2KR/2KS
1-4-30
C1120
PF left lift position problem (optional
3000-sheet paper feeder)
Level switch 1 does not turn on within 30
s of PF lift motor 1 turning on.
Poor contact in the
connector termi-
nals.
Check the connection of connector YC15 on
the engine PWB and the connector on the
PF main PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective level
switch 1.
Check if YC5-4 on the PF main PWB goes
low when level switch 1 is turned off. If not,
replace level switch 1.
Defective PF lift
motor 1.
Check for continuity across the coil. If none,
replace PF lift motor 1.
The PF left lift does
not rise properly.
Check the gears and belts, and remedy if
necessary.
C1130
PF right lift position problem (optional
3000-sheet paper feeder)
Level switch 2 does not turn on within 30
s of PF lift motor 2 turning on.
Poor contact in the
connector termi-
nals.
Check the connection of connector YC15 on
the engine PWB and the connector on the
PF main PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective level
switch 2.
Check if YC5-7 on the PF main PWB goes
low when level switch 2 is turned off. If not,
replace level switch 2.
Defective PF lift
motor 2.
Check for continuity across the coil. If none,
replace PF lift motor 2.
The PF right lift
does not rise prop-
erly.
Check the gears and belts, and remedy if
necessary.
C1800
Paper feeder communication error
(optional paper feeder)
A communication error from paper
feeder is detected 10 times in succes-
sion.
Poor contact in the
connector termi-
nals.
Check the connection of connector YC15 on
the engine PWB and the connector on the
PF main PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective PWB.
Replace the PF main PWB or engine PWB
and check for correct operation.
C1900
Paper feeder EEPROM error (optional
paper feeder)
When writing the data, the write data and
the read data is not continuously in
agreement three times.
Poor contact in the
connector termi-
nals.
Check the connection of connector YC15 on
the engine PWB and the connector on the
PF main PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation.
Defective paper
feeder.
Replace the paper feeder with another unit
and check the operation. If the operation is
normal, replace or repair optional paper
feeder.
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: ......