Kyocera TASKalfa 6501i Service Manual page 434

Code Contents
1140 SD lift motor error
(side deck)
After cassette 5 is inserted,
SD lift sensor does not turn on
within 30 s.
The lock signal of the motor is
detected continuously for 200
ms.
1250 SM multi feed sensor com-
munication error
(side multi tray)
A communication error is
detected 3 times in succes-
sion.
Related parts
Paper feeder lift
Check that the cassette base can be
base elevating
manipulated smoothly, if not, repair or
mechanism replace.
SD Lift motor
SD Lift sensor
SD main PWB
Replace the SD main PWB (Refer to the
service manual for the paper feeder).
Side multi tray
Check the wiring connection status with the
main unit and, if necessary, try connecting it
again.
SM main PWB
Engine PWB
1-4-74
Check procedures/
corrective measures
1. Check that the cassette base has been
ascended.
2. Check the drive gear can rotate or they
are not unusually loaded and, if
necessary, replace.
3. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
SD Lift motor and SD main PWB (YC8)
4. If the wiring is disconnected, shorted or
grounded, replace the wiring.
5. Replace the SD Lift motor.
1. Check that the sensor is correctly
positioned.
2. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
SD Lift sensor and SD main PWB (YC5)
3. If the wiring is disconnected, shorted or
grounded, replace the wiring.
4. Replace the SD Lift sensor.
1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
SM main PWB (YC1) and Engine PWB
(YC19)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. Replace the SM main PWB (Refer to the
service manual for the paper feeder).
1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB (see page 1-5-
83).
2N8/2N7