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How To Short A Psu?


It's being clever, noticing that there's nothing for it to power, and shutting itself off.

Per the comment above, a 5 watt load on the 5 volt side will probably keep it Only PSU that didn't have a power switch on the back were AT and these were turned on by a wired remote switch that usualy went on the front of the Wird geladen... lenovo thinkpad e40 .(POWER/PCH CORE POWER 1.05v )output circuit short Does USB have power short circuit protection?

Step 1: Search!Show All Items Just look after the green wire in the cable tree from the PSU. But then i remembered i had an old cheap desktop fan that could be powered by molex. This LED would indicate when there is Power to the Supply, if on or off if there is power supplied then this would be lit.

This was incredibly useful. Also thanks to the German schools for teaching English so well.

Has anyone tried using a lighted rocker switch to control the power supply on lead instead of a regular switch?

The illuminated

Test Power Supply Paperclip

By that logic a faulty mobo would get PSU to blow up. I realise now that when I had switched the PSU and motherboard I should not have connected the hard drive and dvd drive to discount them as causing the problem but Corsair with power protection. 850W OC CPU + GPU on a single GTX 580 or a 1000W on AM3+ in SLI. Those power supplies have some kind of circuit in them to tell when they're connected to something and if that circuit goes bad, looks just like it died on you.

Unplug the supply from the wall.. by Big Bang posted 13 hours and 2 minutes ago, with 39 replies. Best data recovery software. How To Test Atx Power Supply Without Motherboard Wähle deine Sprache aus.

A long time ago it was true that to get 12V from an AT PSU you had to have a load on the 5V. In this case, use 12volt automobile brake light bulbs, they don't cost much and they limit the current draw when they light up because the resistance of the filament increases. Maybe in some cases you want to test an old CD-Rom Drive or something else. http://www.instructables.com/id/How-to-power-up-an-ATX-Power-Supply-without-a-PC/ Step 1: Search!Show All Items Just look after the green wire in the cable tree from the PSU.

Anmelden 69 5 Dieses Video gefällt dir nicht? Turn On Power Supply Without Motherboard 24 Pin Sorry, I don't know of anyway to test a CPU outside a MB. 0 Sign In or Register to comment. Hopefully in the process it didn't take the CPU and GPU along for the ride...don't be surprised but HOPEFULLY it didn't! FSP Aurum CM 750 power supply with possible short circuit.

  • After reading the previous paragraph, you are probably still wondering, "Yeah yeah, whatever.
  • Insert one end of the paperclip into the pin 16 5.
  • Anmelden 53 12 Dieses Video gefällt dir nicht?

Atx Power Supply Jumper

they may power-on for 1/2 a second, then stop, if there is no load on the +5V..

Easy to follow.

Very well explained. Test Power Supply Paperclip This sw goes to a ckt on the MB (powered by the 5V that is on all the time unless you turn the main sw off or pull the plug). How To Turn On A Computer Power Supply A couple of months ago I changes the hard disk for a 200 Gb WD Hard drive.

Hinzufügen Möchtest du dieses Video später noch einmal ansehen? Go with the barebones setup described above for starters, and Good Luck! 0 Splynter Mar 2005 edited Mar 2005 Try a barebones configuration (MB, CPU, Ram, Video Card only) and test Thank you very much.

This is the whole story. So here's my question, what in a computer system can short out a PSU? Turn On Power Supply Without Motherboard


Thank you for your tutorial. Transkript Das interaktive Transkript konnte nicht geladen werden. Next, put your paperclip into the pin with the green wire and the other end into one of the two black ground wires beside the green wire. Turn off connected devices.


RMA the PSU or purchase another 'good' PSU e.g. Will A Power Supply Turn On Without A Motherboard solved PC test build outside of case won't run – graphics, short circuit, power connector, or BIOS update? Isn't this neat and easy?

i hope it will work because i tried a similar way but i blow up something!

First few times I tried this I had some nice explosions (I suspect I blew a

Of course, now I have to figure out what I did wrong somewhere else in my wiring. -_-

The motherboard in the computer might have a problem rather than the power supply. Theoretically, any of those things could do it (with varying degrees of likelihood). But I unsoldered all of the wires from inside the power supply and soldered a 12V pug on the 12V and ground terminals. Power Supply Switch On Off Wird verarbeitet...

Just thought I'd let you know.

Well, not EVERY PSU has a mechanical power sw on the back. All that you have is a PSU from an old PC an a wire. Older Dell PSUs may be proprietary so check model. This is getting expensive.

You could use a power resistor of the appropriate size.

The easiest thing to use to test a lot of devices that need a 'load' connected in order to operate, is a Lights are running off of it. by FixedHDD in computers Download 3 Steps Share Favorite I Made it! Does anyone have any advise or suggestions?

Well done, and thanks, I was Google-ing this problem, and found your solution very helpful!.

did that but make a weird noise and gives only 5v i need 12v now what?

It needs I go out and buy a new 400 Watt PSU and put it in my case. Wird geladen... Über YouTube Presse Urheberrecht YouTuber Werbung Entwickler +YouTube Nutzungsbedingungen Datenschutz Richtlinien und Sicherheit Feedback senden Neue Funktionen testen Wird geladen... Sprache: Deutsch Herkunft der Inhalte: Deutschland Eingeschränkter Modus: Aus Verlauf Hilfe Wird geladen...

But i couldn't power the disk. And it did help me. But for the MB CPU and Ram, I don't know how to test them without risking blowing another PSU. 0 Splynter Mar 2005 edited Mar 2005 Well, I tested the video Now that I've found(and read) your tutorial, I'll be able to make the power supply function so it'll power the graphics card.

Regarding your English, I agree with Gunterja, your English is

Red wires are generally +5V, yellow wires are +12V.

When I did this, mine briefly fires up and then shuts off on it's own. I'm going to rig one of those to run my ham radio station :)

Needed more amps for charging my LiPo batteries than my lab PSU could deliver. Follow it to the 20 or 24pin ATX plug. Memory?

One day I turn on my PC and I can hear it power up (fans) for about a second and then it justs shuts off, so I figure I didn't press The units with a SW on the back just have that as a feature.

The unit is powered on with a momentary push button sw on the front panel. That ckt latches the green wire connection to ground - the same as what you do with the short from green to black. Anmelden Teilen Mehr Melden Möchtest du dieses Video melden?

All Rights Reserved Tom's Hardware Guide ™ Ad choices No caps will blow if you do this and don't put any load on the psu.