SOURCE: pioneer vsx-01 receiver, standby light burned out.
the light is an ledt they very rarely go bad ..to confirm its bad you must first see that the led is getting power --a voltmeter one end to the frame of the unit and the other to either lead on the led will confirm if its bad or not a typical led will run on or near 3 volts dc... if theres no power at the led than the problem is elsewhere
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