thats too much thanks though

ok I need some help so far I have replaced the k5 rom the m5 rom and the k7 rom still getting the k5 4 beep error please help me Ian your my only hope

I'm in search of a working pcb for Centipede I have two broken boards im sick of messing with Im ready for this game to work its a stand up cabinet not the cocktail version if that matters thanks in advance please pm me with offers