Suunto D4i - Audible and Visual Alarm Types

Table 5.2.
InterpretationSound patternInstructional beep
Start ascending
Ascending
Start descendingDescending
The visual information on the dive computer display is shown during the alarm breaks
in order to save battery.
Table 5.3. Audible and visual alarm types
Alarm reasonAlarm type
PO2 value is greater than the adjusted value. Current
depth is too deep for the gas in use. You should imme-
diately ascend or change to a gas with a lower oxygen
percentage.
High priority alarm followed
by "Start ascending" beep,
repeated for the maximum of
three minutes. The PO2 value
blinks.
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