Kyocera TASKalfa 6501i Service Manual page 507

Code Contents
9040 DP lift motor going up error
When the DP lift motor is
driven, DP lift sensor 1 does
not turn on within 1500 pulse.
(Three recovery times.)
The above has been detected
5 times.
* : The number of detec-
tion should be
weighted with one for
the rise at job start and
two for the irregular
rise during transport-
ing. The accumulated
number must be
cleared at completion
of a normal rise. The
default threshold is 5.
Related parts
DP lift motor
DP lift sensor 1
DP main PWB Replace the DP main PWB
1-4-147
Check procedures/
corrective measures
1. Execute U906 Separating Operation
Release (see page 1-3-191).
2. Execute U243 Lift Motor to check the DP
motor operation (see page 1-3-121).
3. Check that the original document lift
guide can move upwards.
4. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
DP lift motor and DP main PWB (YC5)
5. If the wiring is disconnected, shorted or
grounded, replace the wiring.
6. Replace the DP lift motor.
1. Execute U244 Lift L-Limit to check DP
switch (see page 1-3-122).
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.
DP lift sensor 1 and DP main PWB
(YC4)
4. Replace the DP lift sensor 1.
2N8/2N7