![](/images/new-backgrounds/1298266/29826657x1.webp)
Table 5.1. Audible and visual alarm types
Alarm type | Alarm reason |
Short single beep | Dive computer is activated. |
Dive computer automatically returns to the TIME mode.
Three beeps with a three second interval and activated backlight
Continuous beeps and activ- ated backlight
Maximum allowed ascent rate, 10 m per min/33 ft per min, is exceeded. Ascent rate bar graph blinks and STOP warning appears.
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.
30