Nikon D3400 Reference Manual - English - Page 307

Shooting (All Modes) Camera takes time to turn on: Delete files or folders. Shutter-release disabled: • Memory card is locked, full, or not inserted (0 13, 292). • Release locked is selected for Slot empty release lock (0 226) and no memory card is inserted (0 13). • Built-in flash is charging (0 38). • Camera is not in focus (0 35). • The attached lens is not type E or G and the camera is not in mode M (0 253). Only one shot taken each time shutter-release button is pressed in continuous shooting mode: Continuous shooting is not available if built-in flash fires (0 64, 87). Final photo is larger than area shown in viewfinder: Viewfinder horizontal and vertical frame coverage is approximately 95%. Photos are out of focus: • The attached lens can not be used with autofocus: focus manually or switch to a lens that can be used with autofocus (0 81, 253). • Camera unable to focus using autofocus: use manual focus or focus lock (0 72, 79, 81). • Camera is in manual focus mode: focus manually (0 81). Focus does not lock when shutter-release button is pressed halfway: Use A (L) button to lock focus when live view is off and AF-C is selected for focus mode or when photographing moving subjects in AF-A mode (0 79). Can not select focus point: • e (Auto-area AF; 0 74) is selected: choose another AF-area mode. • Press shutter-release button halfway to start standby timer (0 37). Can not select AF-area mode: Manual focus selected (0 69, 81). Technical Notes 283