Canon EOS 20D - Manual (Page 141)

141
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Custom Function Settings
N
C.Fn-01 SET function when shooting
You can change the function assigned to <
0>. With C.Fn-01-1/2, you
can press <
0>, then look at the LCD panel and set <5> directly.
0: Default (no function)
1: Change quality
Enables you to select the recording quality directly.
2: Change parameters
Enables you to select the processing parameter directly. “PA-P1,
P2” stand for Parameter 1 and 2, and “PA-1” to “PA-3” stand for
Set 1 to 3. “PA-B/W” is for monochrome.
3: Menu display
Gives the same function as the <
M> button.
4: Image replay
Gives the same function as the <
x> button.
C.Fn-02 Long exposure noise reduction
0: Off
1: On
Reduces noise in exposures 1 sec. or longer. After the picture is
taken, the time required for noise-reduction processing will be the
same as the exposure time. During the noise reduction
processing, “buSY” will be displayed and shooting will not be
possible.
C.Fn-03 Flash sync speed 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.)