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Topic: ANTMINER S4 Discussion and Support Thread - page 45. (Read 301481 times)

legendary
Activity: 1596
Merit: 1000
February 13, 2015, 07:31:43 PM
Damn, you weren't even using the Oct. 26th firmware. Try re-download the file, maybe it got corrupted. If that doesn't work either, try upgrading to Oct. 26th firmware, and then to the latest.  Huh
full member
Activity: 312
Merit: 111
February 13, 2015, 06:12:11 PM
hi,

I have tryed to update the firmware

https://www.bitmaintech.com/support.htm?pid=00720140930114518599JXGHWWD80660
https://www.bitmaintech.com/files/download/initramfs.bin.SD-20150129.tar.gz


I get this error;
tar: invalid magic tar: short read cp: can't stat '*': No such file or directory

Any idea?


Is there also a way to get the antminer s4 to restart after a power failure?


Thanks,
Sam

You aren't unpacking the file, right? You have to upload the firmware as it was downloaded.

No way to automatically power on with the stock PSU. Replacing it with a different PSU (or 2) is the only way.


No I am not unpacking, I just select and upload as I have downloaded. I have try this on 2 antminers s4

Miner Type   Antminer S4
Hostname   antMiner28
Model   GNU/Linux
Hardware Version   3.4.3.0
Kernel Version   Linux 3.8.13 #12 SMP Mon Sep 29 11:13:50 CST 2014
File System Version   Fri Oct 3 18:17:17 CST 2014
Cgminer Version   4.6.1
Uptime   3:38
Load Average   2.05, 2.11, 2.13
legendary
Activity: 1596
Merit: 1000
February 13, 2015, 03:38:23 PM
hi,

I have tryed to update the firmware

https://www.bitmaintech.com/support.htm?pid=00720140930114518599JXGHWWD80660
https://www.bitmaintech.com/files/download/initramfs.bin.SD-20150129.tar.gz


I get this error;
tar: invalid magic tar: short read cp: can't stat '*': No such file or directory

Any idea?


Is there also a way to get the antminer s4 to restart after a power failure?


Thanks,
Sam

You aren't unpacking the file, right? You have to upload the firmware as it was downloaded.

No way to automatically power on with the stock PSU. Replacing it with a different PSU (or 2) is the only way.
full member
Activity: 312
Merit: 111
February 13, 2015, 12:42:27 PM
hi,

I have tryed to update the firmware

https://www.bitmaintech.com/support.htm?pid=00720140930114518599JXGHWWD80660
https://www.bitmaintech.com/files/download/initramfs.bin.SD-20150129.tar.gz


I get this error;
tar: invalid magic tar: short read cp: can't stat '*': No such file or directory

Any idea?


Is there also a way to get the antminer s4 to restart after a power failure?


Thanks,
Sam
sr. member
Activity: 490
Merit: 270
Reverse Engineer
February 13, 2015, 06:52:19 AM
yes 61...  a bit too high but every customer have different deployment method.  Looking at the running up time, at least the high end is stable or managed some how, so it's not crushing the unit.


For some reason my chain#1 on my units are the hottest not chain #4.

because chain1 is connected to J7 and fpga cannnot set your proper voltage value to J7 connected hashboard. chain1 is always working 0750V. i told a lot but no ones listen...

Hi cypher
as i can see you say that chain1 is connected to J7 and in previous posts i saw that chain1 is the top hashing board, but in my case J7 is connected to the bottom hashing board and that is chain#3 right? and what did you meant when you said connect to the neighbor board? is that to top the botom? please clarify Smiley
Thanks in advance

no, doesnt matter which hashboards is top-bottom or right-left. J connectors are define which hashboard is chainX.
you can easily change ones to another... if you can move j7 connectecor to top hashboard, you will see 0750 V (you cant set your own value to J7)

on fpga board :
J7 means Chain1
J9 Chain2
J2 Chain3
J6 Chain4
newbie
Activity: 19
Merit: 0
February 13, 2015, 05:29:16 AM
Is your miner not behind a firewall? It should be impossible to SSH into it from outside your network.

To be certain, I recommend pull it's micro SD card out, and re-imaging the firmware. You can download a copy of the image in the second post of this thread, provided by dogie. Use windisk32 to write the image to the SD card.
It wasn't behind a firewall, now it is.

re-imaging the firmware worked, as you discribed, thank you! Smiley

To be fore sure, is it possibel to change the SSH password? How can i do it?
legendary
Activity: 1596
Merit: 1000
February 12, 2015, 10:29:10 PM
Yes, I've seen that before on the old firmware. Hasn't happened yet with the new firmware.
full member
Activity: 706
Merit: 100
February 12, 2015, 07:04:41 PM
I observed reduced hashrate and rebooted the miner, i see -------- -------- -------- -------- -------- in chain 1.

Is the chain 1 dead?

I just upgraded the firmware to see if it can fix the issue. But NO.

Any solution for this?

With the old firmware I had a chain turn off every day or 2. With this new firmware, it hasn't happened yet.

You need to physically power down the machine, and turn it back on. Should be smooth sailing afterwards with the new firmware. Be aware that no amount of soft resets will fix --------- chains, has to be turned off.

That worked. Thanks bro.
Also this miner became unresponsive yesterday and the LCD display showed weird too. Did you see such scenario happening ever?
legendary
Activity: 1596
Merit: 1000
February 12, 2015, 04:10:08 PM
I observed reduced hashrate and rebooted the miner, i see -------- -------- -------- -------- -------- in chain 1.

Is the chain 1 dead?

I just upgraded the firmware to see if it can fix the issue. But NO.

Any solution for this?

With the old firmware I had a chain turn off every day or 2. With this new firmware, it hasn't happened yet.

You need to physically power down the machine, and turn it back on. Should be smooth sailing afterwards with the new firmware. Be aware that no amount of soft resets will fix --------- chains, has to be turned off.
full member
Activity: 706
Merit: 100
February 12, 2015, 03:41:50 PM
I observed reduced hashrate and rebooted the miner, i see -------- -------- -------- -------- -------- in chain 1.

Is the chain 1 dead?

I just upgraded the firmware to see if it can fix the issue. But NO.

Any solution for this?
full member
Activity: 162
Merit: 100
February 12, 2015, 01:44:43 PM
yes 61...  a bit too high but every customer have different deployment method.  Looking at the running up time, at least the high end is stable or managed some how, so it's not crushing the unit.


For some reason my chain#1 on my units are the hottest not chain #4.

because chain1 is connected to J7 and fpga cannnot set your proper voltage value to J7 connected hashboard. chain1 is always working 0750V. i told a lot but no ones listen...

Hi cypher
as i can see you say that chain1 is connected to J7 and in previous posts i saw that chain1 is the top hashing board, but in my case J7 is connected to the bottom hashing board and that is chain#3 right? and what did you meant when you said connect to the neighbor board? is that to top the botom? please clarify Smiley
Thanks in advance
full member
Activity: 162
Merit: 100
February 12, 2015, 11:50:57 AM
@bittalc1...

may be our response didn't get send or made it to you...

PM us your shipping address please with a telephone number and protac's order confirmation



I send pm with the requested info.

Thanks Bitmain!!
donator
Activity: 792
Merit: 510
February 12, 2015, 06:21:06 AM
@bittalc1...

may be our response didn't get send or made it to you...

PM us your shipping address please with a telephone number and protac's order confirmation

full member
Activity: 162
Merit: 100
February 12, 2015, 06:13:55 AM
@Cyper_BLC,

sent you PM....  Cheesy
you also send me pm, i put a question and never got an answer.
donator
Activity: 792
Merit: 510
February 12, 2015, 05:41:08 AM
@Cyper_BLC,

sent you PM....  Cheesy
sr. member
Activity: 490
Merit: 270
Reverse Engineer
February 12, 2015, 05:15:59 AM
Sorry Cypher_BLC, it seems I misread your posts.

With the latest firmware, all hash boards are running at a voltage of 0725, but they can't be adjusted.

With previous firmwares, hash board on J7 is stuck at 0750, but the other 3 are adjustable.

Correct?

If so, we need to figure out a way to fix the newest firmware. It is so much more stable than the old one, a great improvement in my opinion.

Yes indeed, you clearly understand that Smiley all correct.
legendary
Activity: 1596
Merit: 1000
February 11, 2015, 05:06:01 PM
Sorry Cypher_BLC, it seems I misread your posts.

With the latest firmware, all hash boards are running at a voltage of 0725, but they can't be adjusted.

With previous firmwares, hash board on J7 is stuck at 0750, but the other 3 are adjustable.

Correct?

If so, we need to figure out a way to fix the newest firmware. It is so much more stable than the old one, a great improvement in my opinion.
legendary
Activity: 1596
Merit: 1000
February 11, 2015, 04:38:50 PM
hi guys,
Bitmains last S4 firmware has a HUGE BUG.(or they do this in their knowledge for sell alot of S5) We cannot change voltage !!!
if you want to do downclock you must to use previus version.
initramfs.bin.SD-20150129.tar this version is Bad for voltage settings...

THIS IS CONFIRMED ON MY ALL S4'S. IF YOU WANT TO DO DOWNCLOCK DONT UPDATE THIS FIRMWARE.!!!
this firmware making fixed voltage 0,725 V. this is BAD FOR WATTAGE ! BUT FPGA CHAIN1 PROBLEM IS GONE Smiley
(for me doesnt matter, i fixed chain1 problem myself)

BITMAIN, WHY DID THIS? WE NEED CONFIGURABLE VOLTAGE AND WE PAID A LOT OF MONEY FOR THAT !!!
FIX THAT SHT !!

What was your solution for fixing the chain 1 issue?

I haven't tested lowering the voltage with this firmware yet, but hopefully bitmain will fix it if it is broken. The new firmware works MUCH better than the old one.

Smiley Turkish solution :
seperate pic12F's J7 (chain1) connected tx signal from main tx signal and give tx signal from neighbor hashboard to j7 connected hashboard's pic12F. Smiley then "islem tamam" (volaaa) all boards are same voltage.

That all flew over my head LOL. Could you give more details for the simple folk like me?

0750 V means your S4 works much higher wattage...

All in my posts my friend:
https://bitcointalksearch.org/user/cyperblc-364433


No, I understand all of that. What I don't understand is how to use your solution: "seperate pic12F's J7 (chain1) connected tx signal from main tx signal and give tx signal from neighbor hashboard to j7 connected hashboard's pic12F"

Any way you could clarify that? Bonus points for pictures.  Cheesy
sr. member
Activity: 490
Merit: 270
Reverse Engineer
February 11, 2015, 04:18:41 PM
hi guys,
Bitmains last S4 firmware has a HUGE BUG.(or they do this in their knowledge for sell alot of S5) We cannot change voltage !!!
if you want to do downclock you must to use previus version.
initramfs.bin.SD-20150129.tar this version is Bad for voltage settings...

THIS IS CONFIRMED ON MY ALL S4'S. IF YOU WANT TO DO DOWNCLOCK DONT UPDATE THIS FIRMWARE.!!!
this firmware making fixed voltage 0,725 V. this is BAD FOR WATTAGE ! BUT FPGA CHAIN1 PROBLEM IS GONE Smiley
(for me doesnt matter, i fixed chain1 problem myself)

BITMAIN, WHY DID THIS? WE NEED CONFIGURABLE VOLTAGE AND WE PAID A LOT OF MONEY FOR THAT !!!
FIX THAT SHT !!

What was your solution for fixing the chain 1 issue?

I haven't tested lowering the voltage with this firmware yet, but hopefully bitmain will fix it if it is broken. The new firmware works MUCH better than the old one.

Smiley Turkish solution :
seperate pic12F's J7 (chain1) connected tx signal from main tx signal and give tx signal from neighbor hashboard to j7 connected hashboard's pic12F. Smiley then "islem tamam" (volaaa) all boards are same voltage.

That all flew over my head LOL. Could you give more details for the simple folk like me?

0750 V means your S4 works much higher wattage...

All in my posts my friend:
https://bitcointalksearch.org/user/cyperblc-364433
legendary
Activity: 1596
Merit: 1000
February 11, 2015, 04:01:39 PM
Hello,

It looks like my Antminer S4 is hacked by someone via SSH i think. I can log into the S4 via the webpage. I can see that it is mining but not at the pools i set. Miningrigrentals confirms this, it says there is no connection.

I already tried a factory reset, update firmware via webinterface, firmware on the SD card.

Nothing works,the static IP adres keeps in the S4, and i can't change it. Login via SSH  is not possibele because the password is changed.

Need help, who knows what to do?

Is your miner not behind a firewall? It should be impossible to SSH into it from outside your network.

To be certain, I recommend pull it's micro SD card out, and re-imaging the firmware. You can download a copy of the image in the second post of this thread, provided by dogie. Use windisk32 to write the image to the SD card.
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