Suunto D6I manual Audible and visual alarm types Alarm type

Table 5.3. Audible and visual alarm types
Alarm type	Alarm reason

High priority alarm followed by "Start ascending" beep, repeated for the maximum of three minutes. The PO2 value blinks.

High priority alarm followed by "Start descending" beep, repeated for the maximum of three minutes. The Er symbol blinks and an arrow points downwards.

High priority alarm, sounded three times. The SLOW sym- bol blinks.

Low priority alarm followed by the "Start ascending" beep, sounded two times. The ASC TIME symbol blinks and an arrow points upwards.

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.

Decompression ceiling depth is exceeded. You should immediately descend to, or below, the ceiling.

Maximum allowed ascent rate, 10 m per min / 33 ft per min, is exceeded. Slow the ascend rate down.

No-decompression dive turns into a decompression stop dive. Depth is below the decompression floor level. You should ascend to, or above, the floor.

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