JRC JMA-5312-6 Instruction Manual page 274

Procedures 1
2
3
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5
Note: If AIS function is set to on, the reference target function cannot be used.
Tracking a target for which ground fixed.
Put the cursor on the tracked target, and press the [CLR / INFO] key.
The cursor mode list will appear.
Press the [8] key.
The Property will appear.
Press the [3] key.
The reference target function will be set to on or off.
On :A reference target is set.
Off :The reference target is canceled.
Put the cursor on the speed sensor switching (Own ship information
② on page 2-22), press the [ENT] key, and select
The speed of own ship calculated from the reference target will be displayed.
When a reference target is set, the symbol display is changed to "
Only one target can be set as a reference target.
When a new reference target is set, the previously set reference target is canceled.
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REF. .
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