Nikon D300S - Clean Atstartup;Shutdown

Clean now @O
3 Select Clean now.
Highlight Clean now and press
~.
The message shown at right will be
displayed
while cleaning is in progress.
The message shown at
right will be
displayed
when cleaning is complete.
rJ Clean image senso~r _
r-i.\
t~~i
y
~
~. Clean at startup/shutdown ~
II "Clean at Startup/Shutdown"
1 Select Clean at startup!
shutdown.
Display the Clean image
sensor menu
as described in
Step 2 on
the previous page.
Highlight Clean at startupl
shutdown and press ~.
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