Antminer E9 Control Board version C93 ZYNQ XCZU2EG cooling fan Confirm airflow at the PSU

Confirm airflow at the PSU inlet (forced-air cooling requires clear intake) and use the correct output harness for the S17 / T17 / S17 Pro hashboard connectors

This layered testing approach is standard practice in professional repair facilities

ripple below 1%

2m of main water pipe and clamps

Antminer E9 Control Board version C93 ZYNQ XCZU2EG cooling fan Confirm airflow at the PSUBitmain Antminer E9 Control Board Version C93 ZYNQ XCZU2EG Motherboard Replacement The brand new original Bitmain Antminer E9 Control Board C93 is the right replacement when an E9 controller fails: the board generates and routes the hash data needed for the miner to register against the pool, and a healthy controller is the difference between an E9 hashing reliably on Etchash ETC and one stuck at boot. Built around the AMD Xilinx ZYNQ UltraScale+