TO SET - AUDIBLE ALARM (while in the Surface Mode) Factory set for ON, the Alarm can be also be set to OFF. This setting also applies to the red LED Warning Indicator that is synchronized with the Audible Alarm.
When set OFF, the Alarm will not sound during the conditions described on page 14.
•Press Both buttons simultaneously, release when SET: 2 appears (4 seconds).
•Press and release the Left (Advance) button, the Units screen appears with the set point flashing.
•Press the Left (Advance) button 7 more times.
•The graphic ALM and Alarm (speaker) icon appear with On (or OFF) flashing (Fig. 31).
•Press and release the Right (Select) button to toggle between ON and OFF.
•Press the Left (Advance) button to accept the setting and advance to Set Max TLBG Alarm, or press and hold Both buttons for 2 seconds to revert to Surface Mode.
N2
O2
ATR
33