SUUNTO DX - Manual (Page 58)

ADJUST WITH UP AND
DOWN BUTTONS. ACCEPT
WITH SELECT BUTTON.
Switch Low depth can be set ON or OFF. ON means automatic switch to low set point
at the defined depth, OFF means manual set point switching. The default setting for
Switch Low is OFF, 4.5 m / 15 ft (range 3.0-15.0 m / 10-50 ft).
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