BMW 3-Series (E90 E92) Forum - View Single Post - Ultimate Subwoofer Installation Guide (Instructions inside)

Lee Rambler · 03-11-2010, 07:04 AM

amp is analog, with a flat 5v balanced signal going to it. the most optical connector is for a cd changer (you are prewired for it)

03-11-2010, 07:04 AM	#74
Lee Rambler Captain Drives: 07 e92 335 6mt, 04 e53 x5 4.4 Join Date: Mar 2007 Location: PA Posts: 605 iTrader: (0)	amp is analog, with a flat 5v balanced signal going to it. the most optical connector is for a cd changer (you are prewired for it)