Canon Community

My 600 EX RT, mounted on a 5d Mark II, has recently started to fire (or rather light up) full power on its own. It stays on like that for a few seconds.I vaguely remember I had a similar problem with my 430 Canon flash (mounted on the same camera) an...

Hi,This is probably a ridiculous question, but I've looked around a bit and am clueless. For some months now, I'd been experimenting with an off-camera flash (430-EX-II) triggered by a simple, cheap wireless trigger, all in manual mode. I wanted to a...