Crest Audio CR4 - Dive Plan Mode: Warnings and Reminders; Plan Mode Warning; Plan Mode No Diving Reminder

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1.7 Plan Mode
4. To change related settings, please refer
to: Scuba Mode and Settings.
Description: Plan Mode – Warning
When you reach the preset PO2 value,
alarm warning will activate; long
beeping one time with vibration and
displayed PO2 value will blink.
Note:
Once there is a warning, adjusting your
dive plan accordingly is highly
recommended.
Description: Plan Mode – No Diving
DIVE recommendation time countdown
will show on the screen after a dive is
completed under Gauge Mode.
DO NOT continue diving activities
during countdown.
For exact NO DIVE recommendation time
countdown please check Dive History page.
Note:
Plan Mode, Scuba Mode and Freediving
Mode and will remain locked during NO
DIVE recommendation time countdown.