Can't get the 550EX to work in AV or TV mode with any of the following: EOS300D, EOS20D or EOS400D, either with Canon or independent lenses. Is this a design thing or have I set the flashgun up wrong? Incidentally, built in flash doesn't work either in AV or TV

Asked by Graeme on 08/26/2008 1  Answer

ManualsOnline posted an answer 16 years, 3 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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