Erase Lamp Pu - Brother MFC-9420CN Service Manual

5.1.26 Erase Lamp PU

(1) Remove the knob screw (2 pieces) of the transfer unit PU from rear.
(2) Holding the band provided at the top side of the transfer unit PU, pull out the transfer unit
PU from the inside of the frame. In this instance, do not cause the belt surface touch the
peripheral parts.
(3) Remove the setscrew (BT3x8, 2 pieces) fixing the erase lamp PU to the sensor base (TB).
(4) Disconnect the harness connector connecting to the erase lamp PU.
(5) Remove the erase lamp PU from the sensor base (TB).
CAUTION:
• Do not scratch the belt surface.
• Do not touch the belt surface with bare hands.
•
When replacing the erase ramp board, do not touch the transfer belt surface with your
bare hands.
Sensor base (TB)
NOTE: Adjustment is required when the transfer unit is changed. Please refer to

Erase lamp PU

BT3x8
5-44
BT3x8
Fig. 5-70
Transfer unit PU
Knob screw
chapter 6.
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