[G4] G4 Dead Speaker

Alan Kidner akidner at ntlworld.com
Sun Jan 3 09:09:45 PST 2010


Thanks for your help Mike.  It turned out that I had a problem with my 
KVM switch not taking the audio from the correct port!  The issue is now 
resolved and I can confirm that no speaker (or substitute resistor) was 
needed in the G4.

> Alan: It would NOT be safe to simply short out the 
> speaker pins. The average impedance of a loudspeaker
> is indeed low, from 4 to 8 ohms, but it is not zero.
> Try connecting an 8 ohm 2-watt resistor across the 
> terminals instead. A cheap carbon one is fine. 
>
> Also, check Apple/system preferences/sound/output,
> and see what output is selected. 
>
> - Michael B. in Cincinnati
>
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