Bearing Adjustment; Range Adjustment - JRC JMA-5312-6 Instruction Manual

7.1.4

Bearing Adjustment

Make adjustment so that the bearing of the target measured with the ship's compass matches the bearing of
the target echo on the radar display.
Procedures 1. Select H Up for the bearing presentation. Set video processing
(PROC) to OFF.
2. Measure the bearing of an adequate target (e.g., a ship at anchor, a
breakwater, or a buoy) relative to own ship's heading.
3. Open the Serviceman Menu.
4. Open the Bearing Adjustment menu by performing the following menu
operation.
5. Adjust the bearing adjustment value so that the target measured in
step 2 is adjusted to the correct bearing.
For how to input numeric data on the numeric value input screen, see Section 3.3.4.
Make adjustment by the 0.1°.
6. Move the cursor onto the
7.1.5

Range Adjustment

Make adjustment so that the range of a target on the radar display is shown correctly.
Procedures 1. Search the radar display for a target of which range is already known.
2. Open the Serviceman Menu.
3. Open the Range Adjustment menu by performing the following menu
operation.
4. Adjust the range adjustment value so that the target measured in step
1 is adjusted to the correct range. (For inputs to the value input
screen, refer to Section 3.3.4.)
5. Move the cursor onto the ENT
1. Adjust Menu
→ 2. Bearing Adjustment
1. Adjust Menu
→ 3. Range Adjustment
7-6
7.1 Settings at Installation
ENT button, and press the [ENT] key.
button, and press the [ENT] key.
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