How Do I Determine Depths And Distances Of Targets - Raymarine C-Series Reference Manual

7-18

7.6 How do I determine depths and distances of targets?

The fishfinder provides various features to determine depths and distances:
200 kHz: Auto
VRM marker
indicating
distance
behind boat
Depth line
VRM marker
indicating
depth of target
Depth
reading
69
VRM 1
ON
• Depth reading - your current depth displayed. The size and position of this digit
can be changed via the Fishfinder display Setup menu.
• Depth lines - horizontal dashed lines drawn at regular intervals to indicate the
depth from the surface. These are switched on/off via the Fishfinder Display Setup
menu (see
• Depth Target ID - depths noted against recognised targets. The sensitivity of
these IDs is directly linked to the Fish Alarm sensitivity; the greater the fish alarm
sensitivity, the greater the number of labelled returns. These targets are switched
on/off via the Fishfinder Display Setup menu (see
• Cursor depth - the depth and the distance from your boat marked by the cursor,
is indicated in the data bar at the top of the screen. This performs in a similar way to
a VRM, but without lines.
• VRMs - to indicate the distance behind your boat and the depth below of selected
objects. These are set via the PRESENTATION soft key and are described overleaf.
48
49
73
74
RANGE
OFF 0.787nm
page 24
).
C-Series Display Reference Manual
Gain: Auto High
49
63
74
DEPTH
44.7ft
Cursor
(depth indicated
in data bar)
page 24
).
69 70
74
78 78
Depth Depth
target ID markers