Testing it with just a 12V fan and all the rails come out within range. But connect it to the motherboard and it won't even post, the 5V rail measures 4V, but all the other rails are fine, even the 3.3V.
There is also a very fast clicking sound from the mobo speaker.
There are also a variety of suspect looking brand caps in there, none are buldging or leaking though. I'm not sure if a bad cap would cause a voltage drop like this.
What other components would cause problems like this ?
Faulty rectifier is about the only thing I can think of.
As a point of interest had to send back another antec PSU a few weeks back, it had faults with the 5V and 5VSB rails.
There is also a very fast clicking sound from the mobo speaker.
There are also a variety of suspect looking brand caps in there, none are buldging or leaking though. I'm not sure if a bad cap would cause a voltage drop like this.
What other components would cause problems like this ?
Faulty rectifier is about the only thing I can think of.
As a point of interest had to send back another antec PSU a few weeks back, it had faults with the 5V and 5VSB rails.
But today, I’m making an exception here. Why? No idea. Perhaps only because the repair details are still “fresh” in my head… which is ironic, given this is a 16 year old monitor that hardly anyone will care about today. It is new to me, though. 
I picked it up last November from someone on my local Craigslist. It wasn’t very close to where I live, but was close to a family friend that I had to go visit anyways. So after watching the posting on Craigslist for a few weeks and seeing it getting...
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