Guides

Practical guides from the ASIC Master bench: what fails on Whatsminer and Antminer hardware, how to diagnose it, and when a unit is worth repairing.

September 24, 2026

Hash Board Slots, Heatsinks and Screws on Whatsminer and Antminer

SM0/SM1/SM2 and CH0–CH3: how to tell which physical board an error code means on a Whatsminer and on each Antminer control board — then why top heatsinks must never be swapped between boards, and the screws and spacers that keep a board from shorting.

September 24, 2026

ASIC Miner Accessories: A Spare Parts Guide for Whatsminer and Antminer

Control boards, transfer boards and cables, hash boards and power supplies — how to identify each on Whatsminer and Antminer machines, which PSU versions interchange, and how many spares a facility should keep on the shelf.

September 24, 2026

ASIC Miner Warranty: What's Covered, What Isn't, and How to Check a Serial Number

Manufacturer warranties on Whatsminer and Antminer hardware exclude more than most operators expect. What typically voids coverage, how to check a serial number with MicroBT or Bitmain, and the components you'll be describing when you file.