JRC JMA-5912-6, Instruction Manual, Page: 424 / 466

I
OVERVIEW
I-i Overview
Interswitch NQE-3141 is equipment that enables free changeover between radar display units installed on
the bridge and antenna units having different characteristics.
If display unit is turned off or malfunctioned, the scanner unit can be controlled by other display unit.
If interswitch unit had malfunctioned, the radar system is switched to standalone mode.
Up to 8 units can be changed over.
When the connected scanner is changed, following setting values are automatically loaded.
Tune Adjustment (See the section 7.1.3)
Bearing Adjustment (See the section 7.1.4)
Range Adjustment (See the section 7.1.5)
Antenna Height (See the section 7.1.8)
Antenna installation location (See the section 7.1.9)
Sector Blank (See the section 7.2.2)
TNI Blank (See the section 7.2.3)
Performance monitor adjustment (See the section 7.2.4)
PRF Fine Tuning (See the section 3.8.3)
I-ii Interswitch Setup
Connection modes can be changed simply by changing the interswitch connection (upper left of the display
⑥
on page 2-16).
Note:
A master display unit is always necessary for establishing a slave connection.
Before a slave display unit can be placed in transmission state, the master display unit must be
placed in transmission state.
upper left of the display
⑥
Inter switch connection
change
Connected scanner unit
Connection mode
The upper stand indicates the number of the connected scanner unit.
The lower stand indicates the connection mode.
Master :Mode in which the scanner unit can be controlled by the display unit.
Slave
:Mode in which the scanner unit cannot be controlled.
When Slave is selected, transmission / standby and pulse length cannot be changed. The available
range is also limited.
A-1