Brother printer error Print unable 0B - Causes and ways to fix Print unable 0B error

On the market, there are many types  of printers  such as  Canon ,  HP ,  Brother , Samsung, Epson. Brother printer is one of the printer lines that are highly appreciated for the print quality as well as the durability of the printer. This article will help you understand the cause and how to fix the Brother printer error Print unable 0B. Let's see together!

1. Signs Brother printer error Print unable 0B

Print unable 0B error is quite a serious error, Brother printers with Print unable 0B error will usually die both the formatter card and the high voltage main.

Common signs of this error are that the printer still starts up normally, the fan is still running, the engine is still buzzing, but the printer is not working and the error 'print unable 0B' is reported. Even though you then restart and reset the printer, it still says Print unable 0B.

2. Cause Brother printer error Print unable 0B

The common cause of the printer error Print unable 0B is that the machine has damaged the high-voltage main, the high-voltage main is faulty, causing the voltage supply to the controller main to be pushed up too high, which can lead to the failure of the main controller (card). formatter) .

The cause of the damage to the high-voltage mainboard may be due to the short-circuiting of the components due to the humid surrounding air, the presence of dirt or the appearance of insects inside the machine, affecting the operation of the components.

3. How to fix Brother printer error Print unable 0B

The first way you can use when the printer gives an error Print unable 0B, you can try to hold down the printer power button to turn off the power and then restart it. If the error still occurs, you can proceed to clean the corona wire and metal contacts on the drum unit, and clean the metal contacts on the drum unit with a soft, dry, lint-free cloth.

If you still can't fix the error by the above method, surely the high voltage main, your main controller has a problem. Therefore, you are required to replace both the high voltage main and the new main formatter. If you still keep the high voltage main but only replace the main controller, when starting the printer, the main high voltage error will immediately kill the new control main and the machine will continue to report the error print unable 0B.

You should contact a repair technician because replacing the main needs a certain technical level, if not careful can lead to more serious damage.

Besides, you should also regularly clean both the inside and outside of the printer to avoid dust and dirt, store the printer in a dry place, avoid moisture to ensure the longevity of the components inside the printer.

Thank you for your interest in this article of ours. Hope this article will bring you useful information.

Samuel Daniel

Update 13 October 2021