Paper Misfeeds; Copier - Kyocera Mita KM-4230 Service Manual

2A3/4

3-6-2 Paper misfeeds

• Copier

Problem
(1) A piece of paper torn from copy
A paper jam paper is caught around paper
in the paper feed switch 1/2/3, the feed
feed, convey- switch,registration switch or
ing or eject eject switch.
section is indi-
Defective paper feed switch 1.
cated as soon
as the main
switch is
turned on.
Defective paper feed switch 2.
Defective paper feed switch 3.
Defective feed switch.
Defective registration switch.
3-6-18
Causes/check procedures Corrective measures
Check visually and remove it, if
any.
With 5 V DC present at CN13-5
on the engine PCB, check if
CN13-4 on the engine PCB re-
mains low when paper feed
switch 1 is turned on and off. If
it does, replace paper feed
switch 1.
With 5 V DC present at CN13-8
on the engine PCB, check if
CN13-7 on the engine PCB re-
mains low when paper feed
switch 2 is turned on and off. If
it does, replace paper feed
switch 2.
With 5 V DC present at CN13-
11 on the engine PCB, check if
CN13-10 on the engine PCB
remains low when paper feed
switch 3 is turned on and off. If
it does, replace paper feed
switch 3.
With 5 V DC present at CN13-2
on the engine PCB, check if
CN13-1 on the engine PCB re-
mains low when the feed switch
is turned on and off. If it does,
replace the feed switch.
With 5 V DC present at CN8-B1
on the engine PCB, check if
CN8-B2 on the engine PCB
remains low when the registra-
tion switch is turned on and off.
If it does, replace the registra-
tion switch.