Nikon D300s - Manual (Page 248)

222
I
3
Select the highlighted
picture.
Press the center of the multi
selector to select the
highlighted picture. Selected
pictures are marked by a
O icon. Repeat steps 2 and 3 to select
additional pictures; to deselect a picture, highlight it and press
the center of the multi selector.
4
Press J to complete the
operation.
A confirmation dialog will be
displayed; highlight
Yes and
press J.