Icom FP-561 Instruction Manual page 49

⁄0 Ship speed
⁄1 Operation mode
⁄2 Bearing
⁄3 Frequency
⁄4 [RANGE] key
⁄5 Sensitivity level bar
⁄6 Color pattern
⁄7 Plotter alarm indication
⁄8 Fishfinder alarm
rSOUNDER MODEq AVAILABLE SCREENS AND INDICATIONS
This field shows the current ship speed.
When the system operates in auto mode (
This field shows the current bearing of the bow (at which the ship is navigated).
• T (TRUE); True bearing, M (MAG); Magnetic bearing (p. 66)
This field shows the frequency in use (Ó: high frequency, Ò: low frequency).
In the dual screen, the frequency specified on the Fishfinder Menu screen is dis-
played on the right.
This field shows the current setting (Range/Shift/Auto) of the range key.
The level bar indicates the sensitivity in 32 levels.
When the Sensitivity key is pressed to adjust the sensitivity level, the level bar
appears on the screen while highlighted in yellow.
The color pattern consists of eight colors arranged in descending order of reflec-
tion level. If the noise reduction function (
lower reflection level may not be displayed.
The background color can be set to "Blue" or "Black" (
tivity should be adjusted so that the portion close to the sea bottom is indicated in
red. If this portion has a yellow-green color, the depth or the shape of sea bottom
may not be detected due to weak reflection from the sea bottom.
Reflection strong
[
Red Orange
Detection is enabled
Alarms indicated in this field include range alarm and arrival alarm.
Alarms indicated in this field include depth alarm, fish alarm and shoal alarm.
P.53), "AUTO" is indicated in this field.
P. 51) is ON, however, colors having a
Yellow-
Yellow Green Light blue
green
[ \ Detection is disabled
1
P. 50). The image sensi-
Reflection weak
\
Dark blue
Blue
(Black)
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