I have a 1756-ow16I card in slot 3 of my rack ,I change it out with a 1756-oa16I because of my watchdog timer was to fast for the 1756-ow16i card. I deleted the one card and added the other . The problem is the my ethernet card in slot 6 fails and with to property for the ethernet card it said it is not connect to the bus I remove the 1756-oa16 card and go back with the 1756-ow16i the ethernet card passes and comes back. HELP HELP