Brother DCP-7057 Service Manual page 227

(4) Disconnect the connectors of the center thermistor harness ASSY and the side
thermistor harness ASSY from the paper eject sensor PCB ASSY.
(5) Release the harnesses of the center thermistor harness ASSY and the side thermistor
harness ASSY from the guides of the main frame L ASSY.
Side thermistor
harness ASSY
Fig. 3-70
3-83
Guide
Center thermistor
harness ASSY
Side thermistor harness ASSY
Paper eject sensor PCB ASSY
Center thermistor harness ASSY
Paper eject sensor PCB ASSY
Main frame L ASSY
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