Bitmain BM1489 Antminer L7 Hashboard ASIC Chip m21 Antminer S17 / T17 /

Antminer S17 / T17 / S17pro Original Control Board

the DT-19N takes minimal bench space while delivering the measurement accuracy needed for professional repair work

M31S Detectable Chips KF1920

Replacement stencils ship under a separate listing if you need to refresh without buying the full fixture

disconnect all four hashboard ribbon cables and the Ethernet connection

Bitmain BM1489 Antminer L7 Hashboard ASIC Chip m21 Antminer S17 / T17 /Bitmain BM1489 ASIC Chip Antminer L7 Hashboard Repair The BM1489 is the Bitmain Scrypt ASIC chip at the heart of the Antminer L7 hashboard, the workhorse Litecoin Dogecoin merge mining unit running across most installed L7 fleets. We source it original and brand new from our supply chain. When a hashboard reports dead chips on the test fixture or in the kernel log, replacing the failed BM1489 at the flagged positions is the standard repair, and done