JMA-9100 Instruction Manual > 7.SETTINGS FOR SYSTEM OPERATION > 7.3 ADJUSTMENT
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7.3.1.2 Noise Level Adjustment Mode (Setting Mode)
A noise level is factory-adjusted while this mode is turned on.
Procedures
1) Open the Serviceman Menu.
2) Perform the following menu open procedure to open the noise
level adjustment menu.
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The noise level adjustment mode is switched between on and off.
7.3.2 Adjustment of Target Tracking Function (TT)
7.3.2.1 Vector Constant Adjustment (Vector Constant)
Adjust the vector follow-up performance of the target tracking function.
The vector constant is adjusted to an optimal value, so do not change it carelessly.
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Procedures
1) Open the Serviceman Menu.
2) Perform the following menu open procedure to open the Vector
Constant adjustment menu.
Factory-adjustment method
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The noise level adjustment value is once decreased to about 130.
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While the noise level adjustment value is gradually increased, the value
with which radar echoes start turning yellow is determined as the set
value.
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The noise level adjustment mode is turned off when the adjustment is
finished.
Do not change the set value carelessly.
The vector constant shall be set to 5 normally. If the vector
constant value is higher, a targetās vector will be better followed
up when the target and own ship change their course or speed,
but the vector accuracy will be lower on the contrary.
9. RADAR/TT Initial Setup
1. Signal Processing
2. Setting Mode
Attentio n
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