Watchdog do not work correctly on all modules with Firmware released before 2017.08.22. Please update Firmware on CPLD. For questions, write to Trenz Electronic support.
Info
2 Firmware variants with swapped external reset input and output direction are available. See Watchdog section of this document. Firmware (SC729_rev02plus.jed) for J2-89 as external reset output and J2-91 as external reset input will be used as default firmware.