Minolta EPI 054 User Manual page 300

FrameMaker Ver.5.5(PC) EP1054/EP1085/EP2030 TROUBLESHOOTING
98.05.15
Duplex Unit Take-Up Misfeed Clearing Procedure
Symptom Step
• Paper is not
Is the paper curled, waved,
taken up at all. 1 or damp?
Is Duplex Unit Pick-Up Solenoid
SL33 energized when paper
take-up is about to occur?
2
Is Duplex Unit Paper Take-Up
Clutch CL31 energized when a
copy is taken up and fed into the
copier from the Duplex Unit?
3
Are the Take-Up Roll, Feed
Roll, and Separator Roll
4
deformed, worn, or dirty
with paper dust?
• Paper is
Is Vertical Transport Motor
stationary near M21 turning when a copy is
the Vertical 5 taken up and fed into the
Transport copier from the Duplex
Section. Unit?
Are the Vertical Transport
Rollers and Guide Plate
6
deformed, worn, or dirty
with paper dust?
Check Duplex Unit Paper
7 Take-Up Sensor PC16.
(AD-11) PWB-G IC1G PC0.
Check Vertical Transport
Sensor 3 PC17.
See p. T-2
8
(PF-206/PF-112/PF-6D)
PWB-A IC1A PC3.
Check Item Result
Slide out the Duplex Unit and
remove the PWB Cover.
Then, slide the Duplex Unit
back into the copier. Does the
voltage across PJ2G-12 on
PWB-G and GND change
from DC24V to DC0V when
the Start Key is pressed in the
above condition?
Slide out the Duplex Unit and
remove the PWB Cover.
Then, slide the Duplex Unit
back into the copier. Does the
voltage across PJ2G-7 on
PWB-G and GND change
from DC24V to DC0V when
the Start Key is pressed in the
above condition?
T-32
Action
Change the paper.
YES Instruct the user in how to
store the paper.
Adjust the stroke of the
YES Solenoid or check the pick-
up mechanism.
Replace PWB-G or PWB-A
of PF-206/PF-112/PF-6D.
NO
YES Check the Clutch.
Replace PWB-G or PWB-A
of PF-206/PF-112/PF-6D.
NO
Clean or replace the Rolls.
YES
Check for possible overload.
Check the Duplex Unit drive
NO coupling, or replace PWB-A
of PF-206/PF-112/PF-6D,
PWB-G, and/or M21.
Clean or replace the Verti-
cal Transport Rollers and
YES
Guide Plate.
Check the Actuator for
NO operation.
Check PC16.
Replace PWB-G or PWB-A
YES
of PF-206/PF-112/PF-6D.
Check the Actuator for
NO operation.
Check PC17.