Furuno BB FAR28x7 - Manual (Page 41)

1. RADAR OPERATION
1-15
1.10 Tuning the Receiver
1.10.1 Choosing the tuning method
The tuning method can be selected with the TUNE box at the top of the screen.
1. Roll the trackball to choose the TUNE box (TUNE AUTO or TUNE MAN) at
the top of the screen.
TUNE AUTO
Place arrow inside box
to adjust tuning, when
TUNE MANU is selected.
Tuning method (AUTO or MANU)
Tuning bar
Tuning level
TUNE box
2. Push the left button or roll the wheel to display TUNE AUTO or TUNE MAN
as appropriate.
3. If you used the wheel to choose tuning method, push the wheel or the left
button to change setting.
1.10.2 Initializing tuning
Automatic tuning is initialized during the installation. However, if you feel that
automatic tuning is not working properly try re-initializing it as follows:
1. Roll the trackball to choose the MENU box at the right side of the screen and
then push the wheel or the left button.
2. Roll the wheel to choose 1 ECHO and then push the wheel or the left button.
[ECHO]
1 BACK
2 2
ND ECHO REJ
OFF/ON
3 TUNE INITIALIZE
4 PM*
1
OFF/ON
5 SART
OFF/ON
6 WIPER
OFF/1/2
7 ECHO AREA*
2
CIRCLE/WIDE/ALL
* 1 Not available on FAR-2157/2167DS
* 2 Not available on IMO or A type
ECHO menu
3. Roll the wheel to choose 3 TUNE INITIALIZE.
4. Push the wheel or the left button to initialize automatic tuning. (For operation
from the keyboard, press the [ENTER MARK] key.) “WORK IN PROGRESS
– TUNE INITIALIZE appears in the Alert Box during the initialization.
5. Push the right button twice to close the menu.