High-Voltage Power Supply Pcb Assy - Brother DCP-7080 Service Manual

9.24 High-voltage Power Supply PCB ASSY

(1) Disconnect the HVPS flat cable and the registration front/rear sensor PCB harness from
the high-voltage power supply PCB ASSY. Disconnect the HVPS flat cable from the
main PCB ASSY, and release it from the securing fixtures.
Note:
• After disconnecting flat cables, check that each cable is not damaged at its end or
short-circuited.
• When connecting flat cables, do not insert them at an angle. After insertion, check
that the cables are not at an angle.
(2) Remove the taptite cup S M3x8 SR screw. Release the hooks and pull out the right side
of the high-voltage power supply PCB ASSY in the direction of the arrow A to remove it
from the pins. Then pull out the high-voltage power supply PCB ASSY in the direction of
the arrow B to remove it from the rib.
Main PCB ASSY
Front cover sensor lever
Harness routing: Refer to
Assembling Note:
• After attaching the high-voltage power supply PCB ASSY, push electrode springs from
inside of the machine to check that the nothing is caught. (Refer to
• When attaching the high-voltage power supply PCB ASSY, check that the front cover
sensor lever is on the position in the figure above (jutted forward).
HVPS flat cable
<Back side>
Pins
Rib
Hook
Pin
High-voltage power
supply PCB ASSY
Fig. 3-79
"1. Right side of the
3-80
Hook
machine", "4. Rear side of the
HVPS flat cable
Registration front/rear
sensor PCB harness
A
B
Taptite cup S M3x8 SR
machine".
Fig. 2-9.)
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