Nikon D780 DSLR Camera (Body Only) User Manual
Page 874
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828
Technical Notes
1
Turn the camera off and remove the lens.
After removing the lens, turn the camera on.
2
Highlight [Lock mirror up for
cleaning] in the setup menu
and press
2
.
The camera will prepare to lock the
mirror up.
3
Press
J
.
•
The mirror will be raised and the shutter curtain will open.
•
The display in the control panel
will flash. The display in the
viewfinder will turn off.
•
To restore normal operation
without inspecting the low-pass
filter, turn the camera off.
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