Nikon D6 Reference Manual page 977

HDMI
Adjust settings for connection to HDMI devices ( 0 453).
Location Data (Built-In)
Adjust settings for use with the camera's built-in GNSS receiver.
For more information, see "Location Data" ( 0 384).
Wireless Remote (WR) Options
Adjust status LED and link mode settings for optional WR-R10
wireless remote controllers. You can also choose a link mode for
connection to optional radio-controlled flash units that support
Advanced Wireless Lighting.
D
The WR-R10 Wireless Remote Controller
•
A WR-A10 adapter is required when using the WR-R10.
•
Be sure the firmware for the WR-R10 has been updated to the latest
version (version 3.0 or later). For information on firmware updates, see
the Nikon website for your area.
G button U B setup menu
G button U B setup menu
G button U B setup menu
B The Setup Menu: Camera Setup 925