Instruction Manual

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RA51/52/53/54/55 INSTRUCTION MANUAL – 05 31

5.4 Soft Key Functions ________________________________________

xxx

= Keys to press

Various functions are assigned to keys numbered "1" through "7". There can be a total of 4 sets of

functions assigned to them. Switching among the sets is done by pressing the "NEXT" soft key.

Soft keys can be assigned any function you like by accessing the "KEY ASSIGNMENT" function

in the "CUSTOM" menu of the "SETUP".

5.4.1 Bearing measurement (EBL1)

When the "EBL1" key is pressed, a dotted electronic bearing line (EBL1) appears from the center

to the top of the screen. Initially it overlays the boat's heading line. By rotating the control knob,

you can change the bearing of this line. The angle from the boat's heading will appear in a

highlighted display at the lower left of the screen. Press the "EBL1" key again to make the line

disappear.

Note: 1 xxx.x

indicates EBL1.

EBL1 Control knob EBL1 EBL1 is displayed and the process is finished.

Other function key

EBL1 is displayed and the function is shifted.

EBL1 EBL1 is turned off.

5.4.2 Bearing measurement (EBL2)

Your radar is equipped with two electronic bearing lines. Press the "EBL2" soft key to display the

second one. The EBL2 angle will appear in a highlighted display at the lower right of the screen.

5.4.3 Distance measurement (VRM1)

When the "VRM1" key is pressed, a variable range marker (VRM1) appears as a dotted-line

circle.

You can adjust the distance of this line from your boat's position by rotating the control knob.

This distance is displayed in reverse characters at the lower left of the screen.

Note: 1 xxx.x NM indicates VRM1.

VRM1 Control knob VRM1 The VRM1 distance is displayed and the VRM operation

is ineffective.

Other function key

VRM1 is displayed and the effective function shifts to

other function.

VRM1 VRM1 is turned off.

5.4.4 Distance measurement (VRM2)

A second variable range marker is also available when you press the "VRM2" soft key. The VRM2

distance will appear in a reverse display at the lower right of the screen.

5.4.5 Measuring the angle between two points (FL EBL2)

The angle relative to your boat's heading between two points anywhere on the screen can be

measured using the floating electronic bearing line or "FL EBL2" soft key. When you press the

key,

“SET START POINT” is displayed at the bottom of the screen and a small cross mark appears.

Use the cursor pad to position the cross mark on one of the echoes, and then press "ENT". Press

"EBL2", then rotate the control knob until the electronic bearing line is centered on the second

echo. The angle of a line between the two objects relative to your boat's heading will be displayed

Summary of content (7 pages)

PAGE 1
5.4 Soft Key Functions ________________________________________ xxx = Keys to press Various functions are assigned to keys numbered "1" through "7". There can be a total of 4 sets of functions assigned to them. Switching among the sets is done by pressing the "NEXT" soft key. Soft keys can be assigned any function you like by accessing the "KEY ASSIGNMENT" function in the "CUSTOM" menu of the "SETUP". 5.4.
PAGE 2
in the lower right corner of the screen. If you want to keep the floating electronic bearing line you have just created, presses "ENT", otherwise, press "EBL2" and it will disappear. 5.4.6 Measuring the distance between two points (FL VRM2) You can measure the distance between any two points on the screen by using the floating variable range marker or "FL VRM2" soft key. When you press the key, “SET START POINT” is displayed at the bottom of the screen and a small cross mark appears.
PAGE 3
5.4.8 Temporarily erasing heading marker (HDG OFF) The heading marker is temporarily removed from the screen by holding down the “HDG OFF” key. 5.4.9 Using parallel cursors (///CSR) Press the “///CSR” key and parallel cursors will appear on the screen. As you move the EBL, the parallel cursors also move. To cancel the function, press "///CSR" key once more. 5.4.10 Establishment of the indication of the RANGE RINGS (RINGS) Press the “RINGS” key to make range rings appear on the screen.
PAGE 4
To set off-centering point, press relevant keys as follows: OFF-C → Up/Down & Left/Right → ENT Fixes the off-centering point and exit the off-centering state. To cancel the OFF-C function, press the OFF-C key again. OFF-C The "OFF-C" display at the upper right disappears and function returns to the ordinary state from the Off Center state. 5.4.
PAGE 5
.4.18 Displaying track of targets (TRACK) When the "TRACK" key is pressed, "TK 15SEC" is displayed on the left side of the screen and track mode is entered. Use this function to determine the direction another boat or ship is moving relative to your boat's course. The display characters indicate the length of the track, in this case, where the other boat has been during the past 15 seconds. Note: Refer to "5.5.3.6 Displaying track of targets (TRACK)".
PAGE 6
5.4.22 Reversing the screen (PICTURE) The LCD display readability is affected by ambient light conditions. In some cases, specifically at night, you may find the display is easier to view when the entire screen is reversed. Press the "PICTURE " key to change it. The color of the screen will be changed on color model. . 75 Note: Refer to "5.5.4.3 Reversing the screen (PICTURE)". .25 HU 5.4.23 Change to PPI screen ( PPI ) Press the "PPI" soft key, and the screen will change to a single PPI screen.
PAGE 7
5.4.27 Change to ALL PPI screen ( ALL PPI ) Press the "ALL PPI" key and all data elements and soft keys will disappear from the screen, displaying a full-frame radar image. The range, ring interval and display mode are shown in the upper left corner. The only controls that have any effect in this mode are the "RANGE UP", "RANGE DOWN", "MENU" and POWER buttons, along with the cursor pad. Pressing any other keys will exit ALL PPI and return the display to the normal PPI screen mode. .75 .