Nikon NIKKOR Z 400mm f/2.8 TC VR S Lens - Manual (Page 32)

Slide the teleconverter switch lock in the direction shown
( ).
• The teleconverter switch is now locked.
• Return the teleconverter switch to 1× when the teleconverter is not in use.
The Teleconverter Switch Lock
After changing focal lengths, be sure to latch the teleconverter switch lock to
prevent unintended operation of the teleconverter switch.
The Built-in Teleconverter
32
3.