Reference Manual

Slide the teleconverter switch lock in the direction shown
(e).
The teleconverter switch is now locked.
Return the teleconverter switch to 1× when the teleconverter is not in use.
DThe T
eleconv
er
ter Switch Lock
After changing focal lengths, be sure to latch the teleconverter switch lock to
prevent unintended operation of the teleconverter switch.
33
The Built-in Teleconverter
3.