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Showing posts from March, 2021
How to Use Tools to Repair the Hash Board? At present, there are practitioners engaged in cryptocurrency mining all over the world, including large farms, scattered individuals, and team-based farms. In all mining forms, ASIC miners account for a large proportion. ASIC miners will generate high temperatures during long-term operation, while ASIC chips will gradually age in high-temperature environments, reduce performance, and fail to start. At this time, we must replace the damaged chip in the hash board. Usually, there are dozens of ASIC chips in a hash board, and only 1-2, or 2-3 of them may be damaged. Then, how to accurately find these damaged chips has become a common problem encountered by repairers. In 2017, people almost all used oscilloscopes to find these bad chips, but for beginners, the use of oscilloscopes undoubtedly increased the difficulty of learning to repair. Because of this, the miner manufacturer has developed a professional Hash board testing equipment: test fixt
How to Use Antminer BM1387 Tin Tool to Replace Damaged Chips? In the repair work of the h ash board, the most common problem is to replace the ASIC chip, which  is the most easily damaged part of the h ash board. In this article, I will use A ntminer as an example to show my friends how to use Antminer BM1387  tin tools to replace damaged chips?  Although there are many chip models, most of the pin positions and sizes are the same. ASIC chips are usually small in size and the pins are arranged closely, which brings great difficulty to maintenance and replacement. Because when replacing a new ASIC chip, it is necessary to accurately apply solder paste on each tiny pin, then heat it to melt, and finally fix it on the h ash board. For how to solve this problem, after various attempts, we finally chose a convenient and efficient way: making professional tin tools (ASIC tin tools). Its principle is to fix the chip on the base, then use a special steel mesh to align the pins of the chip, and
The 2020 Year in Review: Major Blockchain or Cryptocurrency Accidents If 2019 can be summed up as a wild journey, then 2020 will be totally unreasonable. Let's review these events in more depth to see what happened and how we can learn from them as an industry. The following is a list of major security incidents in 2020. However, we will not list all the accidents one by one because there are too many. The first quarter of 2020: Story: Cryptocurrency exchange Poloniex issues a password reset warning. Summary: Poloniex issued a PSA statement regarding their email in late December 2019, stating that after posting a list of email addresses and passwords on a tweet, some users were forced to reset their passwords. Story: YouTube account hijacked for cryptocurrency fraud. Summary: Although this is not a new method of fraud, more and more people are using pre-recorded encrypted currency incident clips to hijack YouTube accounts and broadcast fake cryptocurrency coupons. Story: After a $5