Chapter 6 MDC-1840BB/1841BB/1860BB/1810BB/1820BB Series
Using The Menu
Operation Manual
6-10
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NAV ALIGN MODE
Navigation
Display
Align
Mode OFF, MANUAL, SERIAL
MAP
Map
Display
OFF, ON
MAP DATUM
Map Display Datum
NONE, WGS84, WGS72,
SGS85,
PE90
GPS DATUM
GPS Datum
See NOTE
REFERENCE
LOCAL
NOTE: The GPS DATUM (REFERENCE or LOCAL) is shown only when SERIAL is
selected as NAV ALIGN MODE.
6.2.3.8 TM RESET (True Motion Center Reset)
When this function is activated, the picture center position is reset to the position
designated by the SYSTEM/SYS SETUP/TM RESET menu.
Indication
Meaning
Selection
TM RESET
True Motion Center Reset
No choice
6.2.3.9 PAST CRS (Own Ship's Past Course)
When this function is selected, the course own ship has traveled past is displayed in a
line form plotted at a predetermined interval.
Indication
Meaning
Selection
PAST CRS
Own Ship's Past Course
OFF, EVERY, 15SEC,
30SEC,
1MIN,
3MIN,
6MIN,
12MIN
6.3 ADJUST MENU
The ADJUST menu has two sub menus; ADJUST and PRESET.
Details of each sub menu are as follows:
6.3.1 ADJUST
6.3.1.1 Screen Contrast Settings
Indication
Meaning
Selection
VIDEO CONTR
Radar Video Contrast
0 to 99
Changes the brilliance of the radar echo presentation.
Indication
Meaning
Selection
MARKER CONTR
Marker Contrast
0 to 99
Changes the brilliance of various markers, Parallel Cursor, Heading Line, Alarm Zone,
and Cross Cursor.
