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VTX OPERATING MANUAL
© 2002 Design, 2014 Doc. No. 12-5382-r01 (10/24/14)
FREE DIVE MAIN, information includes (Fig. 80) -
Either Elapsed Dive Time (EDT) or the Countdown Timer (CDT) can displayed on the Main screen with the other on the Alternate.
Due to short dive times, the Auto Dim feature that automatically dims the screen to a lower level of brightness is not active during FREE dives. Bright-
ness will remain at the % you adjust it to until you change it.
> Current Depth with FT (or M) icon.
> Graphic CDT with Countdown Time (from min:sec set to 0:00).
> Graphic EDT with Elapsed Dive Time (up to 9:59 min:sec).
> Temperature with F (or C) icon.
> TLBG (TL), if any from FREE or previous NORM dives.
> Low Battery icon - yellow (if voltage is at the warning level), or red flashing (if voltage is at the alarm level).
• A (2 sec) - to access Adjust Brightness.
• A (< 2 sec) - to access ALT.
• S (< 2 sec) - to start/stop CDT.
• S (2 sec) - to access Compass*.
*These items can only be accessed while viewing the Main.
ADJUST BRIGHTNESS, information includes (Fig. 81):
> xx % (last value saved). Up to 60% max when Low Battery Warning or Alarm.
• S (2 sec) - to step back to the Main without changing the value.
• A (< 2 sec) - to step upward through values of 10% to 100% one at a time in increments of 10%.
• M (< 2 sec) - to step down through values one at a time.
• S (< 2 sec) - to save the % setting and revert to the Main.
• Revert to Main in 10 sec, if no button is pressed.
FREE DIVE ALT, information includes (Fig. 82) -
> MAX D = xxx FT (or xx.x M).
> TIME = hr:min with AM (or PM) if 12 Hour Format.
> NDC = hr:min (up to 9:59).
• A or M (< 2 sec) - to step back to FREE Dive Main.
• Revert to Main in 10 sec, if no button is pressed.
FREE DIVE ALARMS
FREE mode alarms, which are separate from NORM (or GAUG) alarms, sound 1 or 3 times as (3) short beeps then clear. They
cannot be acknowledged or silenced.
FREE CDT Alarm
When a set Countdown Time reaches 0:00, the Audible Alarm will sound during which time the graphic CDT with 0:00 (yellow)
will flash on the Dive Main screen* (Fig. 83A), then remain as 0:00 solid. *If EDT was selected and displayed on the Main, it
will be replaced by CDT during the audible then EDT will be restored when the audible is silenced.
FREE RTI (EDT) Alarm
When set ON, the RTI (Repeating Time Interval) alarm activates every 30 seconds of EDT (Elapsed Dive Dive) during a dive. The
Audible will sound during which time the graphic EDT with Time digits (yellow) will flash on the Dive Main screen* (Fig. 83B),
then the screen will return to normal. *If CDT was selected and displayed on the Main, it will be replaced by EDT during the
audible then CDT will be restored when the audible is silenced.
FREE Depth Alarms
When set ON, the Depth alarms (1, 2, 3) activate at their set Depths. The Audible will sound during which time the graphic D1
(D2, D3) and Depth digits (yellow) will flash on the Dive Main screen (Fig. 83C), then return to normal.
High Nitrogen Alarms
When nitrogen increases to the caution level (9 segments), the Audible will sound during which time the TLBG segments (green &
yellow) will flash on the Dive Main screen (Fig. 83D), then become solid.
In the event that nitrogen continues to increase and reaches the Deco level; the Audible will sound again during which all TLBG
segments and the graphics GO UP VIOLATION with Up Arrows will flash on the Dive Main screen until on the surface (Fig. 83E).
The TLBG will be removed after the audible is silenced.
Upon surfacing, the graphic VIOL (red) will flash for 1 minute, then alternate with FREE for 24 hours with VGM (Violation Gauge
Mode) activated to prevent further dives.
Fig. 80 - FREE DIVE MAIN
Fig. 81 - BRIGHTNESS
Fig. 83B - EDT ALARM Fig. 83C - DEPTH ALARM Fig. 83D - TLBG AL Fig. 83E - VIOLATION
(entry into Deco)
Fig. 83A - CDT ALARM
46
FT
F78
TL
0:34
CDT
1:26
EDT
100%
ADJUST BRIGHTNESS
TIME =
NDC =
MAX D =
78 FT
10:26 AM
1:19
Fig. 82 - FREE DIVE ALT
60 FT
F63
TL
D1
1:04
CDT
1:56
EDT
46 FT
F83
TL
0:00
CDT
2:01
EDT
28 FT
F67
TL
0:30
CDT
1:30
EDT
106 FT
F59
TL
0:42
CDT
2:18
EDT
78
FT
F54
TL
GO UP
VIOLATION