sensor 1 (BRCS1) does not
turn off during paper feed from cassette 2.
The bridge conveying sensor 1 (BRCS1) does not
turn off during paper feed from cassette 3.
The bridge conveying sensor 1 (BRCS1) does not
turn off during paper feed from cassette 4.
The bridge conveying sensor 1 (BRCS1) does not
turn off during paper feed from duplex section.
The bridge conveying sensor 1 (BRCS1) does not
turn off during paper feed from the MP tray.
Conditions
1-4-8
2NP
Jam
location*
E
E
E
E
E
H
H
H
H
H
H
H
H
H
H
H
H