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Topic: ANTMINER S4 Discussion and Support Thread - page 23. (Read 301481 times)

legendary
Activity: 1610
Merit: 1003
"Yobit pump alert software" Link in my signature!
Guys I never really did get an answer. Is there a "drop in" power supply that is already complete that I can replace on my S4 thats higher quality than the bitmain oem psu?

Vegas
full member
Activity: 165
Merit: 100
Given that black is ground in all the examples, and blue is control, I probably need to switch the other two wires.

Thanks,  I'll let you know.
hero member
Activity: 956
Merit: 1001
I recently had a fan go out on my AntMiner S4.  Upon reading the following article, I ordered Delta PFC1212DE fans as a replacement.

https://bitmain.zendesk.com/hc/en-us/articles/204199879-Antminer-S4-fan-specification-and-possible-replacement-fans

I replaced the front and back fans, closest to the PSU.

The colour of the wires were not the same on the old and new fans.  They both had red, black, and blue which I connected together.  The 4th wire on the old fan is white which I connected to a yellow wire on the new fan.

Now when I turn the S4 on, the old fans power up as normal, but the new fans only come on for a few seconds and then shut off.

The S4 will run for a while before stutting down due to overheating.

Any suggestions would be appreciated.

Tom Travis

On Delta pinout is as follows:

Black -> GND
Red -> +12V
Yellow -> RPM sense wire.
Blue -> PWM control wire.

I am not sure for pinout on original S4 fan but I would say that you did it correctly. It could be they are too strong but they should work.



sr. member
Activity: 461
Merit: 250
I recently had a fan go out on my AntMiner S4.  Upon reading the following article, I ordered Delta PFC1212DE fans as a replacement.

https://bitmain.zendesk.com/hc/en-us/articles/204199879-Antminer-S4-fan-specification-and-possible-replacement-fans

I replaced the front and back fans, closest to the PSU.

The colour of the wires were not the same on the old and new fans.  They both had red, black, and blue which I connected together.  The 4th wire on the old fan is white which I connected to a yellow wire on the new fan.

Now when I turn the S4 on, the old fans power up as normal, but the new fans only come on for a few seconds and then shut off.

The S4 will run for a while before stutting down due to overheating.

Any suggestions would be appreciated.

Tom Travis

On Delta pinout is as follows:

Black -> GND
Red -> +12V
Yellow -> RPM sense wire.
Blue -> PWM control wire.

I am not sure for pinout on original S4 fan but I would say that you did it correctly. It could be they are too strong but they should work.
newbie
Activity: 11
Merit: 0
Thanks guys. I woke up this morning, and 2 of the machines are all of a sudden mining. Yesterday, I reset them to the defaults, left them off for a while and no change.

However when I woke up.... they were working. No knows. Thanks for the feedback!



Howdy!

I have 2 S4's that all of a sudden stopped mining. They are stock settings, no voltage change and I have tried a few different firmware's and they all show the same behavior. When I look at the Miner Status tab, all the values are blank.

The display on the front shows the correct IP. I have tried a few different pools, but no change.

Any suggestions?
Did you just happen to get your 2nd miner recently? If so disconnect one miner and see if it runs by itself without stopping.

I think it's odd for two to go exactly at same time.  I would agree try running one.   Maybe try another electric outlet on different circuit.  Unless you are just really having bad luck and have to give out at same time.

After that I would try to load firmware to see if it changes anything, make sure to keep settings.  (there is always risks with updating firmware).  But that would help rule out software.
Push in the reset button and hold for a few seconds.  This is typical for my S2's when I'm changing pools often.  Check to see if your at the current firmware.  When you reset if you have a static ip you'll need to go back and change it.  If your not running static ip's you should be.
Set your ip outside your dhcp range ex. 192.168.1.200

full member
Activity: 165
Merit: 100
I recently had a fan go out on my AntMiner S4.  Upon reading the following article, I ordered Delta PFC1212DE fans as a replacement.

https://bitmain.zendesk.com/hc/en-us/articles/204199879-Antminer-S4-fan-specification-and-possible-replacement-fans

I replaced the front and back fans, closest to the PSU.

The colour of the wires were not the same on the old and new fans.  They both had red, black, and blue which I connected together.  The 4th wire on the old fan is white which I connected to a yellow wire on the new fan.

Now when I turn the S4 on, the old fans power up as normal, but the new fans only come on for a few seconds and then shut off.

The S4 will run for a while before stutting down due to overheating.

Any suggestions would be appreciated.

Tom Travis
legendary
Activity: 1456
Merit: 1000
I had prelude recommend these  (IBM DPS2000 [2000w] and IBM H-2880 [2880w]) which are nice.  Take a look a this thread https://bitcointalk.org/index.php?topic=738527.0;all

Thanks for the advertising  Grin

I'm currently working on a PSU + breakout board that will fit inside the S4 to replace the stock ones when they fry.



The last thing still missing is the cage/housing to attach the psus+ breakout board to the existing S4 frame like the original PSU.

I have a few boards in stock, but no delay yet on the housings.

The breakout board can use up to 2 Common Slot PSUs, so you will have quite some options to power the S4:
2x1200w 86% (DPS1200 FB A) for cheap fix and overclocking ability
2x1200w platinum if you want to overclock and stay efficient
2x750 platinum for stock settings and efficiency
1x1200w for underclocking (cheap or platinum, it's up to you)

Your work speaks for it's self looking at that.  Very nice idea and nice looking board!
full member
Activity: 213
Merit: 100
I had prelude recommend these  (IBM DPS2000 [2000w] and IBM H-2880 [2880w]) which are nice.  Take a look a this thread https://bitcointalk.org/index.php?topic=738527.0;all

Thanks for the advertising  Grin

I'm currently working on a PSU + breakout board that will fit inside the S4 to replace the stock ones when they fry.



The last thing still missing is the cage/housing to attach the psus+ breakout board to the existing S4 frame like the original PSU.

I have a few boards in stock, but no delay yet on the housings.

The breakout board can use up to 2 Common Slot PSUs, so you will have quite some options to power the S4:
2x1200w 86% (DPS1200 FB A) for cheap fix and overclocking ability
2x1200w platinum if you want to overclock and stay efficient
2x750 platinum for stock settings and efficiency
1x1200w for underclocking (cheap or platinum, it's up to you)
No problem your work speaks for itself. Its worth getting the 2800 watt psu you can run two s4 if another one goes and if it doesnt you can run your oyher miners on it
hero member
Activity: 840
Merit: 1000
...and to be clear. Im really looking for a complete ready to go, plug and play power supply, that just swaps, but is better quality than the bitmain oem psu.

Am I correct on my diagnostic. Yellow led "alarm" light on in back of PSU means bad power supply?

Vegas

Once finished, this will be a drop in replacement for the original S4 PSU.

Regarding your yellow light, here is what BitmainWarranty answered in an older post:

https://bitcointalksearch.org/topic/m.10061064
legendary
Activity: 1610
Merit: 1003
"Yobit pump alert software" Link in my signature!
...and to be clear. Im really looking for a complete ready to go, plug and play power supply, that just swaps, but is better quality than the bitmain oem psu.

Am I correct on my diagnostic. Yellow led "alarm" light on in back of PSU means bad power supply?

Vegas
hero member
Activity: 840
Merit: 1000
I had prelude recommend these  (IBM DPS2000 [2000w] and IBM H-2880 [2880w]) which are nice.  Take a look a this thread https://bitcointalk.org/index.php?topic=738527.0;all

Thanks for the advertising  Grin

I'm currently working on a PSU + breakout board that will fit inside the S4 to replace the stock ones when they fry.



The last thing still missing is the cage/housing to attach the psus+ breakout board to the existing S4 frame like the original PSU.

I have a few boards in stock, but no delay yet on the housings.

The breakout board can use up to 2 Common Slot PSUs, so you will have quite some options to power the S4:
2x1200w 86% (DPS1200 FB A) for cheap fix and overclocking ability
2x1200w platinum if you want to overclock and stay efficient
2x750 platinum for stock settings and efficiency
1x1200w for underclocking (cheap or platinum, it's up to you)
legendary
Activity: 1610
Merit: 1003
"Yobit pump alert software" Link in my signature!
I had prelude recommend these  (IBM DPS2000 [2000w] and IBM H-2880 [2880w]) which are nice.  Take a look a this thread https://bitcointalk.org/index.php?topic=738527.0;all

Thank you. My main concern is the quality is better than the bitmain, and that they physically fit the S4, and connectors are the same, and that my diagnostic of "yellow led" alarm is correct when saying PSU is toast.

Vegas
full member
Activity: 213
Merit: 100
I had prelude recommend these  (IBM DPS2000 [2000w] and IBM H-2880 [2880w]) which are nice.  Take a look a this thread https://bitcointalk.org/index.php?topic=738527.0;all
legendary
Activity: 1610
Merit: 1003
"Yobit pump alert software" Link in my signature!
So my S4 was working fine and then it shut off. I noticed that the power supply now has a permanent yellow led when plugged in and S4 wont fire up. I removed the power cord, and held the power button down for ten seconds and tried again to fire it up. Still yellow led "alarm", and nothing else. Does this mean the power supply is toast? I dont care if it is. I had heard that the S4's had major issues with their power supplies. Is there a 3rd party power supply I can buy somewhere that is of much better quality? Please any help appreciated. If you know of a much better quality power supply, please supply direct links. Thanks.

Note: I was having stability issues and sometimes losing a blade or two every 24 hours I would have to reset. I did install some VERY powerful 252CFM fans in the front, and that cooled it WAY down and was stable

Vegas
hero member
Activity: 924
Merit: 1000
Howdy!

I have 2 S4's that all of a sudden stopped mining. They are stock settings, no voltage change and I have tried a few different firmware's and they all show the same behavior. When I look at the Miner Status tab, all the values are blank.

The display on the front shows the correct IP. I have tried a few different pools, but no change.

Any suggestions?
Did you just happen to get your 2nd miner recently? If so disconnect one miner and see if it runs by itself without stopping.

I think it's odd for two to go exactly at same time.  I would agree try running one.   Maybe try another electric outlet on different circuit.  Unless you are just really having bad luck and have to give out at same time.

After that I would try to load firmware to see if it changes anything, make sure to keep settings.  (there is always risks with updating firmware).  But that would help rule out software.
Push in the reset button and hold for a few seconds.  This is typical for my S2's when I'm changing pools often.  Check to see if your at the current firmware.  When you reset if you have a static ip you'll need to go back and change it.  If your not running static ip's you should be.
Set your ip outside your dhcp range ex. 192.168.1.200
legendary
Activity: 1456
Merit: 1000
Howdy!

I have 2 S4's that all of a sudden stopped mining. They are stock settings, no voltage change and I have tried a few different firmware's and they all show the same behavior. When I look at the Miner Status tab, all the values are blank.

The display on the front shows the correct IP. I have tried a few different pools, but no change.

Any suggestions?
Did you just happen to get your 2nd miner recently? If so disconnect one miner and see if it runs by itself without stopping.

I think it's odd for two to go exactly at same time.  I would agree try running one.   Maybe try another electric outlet on different circuit.  Unless you are just really having bad luck and have to give out at same time.

After that I would try to load firmware to see if it changes anything, make sure to keep settings.  (there is always risks with updating firmware).  But that would help rule out software.
full member
Activity: 213
Merit: 100
Howdy!

I have 2 S4's that all of a sudden stopped mining. They are stock settings, no voltage change and I have tried a few different firmware's and they all show the same behavior. When I look at the Miner Status tab, all the values are blank.

The display on the front shows the correct IP. I have tried a few different pools, but no change.

Any suggestions?
Did you just happen to get your 2nd miner recently? If so disconnect one miner and see if it runs by itself without stopping.
full member
Activity: 213
Merit: 100
hello I have a problem buying a miner and has used s4 problem. connect and configure the pool , it starts working perfectly but at a good speed but after five minutes decreser begins to speed up to 0 gh / s which makes it in a time of 40 minutes. ara need help solve this problem. Thanks ...

Did you just get miner?    I wold ask who you got it from if it was doing that.

First I would try a different pool just to make sure it's not the pool.  After that I would try to update firmware (caution firmware updates have risks). 

And if that does nothing I would start to look at the PSU.
Check what frequency your miner is running at if its running higher than 200 lower it to 200. If its set at 200 lower it gradually and see if it stays mining.
newbie
Activity: 11
Merit: 0
Howdy!

I have 2 S4's that all of a sudden stopped mining. They are stock settings, no voltage change and I have tried a few different firmware's and they all show the same behavior. When I look at the Miner Status tab, all the values are blank.

The display on the front shows the correct IP. I have tried a few different pools, but no change.

Any suggestions?
legendary
Activity: 1456
Merit: 1000
Just curious what are your temps on that s4 compared to the others could you add speed of fans too in results. Same here my s4's run on diff temps too but i think it may have to do with placement and dust accumulation. See if there is dust build up. Like dogie said in above post fans in back seem to do the most work putting your faster fans on the exhaust seems to work better for cooling in my experience.

Edited the quote as it was getting pretty long.  Below is a stock setting with sanyo fan you will see some temps are less with it.  Other S4's seem to be more even on temps.

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