Why is my kyocera showing the c840

Thermister failure or too much heat.

Kyocera TASKalfa 1800 - Error Code

Printcopy.info https://printcopy.info > model=TASKalfa 1800
Code: 6020; Description: Abnormally high fuser thermistor 2 temperature (Center) Fuser thermistor 2 detects a temperature higher than 210°C/410°F.

More help and videos

https://www.google.com/search?q=Kyocera+taskalfa+1800+showing+c6020

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Question edited and translated from Ghetto Speak.

You need to load the Kyocera software and drivers to the computer.

https://www.google.com/search?q=kyocera+dc+6240l+software+download

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Flash it

My kyocera m9300 is frozen at the kyocera logo. this is a kyocera sprint echo.

I don't think you are looking at coverage I think you are looking at toner levels

The message is indicating that you do not havea real Kyocera toner installed in the machine.

My kyocera printer km;2035 is showing c6000

Reinstall the driver again, if it doesnot work, you have to update the firm ware of the machine, you can find this on kyocera website.

I’m happy to help further over the phone at https://www.6ya.com/expert/mustafa_06f84c65ab5cc745

error 610 machine kyocera km-3035 ????

your battery needs to be replaced