2KR/2KS-2
1-4-11
Finisher
91
Finisher cover open
(3000-sheet document finisher)
The front cover, top cover or right sub tray is opened when
starting the finisher operation.
The centerfold unit top cover is opened when starting the
center-fold operation.
The mailbox cover is opened when starting the operation.
-
(Document finisher)
The finisher cover becomes open during paper is running.
Paper is remaining in paths at power on.
-
92
Eject paper sensor
non-arrival jam (docu-
ment finisher only)
In the straight mode, the eject paper sensor (EPS) is not
turned on even if a specified time has elapsed after the
paper entry sensor (PES) was turned on.
-
93
Reverse sensor jam
(document finisher
only)
The reverse sensor (SBS) does not turn on within specified
time of paper entry sensor (PES) turning on (unfinished
reversing canceled).
437 ms
The reverse sensor (SBS) is not turned on within specified
time (unfinished reversing set).
431 ms
The reverse sensor (SBS) is not turned off within specified
time its turning on (resident reversing canceled).
1826 ms
The reverse sensor (SBS) is not turned off within specified
time its turning on (resident reversing set).
700 ms
94
Paper entry sensor
stay/remaining jam
(document finisher
only)
The paper entry sensor (PES) is not turned off within speci-
fied time its turning on.
1370 ms
95
Paper conveying sen-
sor jam (document fin-
isher only)
The paper conveying sensor (PCS) is not turned off within
specified time its turning on (reversing canceled).
1370 ms
The paper conveying sensor (PCS) is not turned off within
specified time its turning on (reversing set).
656 ms
96
Jam between the built-
in finisher and machine
(built-in finisher only)
Paper ejection is not output from the machine to the docu-
ment finisher within specified time of the intermediate tray
sensor (ITS) turning on.
1217 ms
Section
Description
Conditions
Specified time
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: ......