420
n
Indicator
Problem Solution 0Monitor
Control
panel
No memory card. S
Camera cannot
detect memory
card.
Turn camera off and
confirm that card is
correctly inserted.
29
This memory
card cannot be
used.
Card may be
damaged.
Insert
another card.
W
R
i/j
(blinks)
• Error accessing
memory card.
• Use Nikon-
approved card.
434
• Check that contacts
are clean.
If card is
damaged, contact
retailer or Nikon
representative.
—
• Unable to create
new folder.
• Delete files or insert
new memory card
after copying
important images
to computer or
other device.
29, 234
g
W,
R
(blinks)
Camera can not
control Eye-Fi
card.
•Check that Eye-Fi
card firmware is up
to date.
340
• Copy files on Eye-Fi
card to a computer
or other device and
format card, or
insert new card.
29, 239
Memory card is
locked. Slide lock
to “write”
position.
W,
j
(blinks)
Memory card is
locked (write
protected).
Slide card write-
protect switch to
“write” position.
34
Not available if
Eye-Fi card is
locked.
W,
R,
j
(blinks)
Eye-Fi card is
locked (write
protected).