Furuno MFD12 - System-Radar Menu

13. How to Adjust Settings
13-17
13.5.3 System-Radar Menu
The [System-Radar] menu provides the radar functions like manual tuning, tx sector
area (area of no transmission) and pulse length.
Manual Tuning: If you require manual tuning, do the following:
1. Use the RANGE key to select the 24-mile range.
2. Press the MENU key to open the menu.
3. Open the [System-Radar] menu.
4. Turn off Auto Tuning.
5. At the menu item [Tuning], select Range 1 (range 1 in the dual-range mode) or
Range 2 (range 2 in dual-range mode) then push the RotoKey.
6. Use the RotoKey to select Manual Tuning then push the RotoKey.
7. Rotate the RotoKey to adjust the tuning. The range is -50 to +50(%).
8. Push the RotoKey to validate your setting.
9. Press the MENU key to close the menu.
Tx Sector Blanking #1(#2) Start Angle: Stop the transmission within the sector you
indicate. For example, mark a blind sector on the display for the area where transmis-
sion is prevented by a mast. This sector is normally set by the installer of the equip-
ment.
You can set two sectors. One sector must be less than 135 degrees in width. The total
width of two sectors must not be more than 270 degrees.
Tx Sector Blanking #1(#2) Span: Set the width of the blind sector (in degrees) here.