Brother International IntelliFax-3550 Service Manual - Page 63

Fixing Unit, FU Lamp, and Paper Ejection Sensor Actuator

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1.10 Fixing Unit, FU Lamp, and Paper Ejection Sensor Actuator (1) Remove the screw "a." (2) Lift up the fixing unit and then disconnect the heater harness (blue and brown wires). Disconnect the heater thermister harness from the eraser lamp board. Fixing unit "a" "b" Paper ejection sensor actuator "b" Eraser lamp board Blue heater harness Brown heater harness Paper ejection sensor actuator Heater thermister harness (3) Remove the paper ejection sensor actuator from the main cover. (4) To take out the FU lamp from the fixing unit, remove the two screws "b" from the fixing unit. (5) Unhook the two latches outwards with the tip of a small flat screwdriver and open the upper cover. (See the next page.) (6) Fully open the upper cover and remove it. IV - 13

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IV –
13
1.10
Fixing Unit, FU Lamp, and Paper Ejection Sensor Actuator
(1)
Remove the screw "a."
(2)
Lift up the fixing unit and then disconnect the heater harness (blue and brown wires).
Disconnect the heater thermister harness from the eraser lamp board.
(3)
Remove the paper ejection sensor actuator from the main cover.
(4)
To take out the FU lamp from the fixing unit, remove the two screws "b" from the fixing
unit.
(5)
Unhook the two latches outwards with the tip of a small flat screwdriver and open the
upper cover.
(See the next page.)
(6)
Fully open the upper cover and remove it.
"a"
"b"
"b"
Fixing unit
Blue heater
harness
Eraser lamp
board
Brown heater
harness
Paper ejection
sensor actuator
Heater thermister harness
Paper ejection
sensor actuator