Koden MDC-2900, Operation Manual

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Chapter 4 General operation (Menu) MDC-2900 Series
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once and recorded from the start.
ON: When the trail mode is switched over between the true and relative mode, the trail is immediately
displayed but roughly.
TRAIL MOVE
Selection values: COURSE, POSITION
This function is to select COURSE or POSITION (Lat/Lon) for the display reference of trails.
If POSITION is used, the display of trails will be more stable, because there is no effect due to
staggering of ship’s bearing. However, latitude and longitude are to be input.
TRAIL REL MODE
Selection values: HDG, TRUE
This function is to select either ships bearing or true direction for the recording reference of relative
trails.
HDG: All trails of moving targets on the screen will be displayed.
TRUE: When the ship turns round, the trail due to the turning round will not be displayed
.
H UP OFFSET
Selection values: 0.0° to 359.9°
This function is to offset the upper part of screens from ship’s bearing at H UP.
Refer to “
For H UP (Head up mode)
” (page2-23).
ALL PPI
Selection values: OFF, ON
This function is to display images and trails on all screens (excluding menu area and own ship’s
information area).
ECHO MOVE
Selection values: SCAN, SWEEP
This is to set a timing of rewrite of echo.
FERRY MODE
Selection values: OFF, 1, 2
It is a function to use a river for by coming and going ferry etc.
It becomes effective at H UP, and the letter of the FERRY appears on the left of the screen while using
it.
1. The display image reverses, and the heading marker turns to the bottom.
2. The heading marker direction indication reverses by 180 degrees as well as above 1.