New answers tagged canon-5d-mark-ii
Few things to check: Make sure you have a YN-622C directly on the hotshoe to act as transmitter. The PC port on the YN-622Cs is output-only--you cannot hook it up to the camera's PC port and have it act as a transmitter. Make sure all your batteries are in good health and fully charged. Bad or weak batteries in the flashes, camera, or triggers can make ...
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