This guide will address the issue with Bitmain Antminer S19 Series hashrate being ZERO but recoverable via reboot.
Issue
After running for a period of time, the miner’s hashrate shows “0”. Rebooting, however, can aid in hashrate recovery.
Possible Causes and Solutions
1. High-temperature protection
Verify the miner’s temperature to make sure it is within normal bounds. Read more from this article:
- Bitmain Antminer S19 Series Normal Operating Temperature Range
- Bitmain Antminer S19 Series High-Temperature Alert and Protection
2. PSU might have issue
If the miner status shows all chips “x”, test by replacing with a good known Make sure the power input voltage is between 210V and 240V while waiting for the PSU.
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