On May 1, 2006, at 11:18 PM, krikor kouchian wrote: > a friend of mine has the worst problem with her G5 using a > firewire410. > she has tried everything reagarding electricity, nothing helped. > she gets a very bad resonance noise through the firewire audio > device that we thought to be a earth loop noise at first > she is not using any other firewire or usb equipment > the firewire410 is powered via firewire but the problem is the same > if it is adaptator powered > the only additional part is an internal extra harddrive.. > SHe can hear the whole CPU work and hardrive and fan through the car! > putting down the powermanagement to low of course reduce a bit the > noise but then what's the point? > we have tried her card on my g5 and even if we have a bit of > resonance, it is very acceptable (it's about the same on her ibook) > I have asked other 410 user and they told me they have this if they > amplified the output really high, but other wise they don't really > hear. > It reminds me of the bad isolation problem of the built in audio > output of some of the mirrored G4... > > K Go to the Apple developers section of the website, download "Chud Tools", install them, They open your pref pane, select "Processor" and turn off nap. This should fix the problem. George ________________________________________________________ www.utopiaparkwaymusic.com Mac AND PC: The only way to fly 8-}