Need cure for Sunfire True Subwoofer hum

My True subwoofer performs admirably but from time to time it emits a very pronounced hum. Any Cures?

rsi122512-09-2003 1:56am

slappy Details Discussions Posts This discussion Message User 903 posts 12-09-2003 at 03:14am Copy Comment URL Report Comment Edit Delete Teach it the words?