Nikon D3X autofocus, 5 Choose single-servo, 6 Choose matrix metering

5 Choose single-servo	Focus-mode
autofocus.	selector
Rotate the focus-mode selector
until it clicks into place
pointing to S (single-servo	s
autofocus). At this setting, the
camera will automatically focus
on the subject in the selected
focus point when the shutter-release button is pressed
halfway. Pictures can only be taken when the camera is in
focus.
6 Choose matrix metering.	Metering selector

Press the metering selector lock button and rotate the metering selector to Y(matrix metering). Matrix metering uses information from the 1,005-segment RGB sensor to ensure optimal results for the entire frame.

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