Using the automatic rain / snow clutter suppression mode
The rain / snow clutter suppression in accordance with the intensity of rain / snow clutter is
possible. Use this mode when the rain / snow clutter's intensity differs according to
directional orientation.
Procedures 1 Press the [AUTO-RAIN] dial.
The automatic rain / snow clutter suppression mode is selected, and AUTO is
displayed in the sea clutter suppression (Sea) mode switching and the rain / snow
clutter suppression (Rain) mode switching ( lower left on the display ⑩ and ⑪ on
page 2-18)
2 Make adjustments by turning the [AUTO-RAIN] dial and the
[AUTO-SEA] dial.
Even when the automatic rain / snow clutter suppression mode is selected, turning the
[AUTO-RAIN] dial and the [AUTO-SEA] dial can make fine adjustments manually.
Note: When the automatic rain / snow clutter suppression mode is selected, the automatic sea
clutter suppression mode is also activated.
It is not possible to set only the rain / snow clutter suppression function to the automatic
mode.
Cancellation 1 Press the [RAIN] dial.
The automatic rain / snow clutter suppression mode is cancelled, and AUTO is
changed to MAN in the sea clutter suppression (Sea) mode field and the rain /
snow clutter suppression (Rain) mode field.
3.2.7 Reset Alarm Buzzer [ALARM ACK]
When an audible alarm is issued, use [ALARM ACK] to acknowledge the alarm information, stop
the alarm buzzing, and stop the alarm lamp flashing. (If more than one alarm has occurred, press the
key for each alarm indication.) The alarm stops buzzing, but the alarm indication does not disappear.
Procedures 1 Press the [ALARM ACK] key.
The alarm will stop buzzing.
3-11
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