Hi wizards Iv wrote a program off line while waiting for the expansion cards to arrive today.... ive installed the cards and tried to read to I/O config and its not seeing them if i enter them manually the plc faults saying they're the wrong cards im adding a 1762-IQ32 and a 1762-ow16 even tho ive plugged the ribbon cables into one another to they require their on power supply? hopefully one of you guys can help me out here