Di 2510 HI, I HAVE Di 2510 IT RUNS FOR 167200 COPIES NOW I WANT TO REPLACE THE DRUM,CLEANING BLADE AND DEVELOPER,WHEN I WANT TO ENTER THE SERVICE MODE ,AFTER PRESSING THE UTILITY+METER COUNT THE COPIER ASK FOR CODE I ENTER EIGHT TIMES 0 AND THEN END I GET THE TECH MODE AND I REPLACE THE KIT, THE QUESTION IS CAN I CHANGE THAT PASS WORD. I WANT TO ENTER MY OWN CHOICE PASS WORD ? IN THE DEVELOPER UNIT THERE IS A FUSE WHAT IS IT FOR , I JUST REPLACE THE DEVELPOER AND RUN F8 . WHEN AND WHY WE CHANGE THE FUSE , PLEASE I NEED HELP FOR THIS THANKS TO ALL |