hi there i have a PACE 1000 Phase 1b digi box. I have followed the guide on how to cut talkback. But when i got inside the F connecter the guide says to cut that little dot or screw. i didn't no what to do so i heated up a screwdriver and used it 2 make a hole on the part the guide says to cut. can some 1 tell me if i have done this right??? any replys would be appreciated.