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2KN/2KP
1-4-45
C8180
Document finisher* rear upper side
registration guide problem
• During initialization, the rear upper
side registration guide is not detected
in the home position within 3 s after
the guide returns to the home position.
JAM87 is indicated the first time this
problem occurs. If the problem occurs
after initialization when the front cover
is opened and closed, the problem is
in the rear upper side registration
guide.
• When the rear upper side registration
guide is operated from the home posi-
tion, the rear upper side registration
home position sensor does not turn off
within 500 ms.
Loose connection
of the rear upper
side registration
guide motor con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Malfunction of the
rear upper side
registration guide
motor.
Replace the rear upper side registration
guide motor and check for correct operation.
Malfunction of the
rear upper side
registration guide
home position sen-
sor.
Replace the rear upper side registration
guide home position sensor and check for
correct operation.
Loose connection
of the rear upper
side registration
guide home posi-
tion sensor con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Defective finisher
main PWB.
Replace the finisher main PWB and check
for correct operation.
C8190
Document finisher* lower side regis-
tration guide problem
• During initialization, the front/rear
lower side registration guides are not
detected in the home position within 3
s after the guide returns to the home
position. JAM87 is indicated the first
time this problem occurs. If the prob-
lem occurs after initialization when the
front cover is opened and closed, the
problem is in the lower side registra-
tion guide.
• When the lower side registration guide
is operated from the home position,
the lower side registration home posi-
tion sensor does not turn off within 500
ms.
Loose connection
of the lower side
registration guide
motor connector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Malfunction of the
lower side registra-
tion guide motor.
Replace the lower side registration guide
motor and check for correct operation.
Malfunction of the
lower side registra-
tion guide home
position sensor.
Replace the lower side registration guide
home position sensor and check for correct
operation.
Loose connection
of the lower side
registration guide
home position sen-
sor connector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Defective finisher
main PWB.
Replace the finisher main PWB and check
for correct operation.
Code
Contents
Remarks
Causes
Check procedures/corrective measures
Summary of Contents for TASKalfa 620
Page 1: ...SERVICE MANUAL Published in August 2009 842KP112 2KPSM062 Rev 2 TASKalfa 620 820 ...
Page 4: ...This page is intentionally left blank ...
Page 10: ...This page is intentionally left blank ...
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 ...
Page 520: ......
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