B3 Firmware Upgrade Instructions

  1. Download the firmware

Please download the firmware via the following link:

https://shop.bitmain.com/support.htm?pid=00720180519161243572MB78lOGz067A

 You will find there are two firmwares in the list.

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Antminer-B3-20180519.tar.gz is to fix the fan speed display problem.

update_1000.tar.gz is to improve the hashrate.

You need to update both the firmwares.

First, Antminer-B3-20180519.tar.gz then update_1000.tar.gz

Note: do not power off or take any other actions during the upgrade process of update_1000.tar.gz

The update process takes about 5 minutes. If it exceeds 10 minutes, please update again.

 

  1. Find the IP

 

  1. Login into the web interface

Please enter the IP address in the browser.

User name: root

Password: root

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  1. Upgrade the firmware

Click “upgrade”, uncheck the “keep setting”, then choose the firmware and click “flash image”.

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  1. It will show “System upgrade successed” if the upgrade is successful.

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Note: do not power off or take any other actions during the upgrade process of update_1000.tar.gz

Otherwise the upgrade will be failed and it would damage the miner.

If the upgrade time exceeds 10 minutes, please upgrade it again.

If it fails all the time, or the Asic status shows “??”, it means the miner is broken. Please ship it back for repair following these instructions https://shop.bitmain.com/repairGuide

 

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