You can do this with ATX adapter and splice 3 wires to this 3 pin plug. The 3 pin connector is ground, standby 5v and other wire is power on signal by grounding it. What you need is know the pinout of the 3 pin plug. Cheers, From looking at the labeling on the dead PSU's PCB, I believe the pinout …

I never was able to revive this PSU. Question...how would I go about using an ATX PSU with an adapter, but keep the momentary power button on the front of the case working? Also, would I need to worry about the lack of -5V?

Thanks...I'll look for failed component(s) on the +5vsb circuit. I'm not super skilled with that stuff, but I have successfully replaced (obviously blown) caps in both of my //e power supplies, so I can likely figure it out :) It'll probably be a couple weeks or so before I have time to mess with it …

DankEngihn wrote: Is the power supply fuse blown? Also that big cap by the black wires looks kinda off. I checked the fuse...had continuity across it. I think it's just the light making the top of that cap look like that. It's not bulged or discolored in-person.

I have an old Acer 5200LR (looks like this ) that I mostly use for DOS gaming. We had several short power outages yesterday, and now the PSU won't start when pushing the power button on the front of the case. This PSU is not a type I'm familiar with. It has the AT-style P8 and P9 connectors for the …