3N0/3NK/3PD/3PG
1-4-38
8260
DF middle motor error
When the DF middle motor is
driven, DF middle sensor
does not turn on within 1s.
DF middle motor
1. Execute U240 Motor - Middle(L) to
check the finisher operation (see page
2. Check that the drive from the motor
reaches the middle roller.
3. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
DF middle motor and DF main PWB
(YC10)
4. If the wiring is disconnected, shorted or
grounded, replace the wiring.
5. Replace the DF middle motor.
DF middle sensor
1. Execute U241 Finisher - Middle Tray
Eject to check the finisher switch (see
page 1-3-9).
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 middle sensor and DF main PWB
(YC20)
4. If the wiring is disconnected, shorted or
grounded, replace the wiring.
5. Replace the DF middle sensor.
DF main PWB
Replace the DF main PWB. (see page 1-5-2)
Code
Contents
Causes
Check procedures/
corrective measures
Summary of Contents for AK 740
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Page 4: ...Revision history Revision Date Pages Revised contents ...
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Page 17: ...3N0 3NK 3PD 3PG 1 1 4 2 Mail box option Figure 1 1 2 1 2 1 Trays 1 7 2 Mailbox cover ...
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Page 155: ...1 1 INSTALLATION GUIDE DF 791 3000 sheet finisher Installation Guide ...
Page 170: ...AK 740 Bridge unit Installation Guide ...
Page 172: ...MT 730 B Mail box Installation Guide ...