Guys i have this problem here. My system was tuned by my installer according to my preference. Then yesterday my batt went dead and nareset yung settings. Di ko ginagalaw yung settings na yun kasi satisfied na ako pati yung amp. Any suggestions how to tune a 7450 and a Fenton 41000 amp? Like if you can give setting examples and how to tweak my amp. SQ na may konti bayo sana. Thanks tsikoteers!