2KR/2KS
1-4-42
C8320
Centerfold paper conveying belt
motor problem (optional center-fold-
ing unit of 3000-sheet document fin-
isher)
The home position is not detected when
initial operation even if 2.5 s passed.
Poor contact in the
connector termi-
nals.
Check the connection of connector YC6,
YC7 on the centerfold main PWB and the
connector of centerfold paper conveying belt
motor 1/2, and the continuity across the con-
nector terminals. Repair or replace if neces-
sary.
Defective center-
fold paper convey-
ing belt motor 1/2.
Replace centerfold paper conveying belt
motor 1/2.
Defective PWB.
Replace the centerfold main PWB or finisher
main PWB and check for correct operation.
Adjustment motor 2 problem
(optional document finisher)
The adjustment sensor 2 does not turn
on/off within specified time of the adjust-
ment motor 2 turning on.
The adjustment
sensor 2, adjust-
ment motor 2 con-
nector makes poor
contact.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Defective adjust-
ment sensor 2.
Replace the adjustment sensor 2.
Defective adjust-
ment motor 2.
Replace the adjustment motor 2.
Defective finisher
main PWB.
Replace the finisher main PWB and check
for correct operation.
C8330
Blade motor problem (optional cen-
ter-folding unit of 3000-sheet docu-
ment finisher)
The home position is not detected when
initial operation even if 1.5 s passed.
Poor contact in the
connector termi-
nals.
Check the connection of connector YC8 on
the centerfold main PWB and the connector
of the blade motor, and the continuity across
the connector terminals. Repair or replace if
necessary.
Defective blade
motor.
Replace the blade motor.
Defective PWB.
Replace the centerfold main PWB or finisher
main PWB and check for correct operation.
Adjustment motor 1 problem
(optional document finisher)
The adjustment sensor 1 does not turn
on/off within specified time of the adjust-
ment motor 1 turning on.
The adjustment
sensor 1, adjust-
ment motor 1 con-
nector makes poor
contact.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Defective adjust-
ment sensor 1.
Replace the adjustment sensor 1.
Defective adjust-
ment motor 1.
Replace the adjustment motor 1.
Defective finisher
main PWB.
Replace the finisher main PWB and check
for correct operation.
Code
Contents
Remarks
Causes
Check procedures/corrective measures
Содержание TASKalfa 420i
Страница 1: ...SERVICE MANUAL Published in May 2010 842KS113 2KSSM063 Rev 3 TASKalfa 420i TASKalfa 520i ...
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Страница 14: ...2KR 2KS This page is intentionally left blank ...
Страница 224: ...2KR 2KS 1 4 66 This page is intentionally left blank ...
Страница 328: ...2KR 2KS 2 3 30 This page is intentionally left blank ...
Страница 371: ...INSTALLATION GUIDE FOR PAPER FEEDER ...
Страница 381: ...INSTALLATION GUIDE FOR 3000 SHEETS PAPER FEEDER ...
Страница 436: ...INSTALLATION GUIDE FOR CENTER FOLDING UNIT ...
Страница 450: ...INSTALLATION GUIDE FOR MAILBOX ...
Страница 458: ...INSTALLATION GUIDE FOR HOLE PUNCH UNIT ...
Страница 470: ...INSTALLATION GUIDE FOR BUILT IN FINISHER ...
Страница 483: ...INSTALLATION GUIDE FOR JOB SEPARATOR ...
Страница 491: ...INSTALLATION GUIDE FOR FAX System ...
Страница 507: ......
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