303.3.15 To change the way of direction symbol1. Indication of ship’s head line (H-UP)Menu Indication Mode Input Head Input Esc Ship’s head is displayed to the HEAD UP. If ship’s head is changed, ECHO image bearing on the screen is alsochanged. If you could not obtain bearing reference from external navigationequipment like Gyro Compass, it sets out with this bearing display.Image moves to the left.When the own ship turn right to45 degree
