Nikon P7700 manual A71 is set to Matrix or Spot and AF area mode, Flash control mode is TTL

Features That Can Be Set Using the d(Menu) Button (Shooting Mode)

	Option	Description	A
		Select On or Off (default setting) for the built-in ND filter.
	Built-in ND filter	Set this feature to On in conditions such as too bright	E52
		overexposure results from the subject, so that the amount
		of light that enters the camera is reduced.
		Select whether to correct the peripheral distortion that
	Distortion control	occurs due to the intrinsic characteristics of lenses.	E53
		Enabling distortion control reduces the size of the frame, as
		compared to when distortion control is not enabled. The
		default setting is Off.
	Active D-Lighting	Prevent loss of contrast details in highlights and shadows	E53
		when shooting images. The default setting is Off.
		When the zoom control is operated while pressing the
	Zoom memory	w1 button, the camera changes in steps to the focal	E54
		length (equivalent to 35mm [135] format of angle of view)
Shooting	Startup zoom	of the zoom lens that is set in advance.	E54
		to the focal length (equivalent to 35mm [135] format of
		• The default setting is on w for all the check boxes.
Features		When the camera is turned on, the zoom position moves
	position	angle of view) of the zoom lens that is set in advance. The
		default setting is 28 mm.
	M exposure	When On is selected, the exposure setting resulting from
		the shutter speed and aperture value set in D(manual)	E55
	preview	mode is reflected in the brightness on the shooting screen.
		The default setting is Off.
	Focus-coupled	When On (default setting) is selected and if Metering
		(A71) is set to Matrix or Spot and AF area mode	E55
	metering	(A71) is set to Manual, the brightness of the subject is
		measured by giving higher priority to the focus area.
		Set how the optional flash unit fires when the flash mode
	Commander mode	(A57) is set to z(commander mode). The default	E56
		setting for Flash mode is Standard flash and that for
		Flash control mode is TTL.

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