CANON NP 6012 ERROR CODE

Question

HI GUYS! I HAVE AN OLD AND FAITHFUL NP 6012 THAT HAS REFUSED TO STAY TURNED ON ANDFLASHES ERROR CODE EO OR E0. I READ ANOTHER SOLUTION ABOUT PRESSING A RESETBUTTON BUT CAN'T FIND ONE ON MY COPIER. IS THERE A POSSIBILITY OF LIFE IN THEOLD DOG YET? IT MAY BE OLD BUT IT HAS BEEN GREAT FOR WHAT I DO. I'D APPRECIATE YOUR HELP.MANY THANKSPETE