| Content | Score | Started by | Date posted | ||
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S19j Pro 104th chips state is "normal" but wont hash??? Mining support
Very odd and there's nothing about it in the log. Let's try this, run the machin…
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n/a | MinerMEDIC | June 12, 2023, 08:12:49 AM |
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Antminer S19 Troubleshooting Hardware
There is some evidence that replacing only one fan can create a airflow imbalanc…
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n/a | MinerMEDIC | June 11, 2023, 09:40:22 PM |
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Antminer S19j pro + dropping Hashrate Mining support
Hello, i just got a Antminer S19j pro + and for most of the time it runs normal.…
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n/a | MinerMEDIC | June 11, 2023, 09:04:24 PM |
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How would you get started on create a custom firmware for a Antminer S19 Mining support
First you would use an S17+ control board because it's unlocked and available fo…
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n/a | MinerMEDIC | June 11, 2023, 08:18:31 PM |
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S19j Pro 104th chips state is "normal" but wont hash??? Mining support
does not have the sd-cardThis means one of three things, you have an amlogic "co…
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n/a | MinerMEDIC | June 11, 2023, 08:05:37 PM |
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Where to fix your Asic miners. Mining support
I’ve begun contacting and fixing our small S17 series customers. How long have t…
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n/a | MinerMEDIC | June 08, 2023, 12:17:15 PM |
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Octotank12 with 2 whatsminer 30s+ review. Not ready for full review. Hardware
That middle hash board is more than a little low, don’t be surprised if you come…
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n/a | MinerMEDIC | February 22, 2023, 08:59:27 PM |
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actural_vol = 0.00 Hardware
This is driving me nuts. Where is the ADC that is reading the power entering the…
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n/a | MinerMEDIC | February 21, 2023, 06:15:07 PM |
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Where to fix your Asic miners. Mining support
ASIC Master update from the front lines…Recovering the previous regime is nearly…
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n/a | MinerMEDIC | November 08, 2022, 02:19:26 AM |
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Why are FPGAs less efficient than ASICs in terms of computation? Mining
Cost and convenience. Cost: When time is money especially for our purpose design…
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n/a | MinerMEDIC | October 15, 2022, 10:00:59 PM |
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Why are FPGAs less efficient than ASICs in terms of computation? Mining
I find this thread highly entertaining. Wether people really understand the diff…
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n/a | MinerMEDIC | October 15, 2022, 04:21:27 AM |
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T15 socket connect failed: connection refused Mining support
It is not inconceivable for a bad fan to cause a connection error. Each control…
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n/a | MinerMEDIC | October 14, 2022, 01:13:35 AM |
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How to Identify Which Hashboard is Broken (S19 PRO) Mining support
Looking at the log and looking at the manual can be a little overwhelming. To be…
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n/a | MinerMEDIC | October 13, 2022, 11:20:24 PM |
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S17 controlboard cannot find IP. Mining support
Step one you need a SD card that has less than 32 GB, the perfect card is a 4GB…
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n/a | MinerMEDIC | October 11, 2022, 10:52:35 AM |
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Farm on fire 2.0 Mining
As a connection gets warm it will oxidize. Resistors are made out of metal oxide…
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n/a | MinerMEDIC | September 16, 2022, 03:32:31 AM |
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Antminer T15s and the APW8 Mining
You can try to repair those dead PSUs there might be burned parts inside the PSU…
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n/a | MinerMEDIC | September 16, 2022, 03:22:32 AM |
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Red light on s9j Mining support
Look its simple, Bitmain/Zynq is cheap right? They are not going to put a chip i…
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n/a | MinerMEDIC | September 15, 2022, 08:29:41 PM |
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Why are FPGAs less efficient than ASICs in terms of computation? Mining
The answer is a lot more simple than that. Efficiency is a factor of two variabl…
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n/a | MinerMEDIC | September 08, 2022, 06:27:43 AM |
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can configure the Antminer S19+Pro Hydro to be able to accept this voltage by pu Mining support
You can likely trick the miner by starting it with a low wattage inverter, good…
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n/a | MinerMEDIC | September 04, 2022, 02:27:37 AM |
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Antminer T17 - Stuck on troubleshooting where the error is Mining support
This is the problem of the hashboard, and to fix it, you need a tester to repeat…
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n/a | MinerMEDIC | August 30, 2022, 02:28:30 PM |
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S9 not hashing after power failure Mining support
Step one is always check your power. You should watch your 12 V power supply out…
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n/a | MinerMEDIC | August 30, 2022, 06:13:55 AM |
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Has 0 asics antminer S9 Mining support
This is basic miner repair 101. -0 ASIC means:A. there is an issue with the powe…
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n/a | MinerMEDIC | August 30, 2022, 05:54:50 AM |
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T17+ Heat Sink Epoxy Hardware
Not one single issue, running solidly cool If not cooler than some of the other…
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n/a | MinerMEDIC | August 30, 2022, 05:16:41 AM |
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Looking for the best bitcoin miner between 2000-4000$ Hardware
From a construction standpoint the whatsminer is, in all certainty the best, des…
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n/a | MinerMEDIC | August 26, 2022, 11:57:44 AM |
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Antminer L7 Hash Board Repair Guide Mining (Altcoins)
As a Zeus shill, Imma call bullshat on this(line 1 specifically). Hey, maybe I’m…
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n/a | MinerMEDIC | August 22, 2022, 01:29:55 AM |
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t17+ killall_hashboard: *power off hashboard Mining support
I would be very revealing if you installed HiveOS and it just starting working a…
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n/a | MinerMEDIC | August 21, 2022, 11:09:30 PM |
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Error! Chain [2] EEPROM data corrupted Mining support
A memory location can be altered by something as simple and random as a cosmic r…
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n/a | MinerMEDIC | August 21, 2022, 10:57:37 PM |
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Antminer S17e Fan anomalies / unusual error Mining support
From a theoretical standpoint you should always have your pairs of fans matched.…
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n/a | MinerMEDIC | August 21, 2022, 10:43:41 PM |
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S17+ chip failure Mining support
Given the age of these Hashboards and their poor design, that is a good hashboar…
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n/a | MinerMEDIC | August 21, 2022, 10:33:28 PM |
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S9 busted capacitor with screw hole Hardware
Soldering to the ground plane of a hashboard With a soldering iron is a difficul…
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n/a | MinerMEDIC | August 21, 2022, 09:39:59 PM |
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T17+ Heat Sink Epoxy Hardware
Meaning it has screws. So all you need is heat transfer not adhesion. Just like…
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n/a | MinerMEDIC | August 21, 2022, 09:14:41 PM |
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Red light on s9j Mining support
Okay…OK! I can tell you guys really wanna know the definitive answer, foll…
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n/a | MinerMEDIC | August 02, 2022, 07:14:51 PM |
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T17+ Heat Sink Epoxy Hardware
If you have replaced your T17+ heatsink with a one-piece heatsink, you can use t…
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n/a | MinerMEDIC | August 01, 2022, 01:30:23 PM |
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Red light on s9j Mining support
If you have a TTL to USB adapter cable bitmain’s firmware displays the IP during…
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n/a | MinerMEDIC | July 30, 2022, 01:37:20 PM |
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What is the going rate for BM1397AG Asic Chips for S17+ Hardware
I the other hand do recommend you use reclaimed ASICS. Given the age of the Antm…
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n/a | MinerMEDIC | July 30, 2022, 01:21:28 PM |
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T17 heatsink glue/paste options Hardware
As suggested go ahead and use the old thermal setting compound. The 17th are old…
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n/a | MinerMEDIC | July 28, 2022, 07:31:43 AM |
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Need Help with diagnosing 3 S19's with possible PSU failure. Mining support
The power supply can be turned on for testing by placing a 220-470 Ohm resistor…
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n/a | MinerMEDIC | July 26, 2022, 12:59:19 PM |
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Antminer S17 hash board "SXE 1839" chip Mining support
It’s a high voltage LDO.
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n/a | MinerMEDIC | July 26, 2022, 12:51:32 PM |
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Fault on Antminer S17e Mining support
To move forward we need to know if the power supply is outputting the required 2…
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n/a | MinerMEDIC | July 26, 2022, 12:44:46 PM |
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Two of my S17+ heatsinks fell off, How can I fix Mining support
It does look bad but may it be superficial. You can buy heat sink epoxy or the t…
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n/a | MinerMEDIC | July 26, 2022, 12:28:15 PM |
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T17 - Failed to detect ASIC chips Mining support
Hello,I’ll tell you exactly what’s going on and then you can decide which advice…
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n/a | MinerMEDIC | July 26, 2022, 12:08:01 PM |
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Where to fix your Asic miners. Mining support
I live a couple of hours away and would love to come and take a tour and possibl…
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n/a | MinerMEDIC | July 26, 2022, 12:43:22 AM |
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Where to fix your Asic miners. Mining support
I am still with ASIC Master LLC of Chicago and have no plans to go anywhere else…
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n/a | MinerMEDIC | July 17, 2022, 11:59:08 PM |
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Where to fix your Asic miners. Mining support
We just had part ways with THE asic master because he wasn’t cut out for managem…
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n/a | MinerMEDIC | July 17, 2022, 06:20:15 PM |
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Where to fix your Asic miners. Mining support
7 months my T17's have been at asic master. I just sent a fedex label and hoping…
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n/a | MinerMEDIC | July 17, 2022, 02:42:43 PM |
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Where to fix your Asic miners. Mining support
Here at ASICMaster we are very excited to become a offical microBT service cente…
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n/a | MinerMEDIC | July 08, 2022, 02:41:25 PM |
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AntMiner S9 Virus NAND Internal disk not boot Mining support
Braiins has a live and well staffed telegram support channel. I highly recommend…
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n/a | MinerMEDIC | July 03, 2022, 09:37:02 PM |
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Problem with Antminer S9 with Braiins OS+ Mining support
Just a note. Don't use a power strip for an Antminer, ueperiod(unless your strip…
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n/a | MinerMEDIC | May 30, 2022, 01:52:06 AM |
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[INFO]TTL serial to USB converters - a MinerMEDIC HOWTO Mining support
One to the most basic tools every tech/hacker/manager/noob must have for trouble…
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n/a | MinerMEDIC | May 12, 2022, 10:03:34 AM |
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Antminer S17 Pro blinking red fault light Mining support
In the network tools section, can you ping Yahoo.com?
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n/a | MinerMEDIC | May 24, 2022, 06:55:17 PM |
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S17pro Control boards not working all of a sudden Mining support
EEPROM error. You have a hashboard in your machine that came from another machin…
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n/a | MinerMEDIC | May 24, 2022, 05:08:30 PM |
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New t17e - not hash Mining support
I guess the next step is to confirm the serial numbers of the control board and…
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n/a | MinerMEDIC | May 22, 2022, 01:30:02 AM |
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Where to fix your Asic miners. Mining support
Here at ASICMaster we are very excited to become a offical microBT service cente…
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n/a | MinerMEDIC | May 21, 2022, 11:16:27 PM |
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s17+ PIC failure Mining support
It is extremely unlikely that you have three simultaneous pic failures. It's mor…
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n/a | MinerMEDIC | May 13, 2022, 12:40:45 AM |
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Molex micro-fit to standard 4-pin fan adapter? Mining support
Yeah, for your purposes I don't see the harm in making the adaptation but they c…
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n/a | MinerMEDIC | May 12, 2022, 02:49:52 PM |
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PIC Chip Errors (Again) Mining support
Monitor the voltage on pin 28 and 27 as the machine is booting up and tell me wh…
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n/a | MinerMEDIC | May 12, 2022, 02:42:54 PM |
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T17+ Control Board Mining support
Funny you should ask, I actually just made one this week.https://bitcointalk.org…
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n/a | MinerMEDIC | May 12, 2022, 02:16:02 PM |
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S19j pro - PIC controller software Mining support
That's weird, almost the same post was made for a T17+ just a short while ago. R…
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n/a | MinerMEDIC | May 12, 2022, 02:13:04 PM |
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Molex micro-fit to standard 4-pin fan adapter? Mining support
If you're adverse 2 splicing with solder and shrink wrap you can always use thes…
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n/a | MinerMEDIC | May 12, 2022, 10:35:41 AM |
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[INFO]BITMAIN Antminer S9 parts list(BOM). Mining support
Can someone explain me the second part ? i can't get a durag about it Maybe I c…
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n/a | MinerMEDIC | May 12, 2022, 10:27:55 AM |
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s17+ PIC failure Mining support
It is extremely unlikely that you have three simultaneous pic failures. It's mor…
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n/a | MinerMEDIC | May 12, 2022, 10:25:05 AM |
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Antminer S17 defect, suddenly no longer reachable Mining support
As a matter of fact I just posted the perfect answer to your question this week.…
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n/a | MinerMEDIC | May 12, 2022, 09:59:46 AM |
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TTL USB BASICS - MinerMEDIC HOWTO Hardware
One to the most basic tools every tech/hacker/manager/noob must have for trouble…
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n/a | MinerMEDIC | May 06, 2022, 03:36:53 PM |
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[INFO]BITMAIN Antminer S9 parts list(BOM). Mining support
Lightfoot and Sidehack inspired me to do something beneficent, so here is what I…
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n/a | MinerMEDIC | February 16, 2018, 05:53:37 PM |
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Where to fix your Asic miners. Mining support
Fanatic26 gave me my first big break, he should say I'm knowledgeable and honest…
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n/a | MinerMEDIC | March 30, 2021, 11:28:33 AM |
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[SERVICE] Now repairing Antminer SHA256 hash boards (S9,S17,S19). Services
After a long hiatus I am back offering my surface mount component repair experie…
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n/a | MinerMEDIC | March 29, 2021, 04:42:31 PM |
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Where to fix your Asic miners. Mining support
I'm going to start repairing machines again. I can diagnose and fix S9 hash boar…
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n/a | MinerMEDIC | March 29, 2021, 04:23:03 PM |
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I fix mining hardware. Services
I am a technician with an electronics degree from Purdue. I do board level hardw…
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n/a | MinerMEDIC | December 11, 2017, 04:55:55 PM |
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[INFO]BITMAIN Antminer S9 parts list(BOM). Mining support
I've been working hard on these silly hashboards. Here's something new i made in…
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n/a | MinerMEDIC | March 05, 2018, 07:03:02 PM |
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Details around setting up a replacement S9 controller Mining support
That's exactly where the ZYNQ oscillator Y1 is, its an external oscillator for p…
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n/a | MinerMEDIC | February 13, 2018, 01:20:11 PM |
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S7 temp error. Mining support
OK Gurus got a perplexing error. Starting this board cold i get "temperature {95…
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n/a | MinerMEDIC | May 21, 2018, 12:51:25 PM |
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antminer s9 fan direction is wrong? Mining support
Yeah been spending a sick amount of time with these buggers( actually been a lit…
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n/a | MinerMEDIC | May 19, 2018, 04:04:42 PM |
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Antminer S9 works subpar and incredibly erratically, hardware or firmware? Mining support
In the forum post editor[does the editor look allot different on other OSs, mayb…
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n/a | MinerMEDIC | May 18, 2018, 08:50:14 AM |
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S9 with low hashrate is one of my boards dead? Mining support
Defs send it back. It has one dead board and two with ailing ASICs. I understand…
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n/a | MinerMEDIC | May 18, 2018, 04:39:58 AM |
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S9 HELP! PSU Burnout - Now acting funny Mining support
Fan 5 is decidedly bad, because it's a closed system without any added power the…
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n/a | MinerMEDIC | May 18, 2018, 01:21:10 AM |
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Antminer S9 works subpar and incredibly erratically, hardware or firmware? Mining support
A quick glance at the log will tell you what the problem is. Be a sport and post…
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n/a | MinerMEDIC | May 18, 2018, 01:06:37 AM |
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antminer s9 fan direction is wrong? Mining support
The long bolts on the fan housing are not warranty protected just flip one using…
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n/a | MinerMEDIC | May 18, 2018, 01:01:59 AM |
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Cold start -> buggy control board? Mining (Altcoins)
My intuition says the internal interconnects between the epoxy chip and the ASIC…
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n/a | MinerMEDIC | May 18, 2018, 12:55:46 AM |
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[INFO]BITMAIN Antminer S9 parts list(BOM). Mining support
selected/hard to find datasheetsuP9305Ehttp://www.ubiq-semi.com/en-article-upi-4…
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n/a | MinerMEDIC | March 16, 2018, 07:33:39 PM |
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Antiminer S9 hashboard alive but NOT mining Mining support
I just repaired a old 550M hashboard with a dead ASIC that was killing the clock…
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n/a | MinerMEDIC | March 01, 2018, 03:12:18 PM |
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Antminer S9 dead hash board repair needed Mining support
Does anyone have schematics, board layouts, parts list?Already started. Heres th…
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n/a | MinerMEDIC | February 27, 2018, 04:40:19 AM |
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What are the red lights on the S9 antimer syncs? Mining support
I've only ever seen FB in use. It is connected to the last ASIC on the board to…
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n/a | MinerMEDIC | February 17, 2018, 06:28:13 PM |
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ANTMINER S7/S9 Boards - Who repairs them !!! Surely someone does ??? Service Discussion
MyRig((bitmainwarranty) is really a top notch outfit. They are the most dependab…
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n/a | MinerMEDIC | February 24, 2018, 05:31:58 PM |
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Please Help , Antminer s9 only turns on the fan when plugged Mining support
Sounds like you lost the 3.3v buck converter on the control board that powers th…
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n/a | MinerMEDIC | February 22, 2018, 06:30:16 PM |
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New Antminer S9 - solid green light No ip Mining support
My feeling is that these miners use a piss poor implementation of Ethernet/IP ne…
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n/a | MinerMEDIC | February 17, 2018, 06:02:16 AM |
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Bought a Hacked Antminer S9 - Help please Mining support
Worst case scenario and depending on the level of sophistication you may need to…
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n/a | MinerMEDIC | February 17, 2018, 05:57:27 AM |
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Antminer S9 stopped working completely after a restart - No Red led on 3 Asics Mining support
Chain[7] ASIC[14] has core num=1That Is the error of interest to me because ALOT…
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n/a | MinerMEDIC | February 16, 2018, 12:55:25 PM |
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Antminer S9: Am I Better Off Using a Step Up Transformer or 2 PSUs? Mining support
US houses have 220/240 at the breaker box where it's bifurcated to run different…
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n/a | MinerMEDIC | February 16, 2018, 08:16:22 AM |
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BITMAIN Antminer V9 Group buys
I need to get my hands on one of these so I can take it apart but I certainly do…
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n/a | MinerMEDIC | February 15, 2018, 05:51:00 PM |
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Heatsink compounds? Mining support
So I've been using arctic silver two part heatsink adhesive. My question does an…
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n/a | MinerMEDIC | February 15, 2018, 12:25:28 PM |
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Antminer S7 Board Issues Mining support
The S7 uses the TI TMP75 SO-8 ICs if you were thinking of changing it yourself.
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n/a | MinerMEDIC | February 12, 2018, 09:09:55 PM |
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I’ve about had it with these S7’s. New Problem Now. Mining support
The Linux bootup bit ends at 37.8699. Post everything that happens after that. E…
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n/a | MinerMEDIC | February 12, 2018, 08:55:18 PM |
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Details around setting up a replacement S9 controller Mining support
That's extremely interesting. There shouldn't be any difference between the cont…
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n/a | MinerMEDIC | February 12, 2018, 07:48:37 PM |
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Hacking Bitmain Antminers (S7 & S9) because man a lot of these break...... Mining support
Speaking of nifty tools here is a video of a S9 hash board booting up and starti…
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n/a | MinerMEDIC | February 06, 2018, 01:37:11 PM |
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Bitmain support not responding. What should I do? Service Discussion (Altcoins)
Didn't heir biggest holiday just end? I can only imagine their backlog is hellac…
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n/a | MinerMEDIC | January 29, 2018, 09:48:39 AM |
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Antminer S9 dead hash board repair needed Mining support
Likewise I have been doing a fair bit of work with S7's and now have my rig set…
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n/a | MinerMEDIC | January 27, 2018, 10:43:16 AM |
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Does the old thermal paste generate hardware problems? How to change it? Mining support
Thermal paste conducts heat energy across the microscopic (air gap)surfaces of t…
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n/a | MinerMEDIC | January 27, 2018, 10:26:18 AM |
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Does the old thermal paste generate hardware problems? How to change it? Mining support
Thermal paste conducts heat energy across the microscopic (air gap)surfaces of t…
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n/a | MinerMEDIC | January 27, 2018, 08:01:03 AM |
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Can't Login Antminer S9 Mining support
It is a laptop. I'm pretty sure the text typed into the password field correctly…
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n/a | MinerMEDIC | January 27, 2018, 07:52:28 AM |
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Multiple problems with Antminer S9 Mining support
Thanks for the answer guys. So the fan would cause everything else to crash. I'v…
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n/a | MinerMEDIC | January 27, 2018, 12:56:08 AM |
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