Mita PointSource Ai 3010, Service Manual

Page: 386 / 478

Problem Causes/check procedures Corrective measures
2AR
3-6-15
(2)
A paper jam
in the paper
feed section
is indicated
during copy-
ing (no paper
feed from
copier upper
drawer).
(3)
A paper jam
in the paper
feed section
is indicated
during copy-
ing (no paper
feed from
copier lower
drawer).
Paper in the upper drawer is
extremely curled.
Check if the paper feed pulley,
separation pulley or forwarding
pulley of the upper drawer is
deformed.
Broken feed switch 1 actuator.
Defective feed switch 1.
Check if the upper paper feed
clutch malfunctions.
Electrical problem with the upper
paper feed clutch.
Paper in the lower drawer is
extremely curled.
Check if the paper feed pulley,
separation pulley or forwarding
pulley of the lower drawer is
deformed.
Broken feed switch 2 actuator.
Defective feed switch 2.
Check if the lower paper feed
clutch malfunctions.
Electrical problem with the
lower paper feed clutch.
Change the paper.
Check visually and replace any
deformed pulleys.
Check visually and replace feed
switch 1 if the actuator is broken.
With 5 V DC present at CN15-6
on the engine PCB, check if
CN15-5 on the engine PCB
goes low when feed switch 1 is
turned on. If not, replace feed
switch 1.
Check and remedy if necessary.
Check (see page 3-6-48).
Change the paper.
Check visually and replace any
deformed pulleys.
Check visually and replace feed
switch 2 if the actuator is broken.
With 5 V DC present at CN15-9
on the engine PCB, check if
CN15-8 on the engine PCB
goes low when feed switch 2 is
turned on. If not, replace feed
switch 2.
Check and remedy if necessary.
Check (see page 3-6-48).