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Mend Pioneer VSA 730 Amplifier Audio Speakers

What's the problem with my Pioneer VSA 730 separates amp?

Switching the power on and switching between sources on the amp sends a nasty 'crack/thud' sound through the speakers. Any idea what's causing this and how it can be rectified?

Sean Davey
May 2008
PioneerPioneer VSA 730Audio, Audio SystemsAmplifier Audio Speakers
Try flushing the switch contacts with contact cleaner. Sometimes switch contacts get mucky and the resistance of the switch changes causing an imballance in the pre-amps. Mucky switches may not contact perfectly causing a "breakover" spark, heard as a click. You will need to take the lid off to get at these so only for the competent...

Wid
June 2008

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Pioneer VSA-730 Crackling Sound - Fixes & Help