SUUNTO D4 - Manual (Page 29)

Table 5.1. Audible and visual alarm types
Alarm reason Alarm type
Dive computer is activated. Short single beep
Dive computer automatically returns to the TIME mode.
No-decompression dive turns into a Decompression
Stop dive. An arrow pointing upwards and the blinking
ascent warning ASC TIME will appear. Three beeps with a three
second interval and activated
backlight
Maximum allowed ascent rate, 10 m per min/33 ft per
min, is exceeded. Ascent rate bar graph blinks and
STOP warning appears. Continuous beeps and activ-
ated backlight
Decompression ceiling depth is exceeded. An Error
warning (Er) and a downward pointing arrow appear.
You should immediately descend to, or below, the
ceiling. The instrument will otherwise enter a perman-
ent Error mode within three minutes, indicated by a
permanent Er symbol.
You are able to preset alarms before the dive for maximum depth, dive time and time.
See also Section 5.8. DIVE mode settings and Section 4.1. TIME mode settings.
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