https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/5D-Mk-III-issue-with-SD-and-CF-memories/m-p/3853#M344 <P>Hi ehouli,</P><P>&nbsp;</P><P>The camera does this when you change the memory card with the camera powered on.&nbsp; We recommend that you power the camera down when changing memory cards.</P> Tue, 20 Nov 2012 22:06:22 GMT Richard 2012-11-20T22:06:22Z https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/5D-Mk-III-issue-with-SD-and-CF-memories/m-p/2271#M343 <P>Today I took pictures of some blue and yellow macaws and the both memories inserted. The CF for RAW and the SD for JPEG.</P><P>&nbsp;</P><P>To my surprise when I noticed all the pictures in both memories were JPEGs then I verified the following situation:</P><P>&nbsp;</P><P>- If you swap CF memories while the camera is ON, the system switches the RAW option for memory 1 to JPEGs as it is in memory 2</P><P>&nbsp;</P><P>Have this happened to you too?</P> Fri, 16 Nov 2012 11:57:19 GMT https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/5D-Mk-III-issue-with-SD-and-CF-memories/m-p/2271#M343 ehouli 2012-11-16T11:57:19Z https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/5D-Mk-III-issue-with-SD-and-CF-memories/m-p/3853#M344 <P>Hi ehouli,</P><P>&nbsp;</P><P>The camera does this when you change the memory card with the camera powered on.&nbsp; We recommend that you power the camera down when changing memory cards.</P> Tue, 20 Nov 2012 22:06:22 GMT https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/5D-Mk-III-issue-with-SD-and-CF-memories/m-p/3853#M344 Richard 2012-11-20T22:06:22Z