WHILE I WAS TRYING AUTOMATIC&MANUALS SEARCHING FOR A CERTAINE CHANAL"for,exp." RUNING MY DVD ON ONOTHER CH.INSTEAD OF AV1.THE SEARCHING ENDED BUT I COULD NOT SEE ANY PICTURE ON AV1 AV2 AV3 AV4 & i have 4 eqipments runing on those outputs av1 av2 av3 av4 and they are so clear!the S VIDEO IS STEAL WORKING!I'VE TRIED A LOT TO GET THEM BACK BUT I COULD'T.PLEASE HELP ME WITH BECAUSE I LIKE MY TV &MOST OF MY EQUIPMENTS ARE SONY IAM SO PROUD OF YOUR COMPANY!THANK YOU VERY MUCH,BELAL BAYAA,AKKO,ISRAEL