Canon releases firmware v1.7.1 for the Canon EOS-1D X Mark III

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Jul 20, 2010
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Canon has released new firmware for the Canon EOS-1D X Mark III. This firmware fixes an issue that was present in version 1.7.0. In firmware version 1.7.0, it has been confirmed that the power may not turn on immediately after the update is completed under certain conditions, so we will release a new firmware version

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