How to properly troubleshoot and repair the Innosilicon T1 hash board? This course will focus on the maintenance of the T1 miner to help you quickly grasp the various faults of the T1 miner in operation, replace hardware accessories, and quickly integrate the miner maintenance market! The course mainly focuses on the principle and maintenance of the T1 model hash board, the principle and maintenance of the voltage domain circuit, the signal flow and maintenance of the test point, the fault test of the boost circuit, test points of each chip.