2DA/2DB
1-5-14
(20)
A paper jam in the
duplex section is indi-
cated during copying
(misfeed in duplex
paper conveying sec-
tion).
Jam code 61
Broken duplex paper con-
veying switch*
1
actuator.
Check visually and replace the duplex paper conveying switch if
its actuator is broken.
Defective duplex paper con-
veying switch*
1
.
Run maintenance item U031 and turn duplex paper conveying
switch on and off manually. Replace duplex paper conveying
switch if indication of the corresponding switch is not light.
Broken registration switch
actuator.
Check visually and replace the registration switch if its actuator is
broken.
Defective registration
switch.
Run maintenance item U031 and turn registration switch on and
off manually. Replace registration switch if indication of the corre-
sponding switch is not light.
Check if the duplex feed
clutch*
1
malfunctions.
Check visually and remedy if necessary.
Electrical problem with the
duplex feed clutch*
1
.
Check.
(21)
An original jams
when the power
switch is turned on.
A piece of paper torn from
an original is caught around
the DP timing switch*
1
or
original switchback
switch*
1
.
Check visually and remove it, if any.
Defective DP timing
switch*
1
.
Run maintenance item U244 and turn DP timing switch on and off
manually. Replace DP timing switch if indication of the corre-
sponding switch is not light.
Defective original switch-
back switch*
1
.
Run maintenance item U244 and turn original switchback switch
on and off manually. Replace original switchback switch if indica-
tion of the corresponding switch is not light.
(22)
An original jams in
the original feed sec-
tion is indicated dur-
ing copying (no
original feed).
Jam code 70
Defective original set
switch*
1
.
Run maintenance item U244 and turn original set switch on and
off manually. Replace original set switch if indication of the corre-
sponding switch is not light.
Check if the original feed
motor*
1
malfunctions.
Run maintenance item U243 and select the original feed motor to
be turned on and off. Check the status and remedy if necessary.
Check if the DP paper feed
pulley or DP separation pad
is deformed.
Check visually and replace the deformed pulley.
(23)
An original jams in
the original convey-
ing section is indi-
cated during copying
(An original jam in
the original convey-
ing section 1).
Jam code 71
Broken DP timing switch*
1
actuator.
Check visually and replace DP timing switch if its actuator is bro-
ken.
Defective DP timing
switch*
1
.
Run maintenance item U244 and turn DP timing switch on and off
manually. Replace DP timing switch if indication of the corre-
sponding switch is not light.
Check if the original con-
veying motor*
1
malfunc-
tions.
Run maintenance item U243 and select the original conveying
motor to be turned on and off. Check the status and remedy if nec-
essary.
*1: Optional. *2: Optional for 16 ppm model. Standard for 20 ppm model.
Problem
Causes/check procedures
Corrective measures
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