I have a RCA HD52W66 high definition tv...the problem i am having is with my xbox 360....i have the xbox plugged up to cmp1....the problem i am having is the bottom part of the screen is being cut off....for instance i play nba 2k7 on there and the score is on the bottom of the screen but it is cut off so i have to guess what the score is...not very fun while playing online....but is there any way to fix this problem...can someone also tell me how to get into the service menu...any suggestions would be greatly appreciated