a
N2
O2
ATR
To activate the Backlight - press the Right (Select) button.
•The Smart Glo® feature senses the intensity of natural light present. If a low level of light is present, the Back- light will activate and illuminate the display for button depression time plus the user set additional Duration time (3 or 7 seconds).
•Press the button again to activate as desired.
NOTE: Extensive use of the Backlight reduces estimatedBatterylife. Also,theBacklightdoesnot operate during a Low Battery Condition or when downloading data to a PC.
POWER SUPPLYThe Pro Plus 2 utilizes one (1) 3 volt, CR2 Lithium Battery that should provide from 50 dive hours of operation, if you conduct 1 - one hour dive each time the unit is activated, to over 150 dive hours of operation, if you conduct 3 or more one dives each time the unit is activated.
Battery IndicatorA Battery Indicator (Fig. 8a) provides an indication of Battery condition. The Battery Indicator will be displayed during Surface Mode. It will not be displayed during Dive Mode(s).
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