Oceanic Data Mask Operating Manual - page 110
110
FREE SURF ALT 1, information includes (Fig. 96) -
> Maximum Depth of the FREE dive previously made while still
in FREE Mode with FT (or M) and MAX icons
> Elapsed Dive Time (min:sec) of the FREE dive previously
made while still in FREE Mode with EDT icon (resets to 0:00
after 24 hours)
> Graphic LSt (indicating data refers to the Last dive)
Press and release the A (Top) button (< 2 seconds) to view
FREE SURF ALT 2.
Press the S (Side) button to toggle the Backlight.
The display will revert to the FRE SURF MAIN screen after 5
seconds unless the A (Top) button is pressed.
FREE SURF ALT 2, information includes (Fig. 97) -
> Altitude level graphic EL - 2 to EL - 7 (when > 3,000 feet)
> Time of Day (hr:min), with Am (or Pm) if 12 Hour Format
> Temperature with degrees icon and graphic F (or C)
The display will revert to the FREE SURF MAIN screen after
5 seconds or if A is pressed.
Fig. 97 - FREE SURF ALT 2
Fig. 96 - FREE SURF ALT 1