4. Select [Distance] with the arrow keys, then press the
ENTER
key.
[Off]/[Low]/[Medium]/[High] selection box appears.
5. Select [Off], [Low], [Medium] or [High] with remove one space the arrow keys,
then press the
ENTER
key.
6.
Press the
MENU/ESC
key to close [Menu].
4.5.4
How to smooth echoes (time)
If echoes are difficult to see because they appear “speckled”, use the echo
smoothing feature to suppress the speckling by time, by changing the setting of
[Echo Smoothing] – [Time] to [Low], [Medium] or [High] as necessary.
Touch control:
1. Press the
MENU/ESC
key to open [Menu].
2. Tap [SONAR].
3. Tap [Echo Smoothing].
4. Tap [Time].
[Off]/[Low]/[Medium]/[High] selection box appears.
5. Tap [Off], [Low], [Medium] or [High].
6. Tap [×] on the title bar to close [MENU].
Key control:
1. Press the
MENU/ESC
key to open [Menu].
2. Select [SONAR] with the arrow keys, then press the
ENTER
key.
3. Select [Echo Smoothing] with the arrow keys, then press the
ENTER
key.
4. Select [Distance] with the arrow keys, then press the
ENTER
key.
[Off]/[Low]/[Medium]/[High] selection box appears.
5. Select [Off], [Low], [Medium] or [High] with the arrow keys, then press the
ENTER
key.
6. Press the
MENU/ESC
key to close [Menu].
4-18
4
.
MULTI BEAM SONAR DFF-3D
