3NB/3ND/3N0/3NK-2
1-4-59
8330
CF blade motor error
When initial operation, CF
blade sensor does not turn on
within 1500 ms.
CF blade motor
1. Execute U240 Booklet - Blade to check
the finisher operation (see page 1-3-24).
2. Manipulate the fold blade up and down
to check it is smoothly operable.
3. Check that the drive from the motor
reaches the fold blade.
4. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
CF blade motor and CF main PWB
(YC15)
5. If the wiring is disconnected, shorted or
grounded, replace the wiring.
6. Replace the CF blade motor.
CF blade sensor
1. Execute U241 Booklet - Blade 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.
CF blade sensor and CF main PWB
(YC20)
4. Replace the CF blade sensor.
CF main PWB
Replace the CF main PWB
8340
CF staple motor error 1
Staple JAM (center-folding
unit) has been detected twice
in a row. (The second JAM
detection condition fullfilled
with the home position did not
detected in 600 ms after the
motor was driven.)
CF staple motor
1. Execute U240 Booklet - Staple to check
the finisher operation (see page 1-3-24).
2. Manipulate the staple up and down
check it is smoothly operable.
3. Check that the drive from the motor
reaches the staple unit.
4. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
CF staple unit and CF main PWB
(YC13)
5. If the wiring is disconnected, shorted or
grounded, replace the wiring.
6. Replace the CF staple motor.
CF staple sensor
Replace the CF staple unit.
CF main PWB
Replace the CF main PWB.
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 ...