Canon 5D Mark Iii Shutter Closing Rapidly In Video Fix It Canon Eos 5D Mark Iii

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Hi.. How to open and clean the parts of a CANON 5D mk3…? My 5D is 2yrs old. Mint condition.. The problem is the Shutter is closing rapidly some times in Video mode. How Can i Fix it??

When you say closing rapidly. Just the once or randomly or continuously. Im assuming you have this answered by now.