Brother MFC-9420CN All-In-One Laser Printer "engin board" Questions

...but the machine never goes to ready. Here is a solution I found posted by Razor. (It turns out my engine controller board is bad.) Good luck with yours. On your control panel, press "menu/set" "7" ...

it say " no tray " >>> whats up ?? That error means you need a new engine board, the board itself is over $300.00 and you need to have a diagnostic program to program after installation.

...year old printer. Check the total page count in the menu. If it reads 288888, you have a defective engine board and it needs to be replaced. It is neither a driver issue nor a problem with the paper ...

...is bad, replace it. 4. replace the ink absorber box 5. replace the maintenance unit 6. replace engine unit 7. replace main board thanks if your not a repair person, I recommend you take for ...

...comes up error machine A7 does anyone know what this is? Sorry, this cant be fixed anymore: Printer engine or main circuit board seriously broken. You need a new printer (spare part is twice as ...

...tech. ps you can not do this by yoursekf! Main board is HS !! the print head does not move, the engine is good, it is the component on the motherboard that runs the engine of the print head,

ERROR A7 ON DISPLAY Hi hkorsand, Unfortunately, Error A7 is a problem on the printer engine or main circuit board. It is either broken or having short circuit. Suggestion is you buy a new printer. ...

...your control panel, press "menu/set" "7" then "2". if your page count shows 288,888, you have a bad engine controller board. anything other than that count, most likely is a damaged paper cassette. ...

...HVPS PCB and Registration Relay PCB, and the two ones between the Registration Relay PCB and Engine PCB. Then reconnect them." If you try this yourself, make sure the machine is unplugged and ...

MFC 9420 CN paper tray issue I came to the defective engine board conclusion as well, and your description of the page count is correct; however, I did not see this anywhere in the Brother Service ...