Canon EOS-1D X Mark III DSLR Camera (Body Only) - Manual (Page 742)

Recording/Playback Selection with Two Cards Inserted
With [ Rec options ]/[ Rec options ] set to [ Standard ] or [ Auto switch card ], select
the card for recording and playback.
With [
Rec options ] set to [ Rec. separately ] or [ Rec. to multiple ], or with [ Rec
options ] set to [ , ], select the card for playback.
Setting size via the menu
Standard/Auto switch card
Select [Record/play].
• Select [ Record/play ] for still photos or [ Record/play ] for movies.
: Use card 1 for recording and playback
: Use card 2 for recording and playback
Rec. separately/Rec. to multiple/ ,
Select [Playback].
• Select [ Play ] for still photos or [ Play ] for movies.
• Pressing the [ ] button in still photo shooting mode plays images from the card
selected in [ Play ].
• Pressing the [ ] button in movie recording mode plays images from the card
selected in [ Play ].
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