JRC JAN-701B Instruction Manual page 196

7. Select "Select Cross Point" . And, set the cross point of TPL and the third LOP.
8. [Reference Point] button is selected, and the position of the ship is adjusted.
3 Basic Operation of ECDIS
Information message displayed when there are three LOP or more.
Select [OK] .
3-134
Select the third LOP and TPL.
Displaying cross point.
Adjusting the position of the ship.