Canon Community

I am trying to use my 420EX mounted on my 1Ds camera.  The camera triggers the flash but the pictures are dark or the flash has no effect on the exposure.  I used normal and high speed sync but nothing helps.  The flash works fine with other cameras,...

Canon replaced the metal case of the 40D, 50D with a plastic one in the 60D.  Sure enough the case on my 60D broke where the hinge pin for the battery door is seated.  Now the door comes off whenever I open it.  Eventuall I will have to tape the door...