Suunto Vyper User Manual page 16

Fig. 3.3 Startup III. The Gauge
Mode.
m
°
C DIVE
TIME
Fig 3.4 Startup IV. The Surface
Mode: The depth and dive time
are zeros (as no dives have yet
been made), and the tempera-
ture is 20°C [68°F].
m
°
C DIVE TIME
Fig. 3.5 Low Battery Warning.
The battery symbol indicates
that the battery is low and
battery replacement is recom-
mended.
14
At this time, perform your precheck making sure
that:
• the instrument operates in the correct
mode and provides a complete display
• the low battery indicator is not on
• the altitude and personal adjustment
settings are correct (AIR and NITROX
Modes)
• the instrument displays correct units
• the instrument displays correct tempera-
ture and depth (0.0 m [0 ft])
• the buzzer beeps.
And if set to NITROX mode, make sure that:
• the oxygen percentage is adjusted accord-
ing to the measured enriched air blend in
your cylinder
• the partial pressure limit of oxygen is set
correctly.
TIME
The dive computer is now ready for diving.
NOTE! The surface interval time is not shown
before the fi rst dive.
After activation of the Dive Mode or after the dive
has ended, the instrument will automatically switch
to show the time keeping display within 5 minutes to
conserve the battery power, if you do not press any
buttons or if you don't start a dive.