Canon EOS 5DS Instruction Manual page 296

Shooting Function Settings
Q Quick Control
In the <d>, <s>, <f>, <a>, and <F> modes, the AF method,
Drive mode, Movie recording size, Recording level (set manually
only), Recording/playing back card and image quality (still photos),
White balance, Picture Style, and Auto Lighting Optimizer can be set.
In the <A> mode, only the functions in bold above can be set.
If you press the <Q> button before starting the time-lapse movie shooting
(p.306), recording-level will not be displayed.
296
1 Press the <Q> button
The settable functions will be
displayed.
2
Select a function and set it.
Use <9> to select a function.
The setting of the selected function is
displayed on the screen.
Turn the <6> or <5> dial to set it.
To set the image quality to RAW,
press <0>.
To select the card for recording/
playing back, WB shift/bracketing, or
Picture Style parameters, press the
<B> button.
To set Auto white balance, select
[Q], then press <0>.
Pressing <0> will return the camera
to movie shooting.
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