2KR/2KS
1-4-37
C8050
Paper conveying belt motor 1 prob-
lem (optional 3000-sheet document
finisher)
Paper conveying belt home position sen-
sor 1 does not turn off within 1.5 s.
Paper conveying belt home position sen-
sor 1 does not turn on within 2.5 s.
Jam 88 is indicated.
Poor contact in the
connector termi-
nals.
Check the connection of connector YC2 on
the inner tray PWB and the connector on
paper conveying belt motor 1, and the conti-
nuity across the connector terminals. Repair
or replace if necessary.
Defective paper
conveying belt
home position sen-
sor 1.
Replace paper conveying belt home position
sensor 1.
Defective paper
conveying belt
motor 1.
Replace paper conveying belt motor 1.
Defective PWB.
Replace the inner tray PWB or finisher main
PWB and check for correct operation.
C8060
Paper conveying belt motor 2 prob-
lem (optional 3000-sheet document
finisher)
Paper conveying belt home position sen-
sor 2 does not turn off within 1.5 s.
Paper conveying belt home position sen-
sor 2 does not turn on within 1.5 s.
Poor contact in the
connector termi-
nals.
Check the connection of connector YC6 on
the inner tray PWB and the connector on
paper conveying belt motor 2, and the conti-
nuity across the connector terminals. Repair
or replace if necessary.
Defective paper
conveying belt
home position sen-
sor 2.
Replace paper conveying belt home position
sensor 2.
Defective paper
conveying belt
motor 2.
Replace paper conveying belt motor 2.
Defective PWB.
Replace the inner tray PWB or finisher main
PWB and check for correct operation.
C8070
Inner tray communication error
(optional 3000-sheet document fin-
isher)
Communication with the inner tray is not
possible although the connection is
detected.
Poor contact in the
connector termi-
nals.
Check the connection of connector YC6 and
YC24 on the finisher main PWB and the
connector YC1 and YC4 on the inner tray
PWB, and the continuity across the connec-
tor terminals. Repair or replace if necessary.
Defective PWB.
Replace the inner tray PWB or 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 ...
Страница 4: ...This page is intentionally left blank ...
Страница 10: ...This page is intentionally left blank ...
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: ......
Страница 508: ......