Relay Pcb Assy (For Toner Box Models And Mp Models); Toner Box New Pcb Assy (For Models With Toner Box) - Brother HL-2290 Service Manual

9.15 Relay PCB ASSY
Toner box new PCB ASSY
 Toner box models
(1) Disconnect the Toner box relay flat cable from the Main PCB ASSY.
(2) Release the Toner sensor harness, the Toner box new harness, and the Toner box solenoid
harness from the securing fixtures.
(3) Remove the Taptite bind B M4x12 screw. Remove the Relay PCB ASSY, and disconnect
each harness from the Relay PCB ASSY.
(4) Remove the Taptite bind B M3x8 screw to remove the Shading film and the Toner box new
PCB ASSY.
Relay PCB ASSY
Toner box relay
flat cable
Toner box relay
Main PCB ASSY flat cable
Harness routing: Refer to
Assembling Note:
• Secure each harness in the Hooks in order of the Hook A to D, and then secure
them in the Hooks from the Hook E to F. Be sure to give them enough slack in the
G part for adjustment.
(For toner box models and MP models)
Taptite bind B M4x12
Toner sensor harness
Toner box new harness
Toner box solenoid
harness
Hook A
Hook E
Fig. 3-33
"3. Top side of the machine"
(For models with toner box)
Toner box new PCB ASSY
Hook B
Hook D
Hook F
G part
and "4. Frame L unit (Manual feed
3-39
/
Shading film
Taptite bind B M3x8
Hook C
models)".
Confidential