Cartridge Sensor Relay Flat Cable - Brother HLL3290CDW Service Manual

9.30 Cartridge sensor relay flat cable

(1) Release the Cartridge sensor relay flat cable from the securing fixtures. Disconnect the
Cartridge sensor relay flat cable from the Cartridge sensor relay PCB.
(2) Disconnect all the Harnesses that are connected to the Cartridge sensor relay PCB.
(3) Remove the Screw cup M3x8 (black) screw. Release the Hook to remove the Cartridge
sensor relay PCB from the Line holder upper.
Line holder upper
Cartridge sensor relay flat cable
Cartridge sensor relay flat cable
Cartridge sensor relay PCB
Harness routing: Refer to
Cartridge sensor relay PCB
Screw cup M3x8 (black)
Cartridge sensor harness K
Cartridge sensor harness C
"10. Main PCB, Cartridge sensor relay
Cartridge sensor
harness Y
Cartridge sensor
harness M
Fig. 3-89
3-101
Hook
PCB".
Confidential