2KR/2KS-1
1-4-3
Section
Description
Conditions
Specified time
System
00
Initial JAM
The power is turned on when a sensor in the conveying
system is on.
-
04
Cover open
Cover is open during copying.
-
05
Secondary paper feed
does not start
Secondary paper feed does not start within specified time
of arrival of paper at the registration section.
40 s
09
Sequence error jam
A communication sequence error occurs between the
machine and the 3000-sheet paper feeder.
-
Paper
feed
section
10
No paper feed from
cassette 1
Feed switch 1 (FSW1) does not turn on within the specified
time of paper feed clutch 1 (PFCL1) turning on; the clutch is
then successively turned off for 1 s and turned back on, but
the switch again fails to turn on within the specified time.
1152 ms
11
No paper feed from
cassette 2
Feed switch 2 (FSW2) does not turn on within the specified
time of paper feed clutch 2 (PFCL2) turning on; the clutch is
then successively turned off for 1 s and turned back on, but
the switch again fails to turn on within the specified time.
1209 ms
12
No paper feed from
cassette 3
Feed switch 3 (FSW3) does not turn on within the specified
time of PF paper feed clutch 1 (PFPFCL1) turning on; the
clutch is then successively turned off for 1 s and turned
back on, but the switch again fails to turn on within the
specified time (paper feed from paper feeder).
1209 ms
Feed switch 3 (FSW3) does not turn on within the specified
time of PF paper feed clutch 1 (PFPFCL1) turning on
(paper feed from 3000-sheet paper feeder).
780 ms
13
No paper feed from
cassette 4
The PF feed switch (PFFSW) does not turn on within the
specified time of PF paper feed clutch 2 (PFPFCL2) turning
on; the clutch is then successively turned off for 1 s and
turned back on, but the switch again fails to turn on within
the specified time (paper feed from paper feeder).
1209 ms
14
No paper feed from MP
tray
The MP feed switch (MPFSW) does not turn on within the
specified time of the MP paper feed clutch (MPPFCL) turn-
ing on; the clutch is then successively turned off for 1 s and
turned back on, but the switch again fails to turn on within
the specified time.
3913 ms
15
Jam in paper feeder
horizontal paper con-
veying section 1
Paper path sensor 3 (PPS3) does not turn on within speci-
fied time of PF paper feed clutch 2 (PFPFCL2) turning on
(paper feed from 3000-sheet paper feeder).
360 ms
16
Jam in paper feeder
horizontal paper con-
veying section 2
Paper path sensor 2 (PPS2) does not turn on within speci-
fied time of the paper path sensor 3 (PPS3) turning on
(paper feed from 3000-sheet paper feeder).
380 ms
17
Jam in paper feeder
horizontal paper con-
veying section 3
Paper path sensor 1 (PPS1) does not turn on within speci-
fied time of the paper path sensor 2 (PPS2) turning on
(paper feed from 3000-sheet paper feeder).
250 ms
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: ......