SOLVING ERROR CODES

http://www.copytechnet.com/forums/kyocera-mita-copystar/11146-kyocera-km-4050-c6400-error-codes.html

Hi
I found this explanation of your error, although my understanding of it is not entirely clear.
Code: C6400
Description: Zero-cross signal error
Interrupt of the zero-cross signal does not occur more than 1 s.
Causes: Poor contact in the connector terminals.
Defective power source PWB.
Defective engine PWB
You can find this here:
Error Codes Kyocera Mita TASKalfa 221 Code C6400
and also by changing the drop down menus along the top of the page you can view other errors for your machine and for other models and makes. You can also use the link to get a Service Manual for your machine.
Hope this is helpful, if so would you please register that with Fixya
Cheers

model?

details please ? model
6400 == fuser error

check your fuser unit thermistor or thermostat or lamp as the following digita 1087 1087 and put 163

I have problem Utax cd 1018 he said technician call this code C6400

Look at http://www.copytechnet.com/forums/kyocera-mita-copystar/16737-fs1118-c6400-error.html
for the answer.

C6400 is a fixing unit error.

To reset -

Try this, enter "10871087" from keypad, You should now be in maintenance mode.
Enter "163"press "Start / Print" key.

You should see a screen that says "Execute".

Cursor / highlight "Execute".

Press "Start / Print key.

The machine will turn off and should come back to ready. If not then you need to replace the fixing unit.

I hope this is helpful,
Shawn

Defective power supply board. or Defective engine board

you have a fuser problem, burnt out heater lamp needs to be replaced. call service representative for parts