Clifford matrix 12.5 help?

Question

I have a matrix 12.5. my problems is that the battery went dead and now i replace but when i try to reprogram it wont let me. i press on the d**n (P) program in the back nothing beeps. is suppose to beep for a bit letting u kno ur in program mode. i kno i can take it in to fix, but they i dont want to pay. i can fix, so any help out there????FYI it has an LCD screen, with 4 buttons in front and one in the back wich is the program button. help help please pleas!!!!

Answer 1

Check your fuses and ground.