2. OPERATION
2-39
4. Use or to select a function from the list and press the ENTER key. Below are
the available functions.
5. Press the MENU key to close the menu.
2.29 Dynamic Range
You can change the dynamic range to erase unwanted weak echoes (sea reflections,
etc.). Select [Narrow], [Normal] or [Wide] depending on conditions.
1. Press the MENU key to open the menu.
2. Use or to select [Echo] and press the ENTER key.
3. Use or to select [Display-Dynamic] and press the ENTER key.
4. Use or to select [Narrow], [Normal] or [Wide] then press the ENTER key.
[Narrow]: Erase weak echoes.
[Normal]: Normal use
[Wide]: Display weaker echoes.
5. Press the MENU key to close the menu.
2.30 Echo Average
To identify true target echoes from the sea clutter, echoes are averaged over succes-
sive picture frames. If an echo is solid and stable, the echo is shown in its normal in-
Rings Brill
Mark Brill
HL Brill
Char. Brill (Character Brill)
Trail Brill
L/L Grid Brill
Chart Brill
Plotter Brill
Dep. Line Brill (Depth Line Brill)
View Position
Display Color
Echo Color
Back. Color (Background Color)
Char. Color (Character Color)
Transparency
Echo Col. Mode (Echo Color Mode)
Display Mode
Zoom
Off-center Mode
Echo Area
Data Box
Gain Mode
Sea Mode
Auto Sea
Rain Mode
Auto Rain
A/C Auto
Pulse Width
Echo Stretch
Echo Average
Int Rejector
Display-Dynamic
Display-Curve
Target Analyzer
T.A. Mode (Target Analyzer Mode)
Rez Boost
Target Alarm 1
Target Alarm 2
Watchman
Trails-Grad. (Trails - Gradation)
Trails-Color
Trails-Ref. (Trails Reference)
Trails-Level
Trails-OwnShip
WPT Mark
EBL Reference
VRM Unit
Cursor Data
PI Lines
PI Line Mode
Cursor Type
OS Mark
Barge Mark
Vector Ref.
CPA
TCPA
Proximity
RV.-Target
TT-Display
TT-Color
AZ/ALM Select
ACQ by Doppler
TT-Erase Lost
AIS-Display
AIS-Color
AIS-Erase Lost
AIS-Ship Name
AIS-Custom-Std.
AIS-Custom-Red
AIS-Custom-Yel.
AIS-Custom-Cyan
AIS-Custom-Mag. (Magenta)
AIS-Fish. Col. (Fish School Color)
RC-Display
RC-Color
Disp. Chart
Emphasize Land
Chart Type
L/L Grid
Disp. Scroll
Disp. Ext Marks
Screen Shot