Paper Misfeeds - Kyocera Mita KM-2530 Service Manual

(3) Paper misfeeds

Problem
(1)
A paper jam in the
paper feed section
is indicated during
copying (no paper
feed from large pa-
per deck).
Jam code 12
(2)
A paper jam in the
paper feed section
is indicated during
copying (multiple
sheets in paper feed
section).
(3)
A paper jam in the
paper feed section
is indicated during
copying (jam in
large paper deck
horizontal paper
conveying section).
Jam code 15
Causes/check procedures
Paper is extremely curled.
Check if the upper or lower
deck separation roller, pa-
per feed roller 1or 2 is de-
formed.
Broken copier feed switch 3
actuator.
Defective feed switch 3.
Check if paper feed clutch 1
and 2 malfunctions.
Electrical problem with pa-
per feed clutch 1 and 2.
Check if the deck feed
clutch malfunctions.
Electrical problem with the
deck feed clutch.
Check if the upper or lower
deck separation roller is
soiled with paper powder.
Paper in the large paper
deck is extremely curled.
Check if the paper side
guides are deformed.
Defective paper path sensor
3.
Check if paper feed clutch 2
malfunctions.
Electrical problem with
paper feed clutch 2.
Corrective measures
Change the paper.
Check visually and replace any damaged rollers (see pages 1-
4-2, 3).
Check visually and replace feed switch 3 if the actuator is bro-
ken.
Run maintenance item U031 and turn feed switch 3 on and off
manually. Replace feed switch 3 if indication of the correspond-
ing switch on the operation panel is not displayed in reverse.
Run maintenance item U247 and select paper feed clutch 1 or
2 on the operation panel to be turned on and off. Check the
status and remedy if necessary.
Check. (see page 1-3-8, 9).
Run maintenance item U247 and select the deck feed clutch
on the operation panel to be turned on and off. Check the
status and remedy if necessary.
Check (see page 1-3-9).
Check and clean with isopropyl alcohol if soiled.
Change the paper.
Check visually and replace.
With 5 V DC present at CN6-12 on the deck main PCB, check
if CN6-11 on the deck main PCB remains low when paper path
sensor 3 is turned on and off. If it does, replace paper path
sensor 3.
Run maintenance item U247 and select paper feed clutch 2 on
the operation panel to be turned on and off. Check the status
and remedy if necessary.
Check (see page 1-3-9).
5FF
1-3-3