Epson WF-7520 waste ink pad reset PLEASE HELP ME :'(

[LaLo Trejo]

I have an Epson workforce 7520, and 3 days ago i change the print head because it was making some blemishes, and work perfectly, but yesterday apear an error message that it says that the waste ink pad is near to the end, but i don't have a ink pad, i have a custom direct waste container, How do i reset the counter of the waste ink?? PLEASE HELP ME :'( i don't find anything on google

 

[mac100]

i replied to you but the message did not go, i write it again now, if this model dont use chips on the maintainance box then you have to reset it by adjustment program or by WIC rest utility