Kodak DCS600 manual Either focus or exposure not both, as with the default

4 Keep pressing the AE-L/AF-L button, recompose the scene, then fully depress the Shutter Release button to capture the image.

CUSTOM	You can use Custom Setting #21 to set the AE-L/AF-L button to lock
	either focus or exposure (not both, as with the default).
	You can use Custom Setting #5 to set the AE-L/AF-L button to lock
	the camera’s controlled shutter speed and aperture instead of the
	detected exposure value.Refer to “Custom Settings” on page 13-32.
	You can use Custom Setting #4 to deactivate autofocus and keep the
	lens from focusing when you lightly press the Shutter Release button.
	In this case, focus can be locked by keeping the AF start button
	pressed. Refer to “Custom Settings” on page 13-32.

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