plug the printer to the power source
press stop/reset buttons together power buttons
while pressing power button click stop/reset 4x
w8 to initialize first the printer if the lead or display become 0
press stop/reset 4x..............
whoever filled your inks should have expalined to you on how to do it if it was filled professionally,
just turn on machine
hold down the stop/reset button for a while
it will bypass the inks sensor and let you print but your machine wont know how much ink are in the tanks but it will work and you will have to do this everytime you get your inks filled.