Operation Manual
45
OCS OPERATING MANUAL
© 2002 Design, 2011 Doc. No. 12-5272-r01 (9/28/11)
Set DD2 Alarm**, information includes (Fig. 132A):
> Depth value with FT (or M) and MAX icons.
> Graphics DD2 AL.
> Graphic OFF (or ON) flashing.
• A (< 2 sec) - to toggle OFF/ON
• S (< 2 sec) - to save Set Point and flash Depth digits (if ON); or revert to FREE Menu (if OFF), bypassing DD3
** If this screen is accessed when DD1 is set Off, a message (Fig. 132B) will be displayed for 5 seconds, then operation will 
revert to the FREE Menu.
• A (hold) - to scroll up through Depth values at a rate of 8 per second, beginning 1 increment > DD1 Set Point (40 FT/11 M 
min) to 330 FT (100 M) in increments of 10 FT (1 M). 
• A (< 2 sec) - to step upward through Set Points one at a time.
• M (< 2 sec) - to step back through Set Points one at a time.
• S (< 2 sec) - to save the setting and revert to the FREE Menu.
• S (2 sec) - to revert to FREE Menu.
Set DD3 Alarm**, information includes (Fig. 133A):
> Depth value with MAX and FT (or M) icons.
> Graphics DD3 AL.
> Graphic OFF (or ON) flashing.
• A (< 2 sec) - to toggle OFF/ON.
• S (< 2 sec) - to save Set Point and flash Depth digits (if ON); or revert to FREE Menu (if OFF).
** If this screen is accessed when DD2 is set Off, a message (Fig. 133B) will be displayed for 5 seconds, then operation will 
revert to the FREE Menu.
• A (hold) - to scroll up through Depth values at a rate of 8 per second, beginning 1 increment > DD2 Set Point (50 FT/12 M 
min) to 330 FT (100 M) in increments of 10 FT (1 M). 
• A (< 2 sec) - to step upward through Set Points one at a time.
• M (< 2 sec) - to step back through Set Points one at a time.
• S (< 2 sec) - to save the setting and revert to the FREE Menu.
• S (2 sec) - to revert to FREE Menu.
SELECT DIVE MODE 
S (< 2 sec) - to access Set Dive Mode while the selection Arrow icon ( > ) is next to it on the FREE Menu
Set Dive Mode, information includes (Fig. 134):
> Graphic SEL.
> Set Point graphics NORM MODE, GAUG MODE, and FREE MODE; flashing when Arrow ( > ) icon is next to it.
• A (< 2 sec) - to step forward (down) through selections. 
• M (< 2 sec) - to step back (up) through selections. 
• S (< 2 sec) - to save the selection and access that mode's Surface Main screen
• S (2 sec) - to revert to FREE Menu.
To change items that FREE Mode shares with NORM Mode, access the NORM Menu, then Set U, then -
> Wet Activation.
> Units.
> Algorithm.
> Conservative Factor.
> Glo Duration.
Fig. 132A - SET DD2 AL
Fig. 132B - SET MESSAGE
Fig. 133A - SET DD3 AL
Fig. 133B - SET MESSAGE
Fig. 134 - SELECT DIVE 
MODE
Upon descent to 5 FT (1.5 M) for 5 seconds, operation will enter FREE Dive Mode.










