Brother HL-L9300CDW Service Manual page 220

9.25 Toner/New Sensor PCB ASSY
(1) Release the two Hooks and remove the Forced develop release link from the Main body.
Forced develop
release link
<Left side>
(2) Release the six Hooks and remove the Toner/new sensor PCB ASSY from the Main body.
Toner/new sensor Toner/new sensor
PCB ASSY
<Left side>
Hook
Main body
Fig. 3-95
Fig. 3-96
3-79
Hook
Hook
Hook
Hook
Main body
Forced develop
release link
Forced develop
release link
Confidential