On Thu, 28 Apr 2011 13:03:39 -0700 (PDT) Gavin Flower <gavinflower@xxxxxxxxx> wrote: > A couple of days ago, my friend Mario brought over his oscilloscope and a > volt meter. The 5 volt rail was showing about 4.7 volts, typically it > should be 5.2 - 5.4 (from memory of what he said), and the voltage looked > shaky on the oscilloscope. The old power supply rated at 400 Watts. 4.7V is fine, those voltages have a tolerance of +/-10%. And if you have a deviation there, it is actually better for it to be to the lower side, than equivalent to the higher. Reason: no heat increase. -- With respect, Roman
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