TROUBLESHOOTING
Symptom | Possible Cause | Remedy |
The PowerCenter is | The PowerCenter | • Make sure the PowerCenter’s AC power plug |
not receiving power. | is not turned on. | is plugged into a properly grounded 120 |
|
| volts (nominal) wall outlet. |
|
| • A wall switch may need to be turned on. Try |
|
| turning on the light switches located near |
|
| the wall unit powering the PowerCenter. |
Speakers emit a humming | The PowerCenter is sharing AC power with |
or buzzing noise. | equipment that is not properly grounded. |
•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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