HI, I WORK IN A MERCEDES DEALER IN THE US. I NEED HELP ON A AUDIO 10 ALPINE CD PLAYER SER.# AL291010333639 MODEL MF2910 CAN YOU HELP ME FIND THE RADIO CODE ARE COMPUTER IN THE US COMES UP WITHA DIFFERENT CODE THAN THE UK RADIO IT WOULD BE VERY HELP FULL LET ME KNOW IF YOU CAN HELP ME THANKS. JORGE