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Antminer S9 and S9i Hashboard Repair Guide Manual Overview and Download

20/4/2020

Antminer S9 and S9i hash board repair guide overview and download

(Antminer S9 and S9i hash boards are the same, and the maintenance methods are also the same)

Antminer S9 dashboard repair guide

This version contains the basic circuit schematic diagram and chip signal direction and voltage introduction

We are currently publishing in Chinese, the English version will be released soon

Basic overview:

Antminer S9 single hash board uses a total of 63 hash chips, the model is "BM1387", and the signal direction is sequentially transmitted from U1 to U63.

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S9 Hashboard has 21 voltage domains in total, and each voltage domain contains 3 chips. There is a voltage difference between the voltage domains, if the difference is abnormal, the hash board will not work

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It uses 5 test points for inspection and maintenance

The five test points are: CLK / CO / RI / RST / BO

For a description of test points, see:

Fix: Description of Antminer Hashboard test points
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In this version, we provide more detailed circuit schematics:

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Antminer S9(S9i) hash board repair guide download address:

click to download: S9 Repair guide manual[EN]

Click to watch: Antminer S9 Hashboard repair video tutorial


Related maintenance tools:

Antminer Test Fixture for S9 T9+ S9k S9se

Multi-function test fixture S9.S9j.S9k.S9se.S11. S15.T15.S17.T17...

Antminer BM1387B chip 10pcs

Official thermoset gel - 220g

BM1387 tin tool

Click to see more miner maintenance tools

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