Kyocera Mita KM-2530 Service Manual page 174

2DF
Problem Causes/check procedures
(11) Defective feed switch 2.
A paper jam in the
paper feed section
is indicated during
Broken feed switch 3 ac-
copying (jam in
tuator.
copier vertical paper
conveying section). Defective feed switch 3.
Jam code 18
Defective registration
switch.
Check if the feed pulleys
and feed roller are de-
formed.
(12) Broken feed switch 3 ac-
A paper jam in the tuator.
paper feed section
Defective feed switch 3.
is indicated during
copying (jam in pa-
per feed desk* verti-
cal conveying sec- Broken desk feed switch
tion). actuator.
Jam code 19
Defective desk feed
switch.
(13) Broken bypass feed switch
A paper jam in the actuator.
paper feed section
Defective bypass feed
is indicated during
switch.
copying (jam in by-
pass conveying sec-
tion).
Jam code 20 Defective registration
switch.
(14) Broken feed switch 1 ac-
A paper jam in the tuator.
paper feed section
Defective feed switch 1.
is indicated during
copying (multiple
sheets in copier pa-
per feed section). Broken feed switch 2 ac-
Jam code 21 tuator.
Defective feed switch 2.
Broken feed switch 3 ac-
tuator.
*Optional.
1-5-20
Corrective measures
Run maintenance item U031 and turn feed switch 2 on and off
manually. Replace feed switch 2 if indication of the correspond-
ing switch on the operation panel is not displayed in reverse.
Check visually and replace feed switch 3 if its actuator is broken.
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 U031 and turn the registration switch on
and off manually. Replace the switch if indication of the corre-
sponding switch on the operation panel is not displayed in re-
verse.
Check and repair if necessary.
Check visually and replace feed switch 3 if its actuator is broken.
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.
Check visually and replace desk feed switch if its actuator is bro-
ken.
With 5 V DC present at CN2-8 on the desk main PCB, check if
CN2-7 on the desk main PCB remains low when the desk feed
switch is turned on and off. If it does, replace the desk feed
switch.
Check visually and replace the bypass feed switch if its actuator
is broken.
Run maintenance item U031 and turn the bypass feed switch on
and off manually. Replace the bypass feed switch if indication of
the corresponding switch on the operation panel is not displayed
in reverse.
Run maintenance item U031 and turn the registration switch on
and off manually. Replace the registration switch if indication of
the corresponding switch on the operation panel is not displayed
in reverse.
Check visually and replace feed switch 1 if its actuator is broken.
Run maintenance item U031 and turn feed switch 1 on and off
manually. Replace feed switch 1 if indication of the correspond-
ing switch on the operation panel is not displayed in reverse.
Check visually and replace feed switch 2 if its actuator is broken.
Run maintenance item U031 and turn feed switch 2 on and off
manually. Replace feed switch 2 if indication of the correspond-
ing switch on the operation panel is not displayed in reverse.
Check visually and replace feed switch 3 if its actuator is broken.