Toner Present Sensor Pu; Belt Sensor - Brother MFC-9420CN Service Manual

5.1.55 Toner Present Sensor PU

(1) Remove the setscrew (BT3x6, 2 pieces) of the toner present sensor PU.
(2) Remove the toner present sensor PU from the frame.
NOTE: When installing the toner key sensor PU, pushing the sensor to the front side and
then tighten the setscrew to fix the sensor.
BT3x6
BT3x6
Toner present sensor PU

5.1.56 Belt Sensor

(1) Remove the setscrew (ST3x6, 1 piece) of the sensor base (PB).
(2) Remove the sensor base (PB) from the IOD base.
(3) Disconnect the connector connecting to the belt sensor.
(4) Remove the belt sensor from the sensor base (PB).
Belt senso r
IOD base
Frame
Fig. 5-102
ST3x6
Senso r base (PB)
Fig. 5-103
5 -6 5
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