SO LAST NIGHT I DID THIS DIY .THOUGHT TO SHARE WITH YOU GUYS
TOOLS YOU,l BE NEEDING A SCREW DRIVER
STEP 1
OPEN THIS THING WITH SCREW DRIVER IT HAS CLIP,S . DONT KNOW WHT,s IT CALLED :P
STEP2
ONCE YOU HAVE THE THE CAVITY BOX TRY TO LOOK FOR RCA PORTS THEY SHALL BE WRAPED IN YELLOW FOAM 
STEP 3
CONNECT THE RCA CABLE
STEP 4
TURN YOUR PRE IN STAND BY MOD AND PREES THE HIGLIGHTED BUTTON USE THE AM FM KNOB TO MOVE AROUND AND YOU WILL FIND A OPTION OF AUX OFF AND ON TURN IT ON

ps after typing the complete thing i noticed that caps locks was on sorry for that
