When the Avalon 1166Pro kernel log shows hash board 0, the control board cannot recognize the hash board. You can solve the problem by the following methods.
First, check whether the hash board cable and control board are damaged. If damaged, replacing the new hash board cable and control board directly is recommended. If they are good, test a single hash board with a test fixture. If a damaged hash board is detected, it can be replaced directly.
Click the article below to learn more!