2KN/2KP-1
1-4-8
DP section
75
An original jam in the
switchback section 1
The original registration switch (ORSW) does not turn off
within 5000 pulse.
DP timing switch 1 (DPTM2) does not turn on within 2000
pulse.
DP timing switch 1 (DPTM2) does not turn off within 2000
pulse.
76
An original jam in the
switchback section 2
DP timing switch 2 (DPTM2) does not turn on within 2800
pulse.
DP timing switch 2 (DPTM2) does not turn off within 2800
pulse.
00
System error jam
The document processor top cover is opened during original
feeding.
CIS is opened during original feeding.
DP is opened during original feeding.
The power source is turned on when the original is remained
in the original conveying path.
The start key is pressed when the original is remained in the
original conveying path.
Optional
document
finisher
80
Jam between the finisher
and copier
Paper ejection is not output from the copier to the document
finisher within 15 s of the face-up exit sensor (FUES) turning
off.
81
Paper jam during paper
insertion to the finisher
When the paper entry sensor (PES) does not turn on within
1950 ms of the face-up exit sensor (FUES) of the copier turn-
ing off.
82
Paper jam during paper
insertion to the finisher
and paper ejection to the
sub tray
When the sub tray paper ejection sensor (STPES) does not
turn on within 1000 ms of the paper entry sensor (PES) turning
on.
When the paper entry sensor (PES) does not turn off within
2000 ms of its turning on.
83
Paper jam at the siding
drum
When the sub tray paper ejection sensor (STPES) does not
turn off within 2000 ms of its turning on.
84
Paper jam during paper
insertion to the intermedi-
ate tray
When the intermediate tray paper conveying sensor (ITPCS)
does not turn on within 1000 ms of the paper entry sensor
(PES) turning on.
When the paper entry sensor (PES) does not turn off within
2000 ms of its turning on.
When the intermediate tray paper conveying sensor (ITPCS)
does not turn on within 2000 ms of the sub tray paper ejection
sensor (STPES) turning on.
85
Paper jam during ejection
of stack of paper
When the intermediate tray paper conveying sensor (ITPCS)
does not turn off within 1000 ms (500 ms) of its turning on.
86
Jam in eject section of
main tray
When the paper ejection sensor (PEJS) does not turn on
within 2600 ms of the paper entry sensor (PES) turning on.
When straight ejection is performed, the paper entry sensor
(PES) does not turn off within 2000 ms of its turning on.
87
Jam in eject section (mid-
dle tray) of main tray
The paper ejection sensor (PEJS) is not turned on even if
2600 ms elapse after bundled ejection from the intermediate
tray starts.
* Description in ( ) is written for the specified time of less then A4/11" x 8
1/2
" size.
Section
Jam code
Description
Conditions
Summary of Contents for TASKalfa 620
Page 1: ...SERVICE MANUAL Published in August 2009 842KP112 2KPSM062 Rev 2 TASKalfa 620 820 ...
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Page 144: ...2KN 2KP 1 3 106 This page is intentionally left blank ...
Page 308: ...2KN 2KP 1 5 88 This page is intentionally left blank ...
Page 412: ...2KN 2KP 2 3 60 This page is intentionally left blank ...
Page 435: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR SIDE FEEDER ...
Page 442: ...INSTALLATION GUIDE FOR LARGE SIZE SIDE FEEDER ...
Page 460: ...INSTALLATION GUIDE FOR DOCUMENT FINISHER ...
Page 475: ...INSTALLATION GUIDE FOR CENTERFOLD UNIT ...
Page 490: ...INSTALLATION GUIDE FOR MULTI JOB TRAY ...
Page 501: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Page 512: ...INSTALLATION GUIDE FOR STOPPER GUIDE ...
Page 515: ...INSTALLATION GUIDE FOR PRINTING SYSTEM ...
Page 518: ...INSTALLATION GUIDE FOR SCAN SYSTEM ...
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