2NP
1-4-66
8420
Punch slide motor error 2
In detection of paper edges,
the paper edge cannot be
detected in 30 mm move.
Punch slide motor
1. Execute U240 Booklet - Punch Move to
check the finisher operation (see page
1-3-103).
2. Manipulate the punch slide part of the
punch unit back and forth to check it can
smoothly move.
3. Check that the drive from the motor
reaches punch part.
4. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Punch slide motor and Punch PWB
(YC3)
5. If the wiring is disconnected, shorted or
grounded, replace the wiring.
6. Replace the punch slide motor.
Punch paper edge
sensor 1,2
1. Execute U241 Punch - Edge Face
1,2,3,4 to check the finisher switch (see
page 1-3-105).
2. Check that the sensor and its mounting
bracket are correctly positioned.
3. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Punch paper edge sensor 1,2 and
Punch PWB (YC5,YC7)
4. Replace the punch paper edge sensor
1,2.
Punch PWB
1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Punch PWB (YC1) and DF main PWB
(YC8)
2. Replace the Punch PWB.
DF main PWB
Replace the DF main PWB
Code
Contents
Causes
Check procedures/
corrective measures
Summary of Contents for TASKalfa 2551ci
Page 1: ...SERVICE MANUAL Published in September 2016 842NP11A 2NPSM06A Rev A TASKalfa 2551ci ...
Page 10: ...This page is intentionally left blank ...
Page 97: ...2NP 1 1 2 74 This page is intentionally left blank ...
Page 259: ...2NP 1 3 162 U486 Details on the modes Figure 1 3 47 Item No Description ...
Page 473: ...2NP 1 5 62 This page is intentionally left blank ...
Page 497: ...2NP 2 1 22 This page is intentionally left blank ...
Page 555: ...2NP 2 3 48 This page is intentionally left blank ...
Page 584: ...Installation Guide DP 770 B Document processor DP 772 Document processor Installation Guide ...
Page 620: ...DP 773 Document processor Installation Guide ...
Page 646: ...PF 791 500 x 2 Paper feeder Installation Guide ...
Page 654: ...PF 810 3000 sheets deck Installation Guide ...
Page 667: ...DF 770 D Document finisher Installation Guide ...
Page 685: ...AK 740 Bridge unit Installation Guide ...
Page 687: ...PH 7A C D Punch unit Installation Guide ...
Page 708: ...DT 730 B Document tray Installation Guide ...
Page 710: ...5 2013 5 302LC56750 01 H F G D D 6 4 3 7 E C D D M4 8 M4 8 M4 8 M4 8 ...
Page 711: ...FAX System W B Installation Guide ...