2KN/2KP
1-4-10
(3) Paper misfeeds
Problem
Causes/check procedures
Corrective measures
(1)
A paper jam in the
paper feed, convey-
ing, feedshift, eject or
duplex section is indi-
cated as soon as the
main power switch is
turned on.
A piece of paper torn from
copy paper is caught
around feed switches, deck
conveying switch, registra-
tion switch, exit switch,
duplex jam detection
switch, duplex feed switch,
duplex conveying switch 1/
2/3.
Check visually and remove it, if any.
Defective switch.
Run maintenance item U031 and turn switch on and off manually.
Replace the switch if indication of the corresponding switch on the
touch panel is not displayed in reverse.
Feed switch 1/2/3/4/5, deck conveying switch 1/2, registration
switch, exit switch, duplex jam detection switch, duplex feed
switch, duplex conveying switch 1/2/3
(2)
A paper jam in the
paper feed section is
indicated during
copying (no paper
feed from cassette
1).
Jam code 10
Paper in cassette 1 is
extremely curled.
Change the paper.
Check if the paper feed pul-
ley, forwarding pulley and
separation pulley of cas-
sette 1 are deformed.
Check visually and replace any deformed pulleys.
Defective timing switch 1.
Run maintenance item U031 and turn timing switch 1 on and off
manually. Replace timing switch 1 if indication of the correspond-
ing sensor on the touch panel is not displayed in reverse.
Broken feed switch 2 actua-
tor.
Check visually and replace feed switch 2 if its actuator is broken.
Defective feed switch 2.
Run maintenance item U031 and turn feed switch 2 on and off
manually. Replace feed switch 2 if indication of the corresponding
sensor on the touch panel is not displayed in reverse.
Check if paper feed motor 1
malfunctions.
Run maintenance item U030 and select paper feed motor 1 on the
touch panel to be turned on and off. Check the status and remedy
if necessary.
Electrical problem with
paper feed motor 1.
Check (see page 1-4-60).
(3)
A paper jam in the
paper feed section is
indicated during
copying (no paper
feed from cassette
2).
Jam code 11
Paper in cassette 2 is
extremely curled.
Change the paper.
Check if the paper feed pul-
ley, forwarding pulley and
separation pulley of cas-
sette 2 are deformed.
Check visually and replace any deformed pulleys.
Defective timing switch 2.
Run maintenance item U031 and turn timing switch 2 on and off
manually. Replace timing switch 2 if indication of the correspond-
ing sensor on the touch panel is not displayed in reverse.
Check if paper feed motor 2
malfunctions.
Run maintenance item U030 and select paper feed motor 2 on the
touch panel to be turned on and off. Check the status and remedy
if necessary.
Electrical problem with
paper feed motor 2.
Check (see page 1-4-60).
Содержание TASKalfa 620
Страница 1: ...SERVICE MANUAL Published in August 2009 842KP112 2KPSM062 Rev 2 TASKalfa 620 820 ...
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Страница 144: ...2KN 2KP 1 3 106 This page is intentionally left blank ...
Страница 308: ...2KN 2KP 1 5 88 This page is intentionally left blank ...
Страница 412: ...2KN 2KP 2 3 60 This page is intentionally left blank ...
Страница 435: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR SIDE FEEDER ...
Страница 442: ...INSTALLATION GUIDE FOR LARGE SIZE SIDE FEEDER ...
Страница 460: ...INSTALLATION GUIDE FOR DOCUMENT FINISHER ...
Страница 475: ...INSTALLATION GUIDE FOR CENTERFOLD UNIT ...
Страница 490: ...INSTALLATION GUIDE FOR MULTI JOB TRAY ...
Страница 501: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Страница 512: ...INSTALLATION GUIDE FOR STOPPER GUIDE ...
Страница 515: ...INSTALLATION GUIDE FOR PRINTING SYSTEM ...
Страница 518: ...INSTALLATION GUIDE FOR SCAN SYSTEM ...
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