How to test PS without mobo - see my last message in this thread

dadx2mj

Senior member
Nov 8, 2000
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To check you PS put a jumper wire on the motherboard connector between the 14th pin(green) and the 17th pin (black) and plug it in and make sure the switch is on. Standard case fans are 80mm. I have never tested a power supply with the jumper wire but I copied it out of an article I read some where so if you do it it is at your own risk.
 

ericd

Senior member
Oct 8, 2000
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I have done the jumpering thing several times and it works well. Actually you can use any of the black wires as they all go to the same ground. The only thing I would caution you about is that if you are doing this to see how loud it is it won't do any good. That power supply has a "Smart Fan" that adjust it's RPM with the heat buildup inside the PSU. The only way to get that fan to spin up to full speed is to put some load on the power supply, more specifically plug some stuff into it.

Eric
 

stingygrrl

Golden Member
Jul 30, 2000
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since I'm not really sure what a jumper wire would be, I'd better hope for good luck and the strength of my antec warranty.. :eek::D
 

ericd

Senior member
Oct 8, 2000
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You could use any piece of wire to do it. The only thing that I would be carefull of is wether or not the part that you are holding is covered for your protection. All things considered however I don't think that testing the PSU is a required so you could skip it if you wanted to.

Eric
 

stingygrrl

Golden Member
Jul 30, 2000
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I called Antec and they said to put a paper clip in the 20 pin female connector that runs to the mobo- one end of the paper clip goes into the green and one end into the black. Plug it into the electricity, and see if the fan runs.

Step 2: keep it plugged into the wall and pull the paper clip out to see if the fan stops- if it doesn't there's a voltage problem.

I also add: DO IT AT YOUR OWN RISK.

(PS My case/PS works great.)


 

Faulconer

Junior Member
Mar 7, 2001
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Any black wire works for the connection, not jsut the wire specified. The green wire is a 3.3V lead to the motherboard, used for processor power I think. All the black wires are ground wires, so providing a physical bridge between the green wire and a ground wire makes the PS think there is a mobo and proc on it, and it starts. I use a 230 out of my case for testing Baybus setups that I build for my friends, I replaced it with a 330 Enermax, really quiet.