3NB/3ND/3N0/3NK-2
1-4-44
8110
DF shift motor 1 error
DF shift sensor 1 won’t turn on
when it has travelled 160 mm
after DF shift motor 1 is
driven.
DF shift motor 1
[front]
1. Execute U240 Motor - Sort Test to check
the finisher operation (see page 1-3-24).
2. Manipulate the front shift guide back and
forth to check that it is smoothly
operable.
3. Check that the drive from the motor
reaches the front shift guide.
4. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
DF shift motor 1 and DF main PWB
(YC14)
5. If the wiring is disconnected, shorted or
grounded, replace the wiring.
6. Replace the DF shift motor 1
DF shift sensor 1
[front]
1. Execute U241 Finisher - Shift Front HP
to check the finisher switch (see page 1-
3-26).
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.
DF shift sensor 1 and DF main PWB
(YC23)
4. Replace the DF shift sensor 1.
DF main PWB
Replace the DF main PWB (see page 1-5-2).
Code
Contents
Causes
Check procedures/
corrective measures
Summary of Contents for UTAX AK 730
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Page 43: ...3NB 3ND 3N0 3NK 1 2 18 3 Remove tape and pad Figure 1 2 23 Tape Pad ...
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Page 246: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR 4000 SHEETS FINISHER ...
Page 269: ...INSTALLATION GUIDE FOR FINISHER ATTACHMENT KIT MFP A ...
Page 283: ...INSTALLATION GUIDE FOR FINISHER ATTACHMENT KIT MFP B ...
Page 284: ...E F A H G I J B D C ...
Page 291: ...INSTALLATION GUIDE FOR FINISHER ATTACHMENT KIT PRINTER ...
Page 295: ...INSTALLATION GUIDE FOR CENTER FOLDING UNIT ...
Page 312: ...INSTALLATION GUIDE FOR MULTI TRAY ...
Page 326: ...INSTALLATION GUIDE FOR MULTI TRAY ATTACHMENT KIT PRINTER ...
Page 330: ...INSTALLATION GUIDE FOR PUNCH UNIT ...