Kyocera KM-4230

2A3/4
3-6-19
(1)
A paper jam
in the paper
feed, convey-
ing or eject
section is indi-
cated as soon
as the main
switch is
turned on.
(2)
A paper jam
in the paper
feed section
is indicated
during copy-
ing (no paper
feed from
copier upper
drawer).
Defective eject switch.
Paper in the upper drawer is
extremely curled.
Check if the upper paper feed
pulley, lower paper feed pulley
or upper forwarding pulley of
the upper drawer are deformed.
Broken paper feed switch 2
actuator.
Defective paper feed switch 2.
Check if the upper paper feed
clutch malfunctions.
Electrical problem with the up-
per paper feed clutch.
With 5 V DC present at CN3-
B10 on the engine PCB, check
if CN3-B9 on the engine PCB
remains low when the eject
switch is turned on and off. If it
does, replace the eject switch.
Change the paper.
Check visually and replace any
deformed pulleys.
Check visually and replace pa-
per feed switch 1 if its actuator
is broken.
With 5 V DC present at CN13-8
on the engine PCB, check if
CN13-7 on the engine PCB
goes low when paper feed
switch 2 is turned on. If not,
replace paper feed switch 2.
Check and repair if necessary.
Check (see page 3-6-79).
Problem Causes/check procedures Corrective measures