Canon EOS 30D Instruction Manual page 168

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Custom Function Settings
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G.Fn-01 SE.... fUllclien when shooting
You can change the function assigned to
<
8
>
when the camera is
ready to shoot.
0: Default (no function)
1: Change quality
After pressing
<8>,
look at the LCD panel and turn the
<0>
dial
to set the recording quality directly.
2: Change Picture Style
Press the
<8>
button to display the Picture Style selection screen on
the LCD monitor. Turn the
<0>
dial to select a style, then press
<8>.
3: Menu display
Gives the same function as the
<MENU>
button.
4: Image replay
Gives the same function as the <0> button.
0: Off
1: Auto
For 1 sec. or longer exposures, noise reduction is performed
automatically if long exposure noise is detected. Setting this to
[Auto] is effective in most cases.
2: On
Noise reduction is performed for all exposures 1 sec. or longer.
Setting this may reduce the noise even for exposures which would
not have been noise detected/reduced at the [Auto] setting.
[l]
After the picture is taken, the noise reduction process will take the same
amount of time as the exposure. You cannot take another picture until the
noise reduction process is completed.
C.Fn-03 Flash sync. sf;leed in Av mode
0: Auto
1: 1/250sec. (fixed)
Sets the flash sync speed to 1/250 sec. in the aperture-priority AE
(Av) mode. (Against dark backgrounds such as the night sky, the
SUbject's background will look dark.)
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