2KR/2KS
1-4-28
C1010
Lift motor 1 error
After cassette 1 is inserted, lift switch 1
does not turn on within 12 s. This error is
detected four times successively.
Poor contact in the
connector termi-
nals.
Check the connection of connector of lift
motor 1 and the connector YC8 on the
engine PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Broken gears or
couplings of lift
motor 1.
Replace lift motor 1.
Defective lift motor
1.
Check for continuity across the coil. If none,
replace lift motor 1.
Poor contact in the
connector termi-
nals.
Check the connection of connector of lift
switch 1 and the connector YC8 on the
engine PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective lift switch
1.
Check if YC8-B9 on the engine PWB goes
low when lift switch 1 is turned off. If not,
replace lift switch 1.
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation.
C1020
Lift motor 2 error
After cassette 2 is inserted, lift switch 2
does not turn on within 12 s. This error is
detected four times successively.
Poor contact in the
connector termi-
nals.
Check the connection of connector of lift
motor 2 and the connector YC8 on the
engine PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Broken gears or
couplings of lift
motor 2.
Replace lift motor 2.
Defective lift motor
2.
Check for continuity across the coil. If none,
replace lift motor 2.
Poor contact in the
connector termi-
nals.
Check the connection of connector of lift
switch 2 and the connector YC8 on the
engine PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective lift switch
2.
Check if YC8-B15 on the engine PWB goes
low when lift switch 2 is turned off. If not,
replace lift switch 2.
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation.
Code
Contents
Remarks
Causes
Check procedures/corrective measures
Summary of Contents for TASKalfa 420i
Page 1: ...SERVICE MANUAL Published in May 2010 842KS113 2KSSM063 Rev 3 TASKalfa 420i TASKalfa 520i ...
Page 4: ...This page is intentionally left blank ...
Page 10: ...This page is intentionally left blank ...
Page 14: ...2KR 2KS This page is intentionally left blank ...
Page 224: ...2KR 2KS 1 4 66 This page is intentionally left blank ...
Page 328: ...2KR 2KS 2 3 30 This page is intentionally left blank ...
Page 371: ...INSTALLATION GUIDE FOR PAPER FEEDER ...
Page 381: ...INSTALLATION GUIDE FOR 3000 SHEETS PAPER FEEDER ...
Page 436: ...INSTALLATION GUIDE FOR CENTER FOLDING UNIT ...
Page 450: ...INSTALLATION GUIDE FOR MAILBOX ...
Page 458: ...INSTALLATION GUIDE FOR HOLE PUNCH UNIT ...
Page 470: ...INSTALLATION GUIDE FOR BUILT IN FINISHER ...
Page 483: ...INSTALLATION GUIDE FOR JOB SEPARATOR ...
Page 491: ...INSTALLATION GUIDE FOR FAX System ...
Page 507: ......
Page 508: ......