Nikon D5100 d3: File Number Sequence, d4: Exposure Delay Mode

d3: File Number Sequence

Gbutton ➜ ACustom Settings menu

When a photograph is taken, the camera names the file by adding one to the last file number used. This option controls whether file numbering continues from the last number used when a new folder is created, the memory card is formatted, or a new memory card is inserted in the camera.

Option	Description
	When a new folder is created, the memory card formatted, or a new memory card
	inserted in the camera, file numbering continues from the last number used or from
On	the largest file number in the current folder, whichever is higher. If a photograph is
	taken when the current folder contains a photograph numbered 9999, a new folder
	will be created automatically and file numbering will begin again from 0001.
	File numbering is reset to 0001 when a new folder is created, the memory card is
Off	formatted, or a new memory card is inserted in the camera. Note that a new folder
	is created automatically if a photograph is taken when the current folder contains
	999 photographs.
Reset	Resets the file numbering for On to 0001 and creates a new folder with the next
	photograph taken.

DFile Number Sequence

If the current folder is numbered 999 and contains either 999 photographs or a photograph numbered 9999, the shutter-release button will be disabled and no further photographs can be taken. Choose Reset for Custom Setting d3 (File number sequence) and then either format the current memory card or insert a new memory card.

d4: Exposure Delay Mode

Gbutton ➜ ACustom Settings menu

In situations where the slightest camera movement can blur pictures, select On to delay shutter release until about 1 s after the shutter-release button is pressed and the mirror is raised.

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