Nikon D800 - Manual (Page 56)

En_03
32
s
Format the Memory Card
Memory cards must be formatted before first use or after being
used or formatted in other devices.
1
Turn the camera on.
2
Press the I (Q) and O
( Q) buttons.
Hold the I (Q) and O (Q)
buttons down simultaneously
until a blinking
C (format)
appears in the shutter-speed
displays in the control panel
and viewfinder. If two
memory cards are inserted,
the card to be formatted is
shown by a flashing icon. By
default, the primary card slot
(
0 89) will be selected; you
can choose the secondary slot
by rotating the main
command dial. To exit without formatting the memory card,
wait until
C stops blinking (about six seconds) or press any
button other than the I (Q) and O (Q) buttons.
D
Formatting Memory Cards
Formatting memory cards permanently deletes any data they may contain.
Be sure to copy any photographs and other data you wish to keep to a
computer before proceeding (
0 239).
O (Q) button I (Q)
button