Raymarine Lighthouse Sport 3.10 Series Advanced Operation Instructions page 112

Sonar display tab (DownVision™ channel)
Menu item and description
Color palette:
Various color palettes are available to suit different conditions
or your personal preference.
Depth lines:
Displays horizontal depth lines.
Temperature graph:
When enabled overlays a temperature line on the scrolling
sonar image. The temperature line will help to determine
change in water surface temperature.
In Pause / playback mode temperature labels are displayed
on the temperature line.
Manual temp range:
When enabled you can specify a fixed manual minimum and
maximum limit for water surface temperature. The Maximum
and Minimum limits are displayed in the temperature graph.
The temperature graph overlay must be enabled before manual
temperature range can be enabled.
Maximum temp:
Specifies the fixed maximum water temperature limit for the
temperature graph.
Current temp:
Displays the temperature currently being recorded by your
transducer's temperature sensor.
Minimum temp:
Specifies the fixed minimum water temperature limit for the
temperature graph.
Beep:
When manual temperature range has been selected the display
can trigger an audible beep when the current temperature
reading passes the minimum and maximum temperature
thresholds.
Color threshold
Color threshold determines the signal strength below which
target returns are not shown.
A low value results in only the strongest colors or lightest
shades being displayed.
Scroll speed
Determines the scrolling speed for the Sonar image.
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Options
• Copper
• Inv Copper
• Slate Gray
• Lime Green
• Inv Lime Green
• Burnt Yellow (default)
• Inv Burnt Yellow
• Cool Blue
• Inv Cool Blue
• Ruby Red
• On
• Off (default)
• On
• Off (default)
• On
• Off (default)
Temperature value.
Temperature value.
Temperature value.
• On
• Off (default)
Value between 0% to
100%.(100% (default))
Value between 0% to 500%
(100% (default)).