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Brother
Office

Model # MFC7420 Official Brother fax machine

Here are the diagrams and repair parts for Official Brother MFC7420 fax machine, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 75 parts  |
F/r Solenoid Assy LM4234001
#1-4

Frame assy diagram

F/r solenoid assy

Part #LM4234001

The manufacturer no longer makes this part, and there's no substitute part

Binder LJ8657001
#5

Pcb diagram

Binder

Part #LJ8657001

The manufacturer no longer makes this part, and there's no substitute part

Side Cover R LF6138001
#7

Cover assy diagram

Side cover r

Part #LF6138001

The manufacturer no longer makes this part, and there's no substitute part

Ncu Pcb Assy LG5857001
#3

Pcb diagram

Ncu pcb assy

Part #LG5857001

The manufacturer no longer makes this part, and there's no substitute part

Paper Tray Assy LM4131001
#1

Paper cassette diagram

Paper tray assy

Part #LM4131001

The manufacturer no longer makes this part, and there's no substitute part

Plas Bearing UF0026001
#1-13

Adf diagram

Plas bearing

Part #UF0026001

The manufacturer no longer makes this part, and there's no substitute part

Led Holder LM4267001
#4

Frame assy diagram

Led holder

Part #LM4267001

The manufacturer no longer makes this part, and there's no substitute part

Reg.front Actuator LM4282001
#8

Frame assy diagram

Reg.front actuator

Part #LM4282001

The manufacturer no longer makes this part, and there's no substitute part

P/u Roller Holder Asy LM4300001
#13

Frame assy diagram

P/u roller holder asy

Part #LM4300001

The manufacturer no longer makes this part, and there's no substitute part

Fuser Unit LM4573001
#1

Fixing assy diagram

Fuser unit

Part #LM4573001

The manufacturer no longer makes this part, and there's no substitute part

Repair guides for side-by-side refrigerators

How to replace an ice dispenser motor in a side-by-side refrigerator

How to replace an ice dispenser motor in a side-by-side refrigerator

If your side-by-side refrigerator isn’t churning out ice, replacing the motor could fix the problem. These steps explain…

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Repair difficulty
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How to replace a defrost heater in a side-by-side refrigerator

How to replace a defrost heater in a side-by-side refrigerator

If frost is building up in the freezer of your side-by-side refrigerator, the defrost heater could be faulty. Follow the…

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Repair difficulty
Time required
 45 minutes or less
How to replace an evaporator fan motor in a side-by-side refrigerator

How to replace an evaporator fan motor in a side-by-side refrigerator

If your refrigerator isn't as cold as it should be, it could be that the evaporator fan motor isn't circulating air. Thi…

Read more
Repair difficulty
Time required
 60 minutes or less

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