Oceanic OC1 Operating Manual - page 26
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OC1 LOW BATTERY WHILE ON THE SURFACE
<= 2.75 volts (warning level)
• Backlight is completely disabled.
• Battery icon (shell with inner bar) appears solid (Fig. 2a).
• If a dive is started, the icon is not displayed on the dive
mode screens.
• Watch and DC functions, including Compass Mode,
continue to be available.
<=2.50 volts (Too Low - alarm level)
• All DC operations cease and unit operates only as a Watch
with Compass (view only).
• Low Battery icon (shell only with no inner bar) flashes
for 5 seconds and operation reverts to Watch Time with
Compass allowed (view only) until the Battery is changed
or voltage cannot sustain operation (< 2.35 volts), then the
graphic CHANGE BATTERY flashes (Fig. 3) until the Battery
is changed or voltage drops to the level at which operation
cannot be maintained.
Fig.2-OC1LOWBATT
WARNING
Fig.3-OC1LOWBATT
ALARM
a