HI THERE SORRY FOR MY IGNORANCE BUT IAM TRYING TO SET UP A.R. AND A.4 IN O.B ALL O/S ARE UP TO DATE ,WHEN I FOILLOW INSTRUCTION MANUALS SET UP I GET SOUND NICE GREEN METER LIGHTS IN ABLETON BUT I CANT RECORD OR SET UP THE OTHER OTEHR DEVICE WHICH IS THE A.R…SO MY QUESTION IS HOW DO I SET UP IN ABLETON VIA OVERBRIDGE THE I/O FOR BOTH THE A.R AND A.4 AT THE SAME TIME IN ABLETON ? SO WHEN I HIT PLAY IN ABLETON A4 AND AR ARE CLOCK SYNC PLAYBACKED AND WHEN I PRESS RECORD IN ABLETON I CAN RECORD BOTH MACHines…THANKS AGAIN FOR HELP SORRY FOR THIS SAME QUESTIIONS ASKED MILLION TIMES … ?