Sector Blank Setting (Sector Blank) - JRC JMA-9133-SA Instruction Manual

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JMA-9100 Instruction Manual 7.SETTINGS FOR SYSTEM OPERATION
7.2.2

Sector Blank Setting (Sector Blank)

In order not to display radar echoes, set a sector range and stop transmission in the
bearing range. Three types of sectors can be created.
The sector blank function operates in the relative bearing with the bow as the
benchmark.
Notice
•
Displays the Magnetron Current bar instability indicating in sector blank area, but it
is normal operating.
•
For how to magnetron current to check, see Section 8.3.1.7 "Magnetron Current".
7.2.2.1 Sector Blank Function On/Off (Sector1,2 and 3)
Procedures
1) Open the Serviceman Menu.
2) Perform the following menu open procedure to open the Sector
Blank setting menu.
3) Set the sector blank number
which the sector blank function operates.
The system allows the use of up to three sector blank areas.
Set each sector blank area to on or off.
7.2.2.2 Sector Blank Area Creation (Make Sector 1,2,3)
Procedures
1) Open the Serviceman Menu.
2) Perform the following menu open procedure to open the Sector
Blank setting menu.
Select the sector blank number (
3)
sector creation, and click the Make Sector button in the menu.
The selected sector blank will be made.
2. Installation Menu
→ 3. Sector Blank
On
: The sector blank function of the number is operated.
Off
: The sector blank function of the number is stopped.
2. Installation Menu
→ 3. Sector Blank
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7.2 SETTINGS
Sector 1 ,
Sector 2
to
Make Sector 1
, or with
Sector 3
) for
Make Sector 3