Sony A900 AEL button, Ctrl dial setup, The function and the mode of operation of the AEL button can be changed

Custom menu 2

AEL button

The function and the mode of operation of the AEL button can be changed.

AEL hold	The camera locks the measured exposure value. Select from
	the following two options: Holding the value while the AEL
	button is pressed ([AEL hold]) or holding the value until the
AEL toggle
	AEL button is pressed again ([AEL toggle]). This is useful
	when you want to keep regular exposures on multiple images.
AEL hold	The camera temporarily performs spot metering and locks the
	measured exposure value. Select from the following two
	options: Holding the value while the AEL button is pressed
AEL toggle
	([ AEL hold]) or holding the value until the AEL button is
	pressed again ([ AEL toggle]). This is useful when you
	want to temporarily perform spot metering.

Notes

•While the exposure value is locked, appears on the LCD monitor and in the viewfinder. Be careful not to reset the setting.

•The “Hold” and “Toggle” settings affect the Manual Shift (page 56) in the manual exposure mode.

Ctrl dial setup

When the mode dial is set to M (Manual exposure) or P (Program Shift), you can switch the functions of the front () and rear () control dials from the shutter speed or aperture.

SS F/no. Adjusts the shutter speed with the front control dial and adjusts the aperture with the rear control dial.

F/no. SS Adjusts the aperture with the front control dial and adjusts the shutter speed with the rear control dial.

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