Brother HL-4000CN Service Manual page 174

Note:
When replacing the gear slide, meet the leading edge of gear rail on the left side. with the
vertex of a triangle mark on the rack V.
2.3.2 Holder toner cartridge ASSY
1) On the holder toner cartridge ASSY unit, release the hook securing the toner
discharging unit of the holder toner cartridge ASSY (1) on the plate ASSY dispenser
L with a mini screwdriver.
2) From the plate ASSY dispenser, pull out the toner discharging unit rightwards.
3) Disconnect the connector of the motor from the right hand side of the holder toner
cartridge ASSY (1).
4) Extract the toner empty and toner cartridge connectors from the holder toner
cartridge ASSY (1).
5) Release the harness from the hook at the bottom of the holder toner cartridge ASSY
(1).
6) Slide the holder toner cartridge ASSY (1) rightward from the holder toner cartridge
ASSY unit and remove the holder toner cartridge ASSY (1) while releasing the 2
hooks.
<Black>
Fig.4-69
Holder toner cartridge ASSY (4)
Fig.4-70
IV-42
Rack V