Antminer S21+ Hashboard Repair

This service repairs Antminer S21+ hashboards, addressing issues like undetected ASIC chips, overheating, and reduced hashrate. Repairs include diagnostics, component-level work, and one BM1370 chip replacement, tested under real mining conditions.

• The description claims the service can fix issues like undetected ASIC chips, overheating, and reduced hashrate.
• The description claims repairs include diagnostics, component-level work, and one BM1370 chip replacement.
• The description claims full performance testing is done under real mining conditions.