Tighten the screws at the corners of the main circuit board, the power
supply, and the heat sink.

Mark Z.

--
Please reply only to Group. I regret this is necessary. Viruses and spam
have rendered my regular e-mail address useless.


"SNIPER" wrote in message
news:ySSNc.114236$Rf.33202@edtnps84...
My Sony STR-AV1070 Receiver has a "buzzing" sound coming from the speakers
(have tried different speakers). Is this an easy fix and what might it be?