Kyocera TASKalfa 5551ci - Intermediate Transfer Belt Sub Sensor Error; Motor Control PWB Communication Error

2L6/2N6/2N5/2N4
1-4-103
2860 Intermediate transfer belt
sub sensor error
The signal is not received for
100 ms in succession.
Transfer belt
sensor
1. To check the motor operation, execute
U030 Belt Meand (see page 1-3-34).
2. Check that the drive roller for the sensor
pulse can be rotated.
3. Check that the sensor is correctly
positioned.
4. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Transfer belt sensor and intermediate
transfer belt unit and Engine PWB (YC3)
5. If the wiring is disconnected, shorted or
grounded, replace the wiring.
6. Replace the intermediate transfer belt
unit.
Engine PWB 1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB (see page 1-5-
80).
2950 Motor control PWB commu-
nication error
A communication error from
the motor control PWB is
detected 10 times in succes-
sion.
Motor control PWB 1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Motor control PWB (YC3) and Engine
PWB (YC9)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. Replace the Motor control PWB.
Engine PWB 1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB (see page 1-5-
80).
Code Contents Related parts
Check procedures/
corrective measures