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If its a front fan then try running without it, S4s are quite significantly overcooled. If its a rear fan, swap it out with one of the front fans. Temps <60C are fine.
Will it run without the fans plugged in? Because, if the S4 can run without the front fans plugged in, I can live with <65C and reduce the noise by half! ![Grin](https://bitcointalk.org/Smileys/default/grin.gif) Edit: Or even switch the rear fans to the Deltas.. wondering if it will work... hmm.... I believe so, yes. I tried the Delta 120 mm 5500 RPM PWM TFC1212DE the signal is reversed, slows down when it is supposed to speed up. Would still be sufficient, only need 2500-3400 during sensible ambients. If the unit gets hot it slows down until the other 3 run aT 4000 and over . .. IT DOES NOT WORK YOU....YOU HAVE TO HAVE THE PROPER FAN.
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If its a front fan then try running without it, S4s are quite significantly overcooled. If its a rear fan, swap it out with one of the front fans. Temps <60C are fine.
Will it run without the fans plugged in? Because, if the S4 can run without the front fans plugged in, I can live with <65C and reduce the noise by half! ![Grin](https://bitcointalk.org/Smileys/default/grin.gif) Edit: Or even switch the rear fans to the Deltas.. wondering if it will work... hmm.... I believe so, yes. I tried the Delta 120 mm 5500 RPM PWM TFC1212DE the signal is reversed, slows down when it is supposed to speed up.
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Hey guys,,
Im currently running 11 S4 with 9 more on the way,, I have been very pleased with the s4,, however I have 1 issue that Im hoping you guys can help with,,
Just got this one yesterday, and one hashboard is only showing 11 chips,,, I have reloaded firmware,, power cycled,, rebooted,, reset to defaults,, opened it up checked all connections,, reseated all connections,,
and nothing,, same result,, chain 1 is showing only 11 chips. ANy help or suggestions would be appreciated.
I already have one S4. I'm WANTING to purchase 4 more S4's on the 29th of this month. However, hearing this kind of crap concerning "quality and control" is beginning to make me have 2nd thoughts! I have a fan out and can not get the proper replacement and they just left me hanging will not send me a new one or tell me where to get the proper one.. There is your answer.
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Sounds like the PWM signals are reversed, ie high is low, low is high between the two fans. Either way it doesn't matter, you're temps are so low that its overcooled if anything.
Actually, I think it's more due to the Delta being rated at about 2 x watt and amp usage than the stock S4 fan. Could be. Although why does it get slower and not just sit at its max current draw? I think you may be right the amp draw is a big difference on the Delta. So anyone out there find a replacement. Bitmain is going to leave me hanging seems as usual nowadays.
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anyone know where to get fan. Bitmain refuses to send one unless I buy another unit (hostage). I tried a Delta 120 mm 5500 RPM PWM TFC1212DE but it slows down as the others speed up??
AntMiner Chain# ASIC# Frequency Temp ASIC status 1 40 200 42 oooooooo oooooooo oooooooo oooooooo oooooooo 2 40 200 41 oooooooo oooooooo oooooooo oooooooo oooooooo 3 40 200 43 oooooooo oooooooo oooooooo oooooooo oooooooo 4 40 200 45 oooooooo oooooooo oooooooo oooooooo oooooooo Fan# Fan1 Fan2 Fan3 Fan4 Speed (r/min) 3,360 3,360 2,760 3,240
Besides terrible customer service, this S4 is a major screw up. I havew other problems but one at a time. Right now I need to get a Fan.,
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A few new coins added: - Gold Reserve
- Uro
- FireFlyCoin
Merged mining is still under development. Are you running the mining secure site I don't see any post or much info about the site. is there another forum where it is located. Yes I am. Right now the main forum is this post. Once this post gets busy enough I'll setup a dedicated forum. You can also follow the twitter feed https://twitter.com/SecurePaymentCCI mine tak coin mostly with you, why are so many double of the same block showing up such as 764673 comes up twice then 87 and so on. this happens a lot and some times I get a bunch of orphans all grouped togther. and like this 4 of them 764722: 2014-10-24 15:59:54 GMT-5 | Pending 764721: 2014-10-24 15:59:05 GMT-5 | Pending 764719: 2014-10-24 15:58:31 GMT-5 | Pending 764719: 2014-10-24 15:58:31 GMT-5 | Pending 764719: 2014-10-24 15:58:31 GMT-5 | Pending 764719: 2014-10-24 15:58:31 GMT-5 | Pending
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From the 2 types of psu connectors it looks like there are 2 types of hashing boards. can anyone confirm this. And if so ??.
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A few new coins added: - Gold Reserve
- Uro
- FireFlyCoin
Merged mining is still under development. Are you running the mining secure site I don't see any post or much info about the site. is there another forum where it is located.
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