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Code
C1040
Lift motor 4 error
• When cassette 4 is inserted, lift limit
switch 4 does not turn on within 33 s of
lift motor 4 turning on.
• During copying, lift limit switch 4 does
not turn on within 1 s of lift motor 4
turning on.
C1140
Side feeder lift motor going up error
(optional side feeder)
• Upper limit detection switch does not
turn off within 15 s of the side feeder
lift motor starting (within 200 ms during
paper feeding).
C1150
Side feeder lift motor going down
error (optional side feeder)
• Lower limit detection switch does not
turn off within 15 s of the side feeder
lift motor starting (within 200 ms during
paper feeding).
C1200
Duplex side registration motor error
• The duplex side registration home
position sensor does not detect the
home position of the side registration
guide.
Y104350-7
Contents
Causes
Check procedures/corrective measures
Broken gears or
Replace lift motor 4.
couplings of lift
motor 4.
Defective lift motor
Check for continuity across the coil. If none,
4.
replace lift motor 4.
Poor contact of lift
Reinsert the connector. Also check for conti-
motor 4 connector
nuity within the connector cable. If none,
terminals.
repair or replace the cable.
Defective lift limit
Check if YC4-4 on the cassette PWB goes
switch 4.
low when lift limit switch 4 is turned off. If
not, replace lift limit switch 4.
Poor contact of lift
Reinsert the connector. Also check for conti-
limit switch 4 con-
nuity within the connector cable. If none,
nector terminals.
repair or replace the cable.
Defective casette
Replace the casette PWB.
PWB.
Poor contact of
Reinsert the connector. Also check for conti-
upper limit detec-
nuity within the connector cable. If none,
tion switch connec-
repair or replace the cable.
tor terminals.
Defective side
Replace the side feeder main PWB.
feeder main PWB.
Defective engine
Replace the engine PWB.
PWB.
Poor contact of
Reinsert the connector. Also check for conti-
lower limit detec-
nuity within the connector cable. If none,
tion switch connec-
repair or replace the cable.
tor terminals.
Defective side
Replace the side feeder main PWB.
feeder main PWB.
Defective engine
Replace the engine PWB.
PWB.
Defective duplex
Check the connection of connector YC29 on
side registration
the engine PWB and the connector YC1 on
home position sen-
the duplex PWB. Repair or replace if neces-
sor.
sary.
Defective duplex
Replace the duplex side registration motor.
side registration
motor.
Defective engine
Replace the engine PWB.
PWB.
Defective duplex
Replace the duplex PWB.
PWB.
Sevice Manual
Remarks
1-5-31
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