Nikon D7100 User Manual page 55

3
Attach the lens.
Mounting mark
Mounting mark (lens)
If the lens is equipped with an A-M or M/A-M mode
switch, select A (autofocus) or M/A (autofocus with
manual override).
A
Detaching the Lens
Be sure the camera is off when removing or exchanging lenses. To
remove the lens, press and hold the lens release button (q) while
turning the lens clockwise (w). After removing the lens, replace the
lens caps and camera body cap.
D
CPU Lenses with Aperture Rings
In the case of CPU lenses equipped with an aperture ring (0 296),
lock aperture at the minimum setting (highest f-number).
Keeping marks (indicated by white dot) aligned, position
(camera) lens on camera, then rotate until lens clicks into place.
X
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