Setting A Radar Guard Zone [Alarm Ack]; Setting A Radar Guard Zone Detection Level [Alarm Ack] - JRC JMA-5104 Instruction Manual

(d) Operate [TRACK BALL] to set the range outside the guard zone and the starting angle of
the guard zone, and then press the [JOG DIAL] or [ACQ/ENT] key.
(e) Operate [TRACK BALL] to set the ending angle of the guard zone, and then press the
[JOG DIAL] or [ACQ/ENT] key to determine the setting.
Caution
● ● ● ● Radar guard zone modes
There are two guard zone modes (invade and leave) - the invade mode issues an
alarm when a ship or target gets into the specified guard zone, and the leave
mode issues an alarm when a ship or target gets out of the specified guard zone.
Note that the range specified as the radar guard zone is displayed only when the
radar is in transmitting state. It is not displayed when the radar is in standby
state.

4. Setting a radar guard zone [ALARM ACK]

Take the following steps to set the mode that issues an alarm when a target gets into the
specified radar guard zone or when a target gets out of the specified radar guard zone:
(a) Hold down the [ALARM ACK] key to display the ALARM menu.
(b) Select ALARM ,
DIAL] or [ACQ/ENT] key after each selection.
(c) The menu below is displayed. Turn [JOG DIAL] to select IN or OUT , and then press
the [JOG DIAL] or [ACQ/ENT] key to determine the selection.

5. Setting a radar guard zone detection level [ALARM ACK]

Take the following steps to set the detection level of a guard zone:
(a) Hold down the [ALARM ACK] key to display the ALARM menu.
(b) Select ALARM , GUARD ZONE , and then ALARM LEVEL pressing the [JOG
DIAL] or [ACQ/ENT] key after each selection.
(c) The menu below is displayed. Turn [JOG DIAL] to set an alarm level 0 to 15, and then
press the [JOG DIAL] or [ACQ/ENT] key to determine the setting.
GUARD ZONE
ALARM MODE
ALARM LEVEL
SETTING
GUARD ZONE , and then ALARM MODE
GUARD ZONE
ALARM MODE
IN
OUT
GUARD ZONE
ALARM MODE
ALARM LEVEL
8
68
IN
8
IN
8
IN
8
pressing the [JOG