Brother 1920CN - Color Inkjet - Fax Service Manual page 84

(4) Remove three screws (two "a" and one "b").
(5) Disconnect the long heater wire (of the heater harness) from the upper center of the heat-
fixing unit.
(6) Disconnect the short heater wire (of the heater harness) from the left end of the heat-fixing
unit.
(7) Lift up the heat-fixing unit and disconnect the heater thermistor harness from the engine PCB.
IV - 38
"a": Stepped screw
"b": Taptite, cup S M3x8