Kyocera TASKalfa 3051ci, Service Manual

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2L6/2N6/2N5/2N4
1-4-37
Duplex sensors 1 and
2, stuck/ non arrival
Jam (J43XX, J44XX) 1. Check that the duplex
rollers cause slipage in
feeding paper.
Clean or replace the duplex roller in the coveying
unit.
2. Perform U031 to check
if the duplex sensors 1
and 2 do not show false
detections.
Replace the defective duplex sensors 1 and 2 or the
coveying unit.
3. Check if the second
side of plain paper is
curled at its tail and
slacked in the middle
making the switch
disguised as no
existance of paper.
Replace the paper with new paper.Try feeding paper
lengthwise.
BR conveying sensor
1/2 non arrival/stay
jam (J49XX)
Eject sensor non
arrival jam (J50XX)
Eject sensor stay jam
(J51XX)
DF paper entry error
JAM (J600X)
1. Check contamination of
the rollers of the bridge
eject unit.
Clean or replace the rollers.
2. Check contamination or
abrasion of the axle
holders of the bridge
eject unit.
Clean the axle holder or replace with a new axle
holder.
3. Check the location the
bridge relay conveying
unit is mounted.
Re-mount.
DF conveying sensor
non arrival jam
(J610X)
DF conveying sensor
stay jam (J611X) 1. Check it the main unit
and the DF are
vertically flush with
each other.
Perform the height adjustment by referring to the
installation instructions.
Jam types Check description Corrective measures