Posted 2 Jul 2019 Hi everybody I have a elau c400 controller trying to connect it to a mc-4 pacdrive. But I realized that the wd led on my c400 is on and it can be a fetal error. Anybody has this experience? Regards. Share this post Link to post Share on other sites
Posted 2 Jul 2019 http://www.barr-thorp.com/wp-content/uploads/2011/06/PacDrive-Controller-C400-C400-A8-Operating-Manual.pdf wd (watchdog indicator) Watchdog is a hardware module to monitor the controller. OFF - Normal operation ON - Fatal error; reset required, reboot system The above is from the manual above. This may help you out. Regards, Garry Share this post Link to post Share on other sites