Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET A screen.

Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen.

SET NORM DTR (DIVE TIME REMAINING) ALARM,

information includes (Fig. 45):

>Graphic DTR

>Set Point value (hr:min) flashing, with TIME, O2, and NDC icons.

Pressing and releasing the S button momentarily (< 2 seconds) will increase the Set Point from 0:00 to 0:20 (:minutes) in 1 minute (0:01) increments.

Depressing and holding the S button will scroll through the Set Points at a rate of 4 Set Points per second until it is released.

Pressing and releasing the A button momentarily (< 2 seconds) will save the setting and/or advance to the SET PO2 ALARM screen with the Set Point flashing.

Pressing and releasing the A button momentarily and repeatedly (< 2 seconds each time) will step through the other SET A screens.

Depressing the A and S buttons simultaneously for 2

seconds will save the setting and revert back to the SET A screen.

Whichever Time (NDC or O2) decreases to the Alarm Set Point will activate the Alarm.

Fig. 45 - SET DTR

ALARM

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