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Author Topic: A590 troubles  (Read 1254 times)

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Offline Chain

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Re: A590 troubles
« on: October 09, 2007, 08:33:58 PM »
http://machina.amigahellas.gr/stuff/A590man.zip

original psu is weak, and some hd drives are power hungry, check it
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Re: A590 troubles
« Reply #1 on: October 09, 2007, 08:36:06 PM »
Quote

alexh wrote:

It IS the same as a CD32 PSU and also pin compatible with


im not sure, but looking at schematics, grounding "power sense" isnt good idea, its actually one adress pin in A500
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Re: A590 troubles
« Reply #2 on: October 09, 2007, 08:38:10 PM »
some info for clarification:

there is a 5V relay inside A590 psu
When a500 is powered up, powersense is 5V (negative signal for logical 0) and relay inside psu switches power to A590. Easy, and it works.
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