Nikon D90 user manual Shooting All Modes, 251, Image quality set to NEF RAW, Illuminator

Shooting (All Modes)

Problem		Solution	Page
Camera takes time to turn	Delete files or folders.		—
on.
	• Memory card is full or not inserted.		29, 35
Shutter-release disabled.	• CPU lens with aperture ring attached but aperture not		25
		locked at highest f-number.
	• Mode dial rotated to S with shutter speed set to A.		83
Final photo is larger than	Viewfinder horizontal and vertical frame coverage is		—
area shown in viewfinder.	approximately 95%.
	• Rotate focus-mode selector to AF.		54
Photos are out of focus.	• Camera unable to focus using autofocus: use manual		57, 59
		focus or focus lock.
Focus does not lock when	Use AE-L/AF-Lbutton to lock focus when AF-Cautofocus
shutter-release button is	mode is selected or when photographing moving subjects		54
pressed halfway.	in AF-Amode.
Image size can not be	Image quality set to NEF (RAW).		62
changed.
	• Unlock focus selector lock.		56
	• Auto-area selected for AF-area mode: choose another		173
Can not select focus point		mode.
	• Press shutter-release button halfway to turn monitor off		35
		or activate exposure meters.
Camera is slow to record	Turn long exposure noise reduction off.		167
photos.
Randomly-spaced bright	• Choose lower ISO sensitivity or turn high ISO noise		74,
		reduction on.	167
pixels (“noise”) appear in
	• Shutter speed is slower than 8 s: use long exposure noise		167
photos.
		reduction.
	• Mode dial rotated to l or m: select another mode.		41
	• AF-assist lamp does not light for continuous-servo		54
		autofocus. Choose AF-S. In single-point, dynamic-area, or
AF-assist illuminator does		3D-tracking AF, select center focus point.
	• Off selected for Custom Setting a3 (Built-inAF-assist		174
not light.		illuminator).
	•	Illuminator has turned off automatically. Illuminator	—
		may become hot with continued use; wait for lamp to
		cool down.
	• Replace battery in remote control.		241
No photo taken when	• Choose remote control mode.		68
	•	Flash is charging.	40
remote control shutter-
	• Time selected for Custom Setting c5 (Remote on		180	n
release button is pressed.
		duration) has passed: reselect remote control mode.
	• Bright light is interfering with remote.		—
Photos are blotched or	•	Clean lens.	—
smeared.	•	Clean low-pass filter.	244

251