Here is an article that Macbidouille.com unearthed about G5s that are emitting excessive noises: Apple et le bruit du G5 - Lionel - 09:35:50 Voici ce qu'Apple conseille de dire aux SAV si les clients se plaignent des alimentations de G5 qui font des bip incessants: >1. Reassure the customer that the noise is a normal condition and >does not affect the performance or function of their computer. >2. Customers may choose to modify their computer's behavior in >Energy Saver preferences. In the Options tab, a pop-up menu offers >the options of Automatic, Highest, or Reduced. The Automatic and >Reduced items will reduce, but not eliminate, the noise level. >3. Explain that Apple is aware of this noise and is willing to >replace the power supply for customers who are dissatisfied with the >noise. The beeping is a normal function and will be reduced, but not >eliminated, even if the power supply is replaced. you can read the rest on this (in french) at this link: http://www.macbidouille.com/niouzcontenu.php?date 03-11-29#7314 -- --------------------------------------------------------------------- canine_at_waf80_dot_de good night europe. <your name here> http://kainiggemann.de ---------------------------------------------------------------------