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symptom
Component is not receiving power .
Speakers emit a humming or buzzing
noise .
24
TRoUblesHooTInG
Possible Cause
The component is plugged into a
switched outlet and the PowerCenter
has not been turned On .
The PowerCenter is plugged into a
Switched outlet, but power on the
component is not On . In some instances,
a component plugged into a switched
outlet won't receive power when the
PowerCenter is turned On unless the
component power is also switched On .
The PowerCenter is sharing
AC power with equipment that
is not properly grounded .
Remedy
• Turn the PowerCenter On.
• Or, plug the component into an Unswitched outlet.
• Turn the component power On.
• Connect your PowerCenter to a dedicated outlet.
• Try unplugging different components from the
PowerCenter one at a time to see if the noise stops .
If a component is discovered to be improperly grounded,
attach a copper wire from the component's chassis
to the PowerCenter's grounding post .
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