Furuno FR1500 Mk3 User Manual download pdf (Page 51)

-1.39-

3. Press the [2] key to turn on/off the clutter sweep function:

OFF: Turns off clutter wiper feature.

ON(LINK): Sweep area moves with trackball operation. Sweep cursor shown by dashed

lines.

ON(FIX): Sweep area is fixed on the screen. Sweep cursor shown by solid lines.

4. Press the [3] key (SWEEP LVL) several times to select level of suppression to use; “3”

provides the highest level of noise suppression.

5. Press the [ENTER/SELECT] key to register your selection and the [MENU] key to finish.

6. Operate the trackball to select area to process.

The clutter sweep feature may also be activated by the [F2] key.

1.45 Day, Night Brilliance

Press the BRILL control for day or night use; the whole screen is brightened or dimmed. This

function has no effect on panel illumination.

1.46 Contrast

The contrast of video is adjustable in three levels according to the radar video sampling level. Select

the level so that the radar picture shows up most clearly from the background.

1. Press [F1].

2. Press the [6] key to select desired contrast level from the CONTRAST field. Selected level is

indicated as CONTRAST1, CONTRAST2 or CONTRAST3 at the lower-left corner on the

screen.

3. Press the [MENU] key to finish.

Select area to reduce

clutter.

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Furuno FR1500 Mk3 User Manual Page 51