Setup Air Mode
1Press and hold the DOWN button to open up the general settings menu.
2The first option in the general settings menu is Dive Mode. Press the SELECT button to choose this option.
3The first option in the Dive Mode menu is Air. Press the SELECT button to choose this option.
4The computer will return to the general settings menu. Press the MODE button to exit these settings.
5The computer is now set to dive with air. To enter dive mode Press the MODE button.
6The computer will perform a quick self-check and then start dive air mode. To change the display readout in the bottom left corner to max-depth, press the DOWN button
8Press the UP button to change the display readout in the bottom right corner to temperature.
9Press and hold the MODE button for 2 seconds to turn on the backlight.