CUSTOM 4 - DX MEMORY
Custom function 4 has two settings:
1DX Memory Off. The film speed is set automatically to the ISO of DX-coded film. Non-DX-coded film is set to the ISO of the previous DX-coded roll.
2DX Memory On. A change to the ISO setting of a DX-coded film is saved and applied to other DX-coded rolls with the same film speed. This is used when a particular film is consistently push or pull processed. To set film speed manually, see page 58.
CUSTOM 5 - SHUTTER LOCK (FILM)
Custom function 5 has two settings:
1Unlocked. Shutter can be released even if no film is in the camera.
2Locked. Shutter cannot be released with no film in the camera; 0 blinks in the viewfinder and on the data panel as a warning when the shutter-release button is pressed.
CUSTOM 6 - FOCUS-HOLD BUTTON
For lenses equipped with a focus-hold button. The operation of the focus hold-button can be customized:
1Focus Hold. Pressing the focus-hold button on the lens locks the autofocus.
2Continuous AF. Pressing and holding the focus-hold button activates continuous AF. See page 56 for more information on AF modes.
3Depth-of-field preview. Pressing the focus-hold button stops down the lens to the set aperture to view the affect of depth of field on the image (p. 43).
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