Block Diagram - Brother HL-2290 Service Manual

2.4 Block Diagram

Wireless LAN PCB
NFC PCB
Toner box model only
Toner box solenoid
New toner box sensor
PCB
New toner sensor PCB
MP model only
MP solenoid
MP paper empty
sensor PCB
T1 paper empty/paper feed sensor PCB
T1 paper empty sensor
T1 paper feed sensor
Manual feed slot model only
T1 paper feed sensor PCB
T1 paper feed sensor
Back cover/duplex tray
sensor
Fuser unit
Center thermistor
Side thermistor
Main heater
MP model only
Sub heater
Relay PCB
Relay PCB
Eject
sensor PCB
Eject sensor
Low-voltage
power supply
PCB
Fig. 2-6
LED model only
LCD model only
High-voltage
power supply
PCB
Toner box
model only
New toner
sensor
light emission
New toner
box sensor
light emission
Main PCB
Cartridge sensor model only
Laser unit PCB
Polygon motor
Paper feed motor
Registration clutch
T1 clutch
2-11
Panel PCB
Panel PCB
LCD
Fan
New toner sensor PCB
Registration front/rear
sensor PCB
Front cover sensor
Cartridge sensor
Laser unit
Confidential