Canon EOS-3 Instructions Manual page 67

[Exposure Warnings]
• If the 30" shutter speed blinks, it indicates
underexposure. Turn the <
aperture (smaller F-number) until the shutter speed stops
blinking.
• If the 8000 shutter speed blinks, it indicates
overexposure. Turn the <
aperture (larger F-number) until the shutter speed stops
blinking.
Custom Function CF-16 (see page 120) can enable the safety shift feature:
CF
If a standard exposure cannot be obtained in the aperture-priority AE mode with
any shutter speed set by the camera, the camera automatically sets a larger or
smaller aperture. This feature is called safety shift.
Custom Function CF-6 enables the aperture to be set in full-stop or half-stop
CF
increments instead of the standard 1/3-stop increments. See page 112.
For aperture-priority AE, Custom Function CF-5 enables the aperture to be set with
CF
the camera even while the lens is detached. See page 110.
Aperture-Priority AE (Av): You Set the Aperture
> dial to set a larger
> dial to set a smaller
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