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3ternal · 12-10-2012, 11:48 PM

Just installed my 4 channel MB Quart Fx4.100 amp, and when I go to test the rear speakers which are connected to ch. 3 & 4, I immediately get cracking and static. This happens even when my head unit is off too.

Any suggestions?

12-10-2012, 11:48 PM	#527
3ternal Zilvia Member Join Date: May 2008 Location: SoCal,OC Age: 33 Posts: 196 Trader Rating: (10)	Just installed my 4 channel MB Quart Fx4.100 amp, and when I go to test the rear speakers which are connected to ch. 3 & 4, I immediately get cracking and static. This happens even when my head unit is off too. Any suggestions?