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Author Topic: Do you have any experience with warranty claim for bitmain /error miner/?  (Read 1316 times)
maximusuh975 (OP)
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October 27, 2014, 12:38:18 PM
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Do you have any  experience with  warranty claim   for bitmain.com   /error miner S3+/?
I have fail miner S3+. Its have only 220GHs speed.not working second hash board...


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October 27, 2014, 03:14:42 PM
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Back in batch 2 of the s1 units I had a defunct board with the fault appearing to be the dc regulator. They organised an RMA for me without much issue.

Does the second board just not show up? Open up the case and check for any issues before going for an RMA. A loose cable could be the cause, or a broken capacitor/resistor could be easy to fix at a local shop same-day.

If you have a voltmeter, look for 0.75v across the inductors (grey cube like objects)

24" PCI-E cables with 16AWG wires and stripped ends - great for server PSU mods, best prices https://bitcointalk.org/index.php?topic=563461
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maximusuh975 (OP)
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October 27, 2014, 04:58:20 PM
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thanks for info,i did  check all cable or wire,i measured 12V  on dc pin second hash board, and next day i will measure voltage on inductor

do you think that if i will not repair erorr myself,   they will send me new has board?

Thanks for experience

Mira
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October 27, 2014, 05:13:13 PM
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hi,and do you have any circuit scheme picture for hassing pcb board for S3 +    for better checking and fixing   error with some resistor or capacitor?

Mirek
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October 27, 2014, 07:01:57 PM
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hi,and do you have any circuit scheme picture for hassing pcb board for S3 +    for better checking and fixing   error with some resistor or capacitor?

Mirek

Dogie might.

Pretty easy though, the inductor has big pads. If each inductor has a 0.75v measured across it then it rules out any regulator issue. The next step would be to closely examine the chips to see if there's any obvious reason why it may not get comes or power.

 Likely it will be within the first cluster of chips on the leftmost side of the pcb, as an issue with these chips will prevent the chips to the right of them of working correctly

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October 27, 2014, 08:50:36 PM
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You can PM us or email info@bitmaintech.com with your original Order Confirmation page from http://www.Bitmaintech.com with full order details.  Please include the brief description of what is wrong with your miner. (or what you think it is not working)

RMA should be offer to you promptly.

or you can simply return the miner in the original package to the following address for diagnostic/replacement/warranty with a tracking number.  (Must include the Bitmaintech.com original order confirmation page print out or if purchased elsewhere, the purchase confirmation where you purchased it from, and a brief description of what's wrong with it along with printed return address, phone number and an email address)  If the item was defective, a fully working unit will be return to you.

Bitmain Warranty
3700 Quebec St. #100239
Denver, Colorado 80207

Telephone: +1-844-248-6246  Option 2


Do you have any  experience with  warranty claim   for bitmain.com   /error miner S3+/?
I have fail miner S3+. Its have only 220GHs speed.not working second hash board...




Antminer & DragonMint Repair  E-mail: support@myrig.com   T: @MyRig_com
Return Address: MyRig 3700 Quebec Street, Unit 100-239, Denver, Colorado 80207, USA
maximusuh975 (OP)
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October 28, 2014, 06:07:34 AM
 #7

hi,
 i ordered two miner about 2 moths ago from official  bitmaintech.com web pages.
I am from  Czech republic Europe.
I  send lot of e-mail to bitmaintech  company.
They wrote me , for example  tests miner,change control board from my second working miner,  etc. but no succes.
Have you info about   bitmantech reseler or repair company in Europe?

I  think that second hash board is dead or damage.
for me no problem change new  board  myself.
for me every day without miner is lose money.
Mirek
 


maximusuh975 (OP)
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October 29, 2014, 09:19:23 AM
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Hi,
i measured voltage on chain board 2   on  every inductors   1 - 8   and  only 0 or 0.15V is there,  no 0.75V
Mirek



maximusuh975 (OP)
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October 30, 2014, 07:39:00 AM
 #9

Hi everybody,

bad hash board was send to USA for warranty

Mirek
czech republic

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