Furuno FR-1500 - Manual (Page 60)

-1.46-
1.49 Enlarging Close-in Targets (R-type only)
All targets within the first range ring can be enlarged as follows:
1. Press the [MENU] key to open the menu.
2. Press the [5] key twice to display the ECHO SIG menu.
ECHO SIG
1. COLOR
YEL GRN *
2. CLTR SWEEP OFF ON (LINK) ON(FIX)
3. SWEEP LEVEL 1 2 3
4. ENHANCE OFF ON
5. 2 ND ECHO OFF ON
6. PULSE 1
7. PULSE 2
8. A/D CURVE A B C D
9. CNTR ENHANCE OFF ON
0. REALTIME HU
OFF ON
*Color available on R-type
8., 9., 0. R-type only
3. Press the [9] key to select OFF or ON from the CNTR (Center) ENHANCE field as
appropriate.
4. Press the [ENTER/SELECT] key followed by the [MENU] key.
1.50 A/D Converter Curve Setting (R-type only)
You may select an A/D curve according to objective, referring to the table below. The default
setting is A.
1. Press the [MENU] key to open the menu.
2. Press the [5] key twice to display the ECHO SIG menu.
3. Press the [8] to select desired curve referring to the table below.
4. Press the [ENTER/SELECT] key followed by the [MENU] key.
A A lot of green but little red.
Noise is green in color.
Float detection.
Reduce sea reflections.
General navigation.
B Between A and C. Normal use: Useful for target
discrimination.
C Little green but lot of red.
Fine noise.
Noise in yellow and red.
Long range detection.
Buoy detection.
D Little green but lot of red.
Fine noise.
Noise in red.
Long range detection.
Buoy detection.
Longer range detection than C