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Once set ON, a Countdown will run in the background until it
counts down to 0:00, or it is set OFF, or a Dive is made at which
time it will default to OFF and the value previously set.
When a set Countdown Time reaches 0:00, the Audible Alarm
will beep 10 times and the red LED warning light will flash.
• Pressing and releasing the S button (< 2 seconds) will ac-
knowledge and silence the Alarm.
COUNTDOWN TIMER information includes (Fig. 18):
> Graphics TIMR and ON if running (or OFF).
> TIME symbol and Countdown progress time (hr:min) or Time
previously set if the Count Down ended, or 0:00 (if no time
was previously set).
• Pressing and releasing the S button (< 2 seconds) will silence
and acknowledge the Daily Alarm (if set and it sounds).
• Pressing the L button will activate the Backlight.
• Depressing and holding the M button for 2 seconds will revert
to the Local Default Time screen (MAIN or ALTERNATE TIME).
• Depressing both the A and S buttons simultaneously for 2
seconds will access the TIMER Set screen indicated by the
graphic SEt in the second row, and HOUR Set Point flashing.
• If no button is pressed during a period of 2 minutes, the unit
will revert to the Local Default Time screen.
Fig. 18 - Countdown Timer