alpines i-personalize

Equipment

ALPINE CDA-9851

4 - alpine 6.5" type S A-171 in the front doors and between the rear head rests and the back window

2 - rockford fosgate 12" HE subs

alpine 700 watt 4 channel amp

my subs are bridged on channel 1 and 2 and i have my front door speakers hooked up to channel 3 and 4

i dont understand how to use i personalize and i was wondering if i could get some help my front speakers sound ok because they are hooked up to the amp but i am get some sratchyness and kind of a static sound sometimes and i think it is comming out of the two rear speaker or possibly the subs i dont understand how the htz and db and all of the other specific setting should be set

i someone could respond and let me know what to set all my equipment to i would greatly appricaite it

THANK YOU

EDK22

scratchy? check your wireing, make sure you dont' have power wires by your rca's, check your speaker connections.. low pass settings or whatever dont make scratching sounds and things like that.. might be a cheap rca set,

just food for thought