Setting The Antenna Height - JRC JMA-2343 Instruction Manual

(i) Adjust the proximate perimeter of the target to the distance to the VRM pushing the "▲
(up)" or "▼ (down)" on the
(j) Push the
ＥＮＴＥＲ ＥＮＴＥＲ
ＥＮＴＥＲ ＥＮＴＥＲ
The 0 NM adjustment has been completed.
Reference: Reference: When Reference: Reference: When When there When
If there is no target with known distance from the ship, it is possible to undertake 0 NM
adjustment using the following simplified method.
(A) Steps (a) through (c) are the same as with a target of known distance.
(B) Select a target that represents a long linear line such as the shoreline or embankment.
(C) Same as in (h) with a target of known distance.
(D) Adjust so that the target becomes a straight line on the PPI screen pushing the "▲
(up)" or "▼ (down)" on the
Position of the ship
The distance is too great
(E) Push the
ＥＮＴＥＲ ＥＮＴＥＲ ＥＮＴＥＲ ＥＮＴＥＲ
The 0 NM adjustment has been completed.

9.8.5 Setting the antenna height

This operation sets the height of the antenna from the sea surface.
(a) Select "ANTENNA HEIGHT" in the menu "INITIAL SETTING 1".
ＲＡＮＧＥ ＲＡＮＧＥ ＲＡＮＧＥ ＲＡＮＧＥ
key.
there there is is is is no there no target no no target with target target with known with with
ＲＡＮＧＥ ＲＡＮＧＥ
ＲＡＮＧＥ ＲＡＮＧＥ
Ship's heading marker
Target
The distance is just right
key.
key.
known distance known known distance from distance distance from the from from
key.
The distance is too short
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the ship. the the ship. ship. ship.