Noise Rejector - Furuno FCR-21x9-BB Operator's Manual

2. RADAR, CHART RADAR OPERATION
2.17

Noise Rejector

White noise may show itself on the screen as random "speckles" spread over the en-
tire radar image. You can remove this noise as follows:
1. Open the menu then select the [1 ECHO] and [1 CUSTOMIZE ECHO] menus to
show the [CUSTOMIZE ECHO] menu.
2. Select [4 NOISE REJECT].
3. Select [OFF] or [ON] as appropriate.
4. Close the menu.
The status of the noise rejector is indicated at the top-left position, [NR: ON] or [NR:
OFF].
Noise Rejector ON
2-20
Noise Rejector OFF