Nikon D300 User Manual page 114

Secondary Slot Function (D300S
Only)
(User's Manual: D300S page 72)
Secondary slot function
not the D300. It's designed to let you do image flow control.
Here is a description of the three different ways you can
configure the Secondary slot function
▪ Overflow – Have you ever gotten the dreaded "Card
full" message? Well, if you select Overflow, it will take
a lot longer to get this message.
images to the card you have selected under
selection. Then when the primary card is full, the rest of
the images are sent to the secondary card. The image
number shown on the
take pictures and they are written to the primary card.
When the image count nears zero, the camera will switch
to the secondary card and the available image count
number on the
many images will fit on the secondary card. It is not
necessary to use the same size card when using this
function. The camera will merely fill up all available
space on both cards as you take pictures.
▪ Backup – This function is a backup method for those
shooting critical images. Every image you take is written
to both the primary and secondary memory cards at the
same time. You have an automatic backup system when
you use the
(like me), you'll recognize this as RAID 1 or drive
is available on the Nikon D300S but
Control panel
Control panel
Backup function. If you are a computer geek
114
setting:
Overflow
Primary slot
will go down as you
will increase to however
writes all