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Author Topic: NEW PSU Died After 24 Hours?  (Read 2452 times)
philipma1957
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March 11, 2017, 04:54:37 AM
 #41

okay  lets see a link  for the adapter as the adapter  may be the cause of the short.

http://urun.n11.com/adaptor-ve-cevirici/ay-ka-toprakli-ingiliz-fisi-cevirici-amerikan-fis-P77184027

I've used this product and noted following:

Bottom of adapter says 13A 250V
PSU cable has 15A 125V

Shall i buy a better adapter? I was hesitant to use this one but seller said there would be no problems. If required would you recommend following?
http://urun.n11.com/priz/universal-fis-priz-cevirici-adaptor-donusturucu-P149754987

Sorry for Turkish links. It is difficult to find quality stuff at local stores here.
missed this.so you go to a two pin wall socket?

Let's try your adapter.

Do mobo only no gpus.
Pass that test do one gpu
Pass that test do two gpu


Let us know if it
 Works with two.

Then test with three, four, five, six .


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.. PLAY NOW ..
induktor
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March 11, 2017, 01:46:44 PM
 #42

Hello
Late 4 the party i know, i just saw that.

6x RX480 uses more than 1200 W

that is a CONSUMER GRADE PSU, it is not a server grade

you should never EVER use a consumer grade PSU at more that 60% load capacity.

you should use 2 x 850W single rail, dual conversion (identical PSUs) with something like ADD2PSU gadget OR....
buy a 1700W PSU consumer grade.

even if you buy a server grade PSU, never use it over 80% load (continuous), at this point all bets are off.

i always use PSUs at 50% load rating, since 2013 i buy probably more than 300 PSUs for mining rigs, never EVER blow one of them, but i always load them at 50%, not more, need more power, use two in parallel with ADD2PSU (actually i made my own, it's freaking easy)
more power?, add another one, if they are identical you can put three in paralell doing an add2psu gadget.
(this is only possible if your psus are dual conversion, otherwise you will have a load of trouble)

and buy ONLY PSUs that are DUAL CONVERSION (that means that converts ALL power to 12V and then use separate VRM for 5v and 3.3v but the main transformer only produces 12V, so that you know that, if you don't use 5V and 3.3V you have all the power available for 12v rail)

another thing. first PSU in the rig powers all the risers, and the first two GPU (the one connected to the 16x primary slot) and the PC, the rest powers just the GPU 6/8 pin connectors.

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coinzoid (OP)
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March 11, 2017, 01:51:24 PM
 #43

Hello
Late 4 the party i know, i just saw that.

6x RX480 uses more than 1200 W

that is a CONSUMER GRADE PSU, it is not a server grade

you should never EVER use a consumer grade PSU at more that 60% load capacity.

you should use 2 x 850W single rail, dual conversion (identical PSUs) with something like ADD2PSU gadget OR....
buy a 1700W PSU consumer grade.

even if you buy a server grade PSU, never use it over 80% load (continuous), at this point all bets are off.

i always use PSUs at 50% load rating, since 2013 i buy probably more than 300 PSUs for mining rigs, never EVER blow one of them, but i always load them at 50%, not more, need more power, use two in parallel with ADD2PSU (actually i made my own, it's freaking easy)
more power?, add another one, if they are identical you can put three in paralell doing an add2psu gadget.
(this is only possible if your psus are dual conversion, otherwise you will have a load of trouble)

and buy ONLY PSUs that are DUAL CONVERSION (that means that converts ALL power to 12V and then use separate VRM for 5v and 3.3v but the main transformer only produces 12V, so that you know that, if you don't use 5V and 3.3V you have all the power available for 12v rail)

another thing. first PSU in the rig powers all the risers, and the first two GPU (the one connected to the 16x primary slot) and the PC, the rest powers just the GPU 6/8 pin connectors.



Thanks for suggestions but as I already stated I was using modded bios and at most I loaded my PSU with 850 watts most.
philipma1957
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March 11, 2017, 02:21:34 PM
 #44

Hello
Late 4 the party i know, i just saw that.

6x RX480 uses more than 1200 W

that is a CONSUMER GRADE PSU, it is not a server grade

you should never EVER use a consumer grade PSU at more that 60% load capacity.

you should use 2 x 850W single rail, dual conversion (identical PSUs) with something like ADD2PSU gadget OR....
buy a 1700W PSU consumer grade.

even if you buy a server grade PSU, never use it over 80% load (continuous), at this point all bets are off.

i always use PSUs at 50% load rating, since 2013 i buy probably more than 300 PSUs for mining rigs, never EVER blow one of them, but i always load them at 50%, not more, need more power, use two in parallel with ADD2PSU (actually i made my own, it's freaking easy)
more power?, add another one, if they are identical you can put three in paralell doing an add2psu gadget.
(this is only possible if your psus are dual conversion, otherwise you will have a load of trouble)

and buy ONLY PSUs that are DUAL CONVERSION (that means that converts ALL power to 12V and then use separate VRM for 5v and 3.3v but the main transformer only produces 12V, so that you know that, if you don't use 5V and 3.3V you have all the power available for 12v rail)

another thing. first PSU in the rig powers all the risers, and the first two GPU (the one connected to the 16x primary slot) and the PC, the rest powers just the GPU 6/8 pin connectors.



Thanks for suggestions but as I already stated I was using modded bios and at most I loaded my PSU with 850 watts most.


Yeah I don't push my cards I do four card builds and I use evga 750 p2 with zero issues
My rigs pull 600 watts max

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.
 MΞTAWIN  THE FIRST WEB3 CASINO   
.
.. PLAY NOW ..
coinzoid (OP)
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March 17, 2017, 08:55:19 AM
 #45

okay  lets see a link  for the adapter as the adapter  may be the cause of the short.

under small test load  which passed you are fine.  check 1

check 2 is a look see at the adapter.

check 3 is not to be done until check 2

It sucks  but   I have had cheap adapters kill psus and gear.

Once we figure out the adapter is good or get a better one

check 3 is  plug the  24 pin into the mobo  plug the cpu cable into the mobo  using no cards  boot and see if the mobo posts.  this means you need to plug a video cable into the mobo's video

check 4  if check 3 passes    put in 1 video card  fire it up  don't mine with it.

check 5 if check 4 passes   test that same video card in all six slots don't mine with it

check 6 if check 5 passes  test the same video card in all six slots  via mining with it  1 hour each slot

check 7 if check 6 passes add a video card  mine with 2 video cards for an hour.

check 8 if check 7 passes add a video card mine with 3 video cards for an hour.

check 9 if check 8 passes add a video card mine with 4 video cards   for at least 2 hours

check 10 if check 9 passes add a video card mine with 5 video cards for at least 6 hours.


at this point  if you have 5 working video cards  you may as well stay at 5.  going to six  may not be worth it



I've carefully applied all steps and I'm glad to say that 6 gpu mining works well this time. Maybe I'll be adding more gpus if I can add a second psu.

Thank you for your great help.

For all others it is safe to say that 6 gpu mining on z87 deluxe quad is confirmed by me Smiley You need to disable following onboard features:
integrated gpu
wifi
bluetooth
thunderbolt
realtek lan (maybe you can keep it active but you already have intel lan as well)

I haven't tested this combination but maybe you can disable both lans and use wifi. In my test it has failed (while igpu was enabled).
uray
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March 17, 2017, 03:34:46 PM
 #46

you have insect or screw trapped inside your PSU, it happened to me
philipma1957
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March 17, 2017, 04:01:23 PM
 #47

you have insect or screw trapped inside your PSU, it happened to me

This is  a good point.


I once had an extra part in a psu it killed the mobo and the cpu

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March 22, 2017, 07:58:26 PM
 #48

does the EVGA Supernova 1200p2 support - 6 rx480.

i have one rig with a 1200p2 running with 4 gpus. 2 more gpus are on the way.

do any of you guys have an EVGA 1200p2 running with 6 rx 480?

thanks



coinzoid (OP)
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March 22, 2017, 08:39:44 PM
 #49

does the EVGA Supernova 1200p2 support - 6 rx480.

i have one rig with a 1200p2 running with 4 gpus. 2 more gpus are on the way.

do any of you guys have an EVGA 1200p2 running with 6 rx 480?

thanks

Yes it supports running 6 gpu but you should undervolt your gpus. I'm using Sapphire Nitro RX 480 models and each gpu pulls around 130 watts after using a modded bios and undervolt.
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March 22, 2017, 09:16:20 PM
 #50

does the EVGA Supernova 1200p2 support - 6 rx480.

i have one rig with a 1200p2 running with 4 gpus. 2 more gpus are on the way.

do any of you guys have an EVGA 1200p2 running with 6 rx 480?

thanks

Yes it supports running 6 gpu but you should undervolt your gpus. I'm using Sapphire Nitro RX 480 models and each gpu pulls around 130 watts after using a modded bios and undervolt.

Is there any guide online i can find that will help me to do that.

In future rigs i guess 2 psus would be a better option

Which psu do you recommend for a 2 psu mining rig.

Thanks
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March 23, 2017, 10:02:12 AM
 #51

Hello
Late 4 the party i know, i just saw that.

6x RX480 uses more than 1200 W

that is a CONSUMER GRADE PSU, it is not a server grade

you should never EVER use a consumer grade PSU at more that 60% load capacity.

you should use 2 x 850W single rail, dual conversion (identical PSUs) with something like ADD2PSU gadget OR....
buy a 1700W PSU consumer grade.

even if you buy a server grade PSU, never use it over 80% load (continuous), at this point all bets are off.

i always use PSUs at 50% load rating, since 2013 i buy probably more than 300 PSUs for mining rigs, never EVER blow one of them, but i always load them at 50%, not more, need more power, use two in parallel with ADD2PSU (actually i made my own, it's freaking easy)
more power?, add another one, if they are identical you can put three in paralell doing an add2psu gadget.
(this is only possible if your psus are dual conversion, otherwise you will have a load of trouble)

and buy ONLY PSUs that are DUAL CONVERSION (that means that converts ALL power to 12V and then use separate VRM for 5v and 3.3v but the main transformer only produces 12V, so that you know that, if you don't use 5V and 3.3V you have all the power available for 12v rail)

another thing. first PSU in the rig powers all the risers, and the first two GPU (the one connected to the 16x primary slot) and the PC, the rest powers just the GPU 6/8 pin connectors.


That is very good point. I only run my PSU at most 70% of the rated power.
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