The PXIe-6571 firmware 18.0.0f2 patch resolves the issue outlined in the table below for the PXIe-6571 firmware 18.0.0f1. NI highly recommends this patch for all PXIe-6571 with firmware version 18.0.0f1.
| ID | Description |
| 714493 |
The PXIe-6571 may become inoperable after self-calibration. Once a board becomes inoperable the only fix is to RMA the device. |