Nikon D90 - Manual (Page 201)

181
L
d2: Viewfinder Grid Display
Choose On to display on-demand grid lines in the viewfinder for reference when
composing photographs. The default setting is Off. This option is available in all
shooting modes.
d3: ISO Display and Adjustment
Choose Show ISO sensitivity ( y) or Show ISO/Easy ISO (z) to display the
current ISO sensitivity setting in the frame count displays in the control panel and
viewfinder. If Show ISO/Easy ISO (
) z is selected, ISO sensitivity can be set by
rotating the sub-command dial (modes P and S) or main command dial (mode A).
Choose Show frame count (the default setting) to show the number of exposures
remaining in the frame count displays.
This option is available in all shooting modes.
d4: Viewfinder Warning Display
Choose On (the default setting) to display the following warnings in the viewfinder:
These warnings are not displayed if Off is selected. This option is available in all
shooting modes.
Icon Description
l Displayed when a monochrome Picture Control is selected.
d Displayed when the battery is low.
m Displayed when no memory card is inserted.