2. OPERATION
2-7
2.7 GPS Display Mode
The GPS display mode has three display screens. Press the ENT key to cycle through
the screens in the following order: Main screen o INTERGITY o BEACON/TYPE 16
MESSAGE o main screen...
2.7.1 GPS coordinates screen (main screen)
The GPS main screen shows own position, COG, SOG and other important GPS in-
formation.
No. Indication Description
1 [FIX] Current position fixing method (GP-3D, GP-D3D, etc.)
2 [RAIM] Current RAIM status.
• SAFE: GPS signal is normal, positioning accuracy satisfies the setting val-
ue.
• CAUTION: RAIM accuracy cannot be calculated. (Signals from more than
five GPS satellites are necessary.) The positioning accuracy does not sat-
isfy the setting value.
• UNSAFE: GPS signal is abnormal, therefore the positioning accuracy is
not reliable.
• OFF: RAIM is disabled.
3 [PDOP],
[HDOP]
Current DOP (Dilution Of Precision). Displayed as PDOP for positional dilu-
tion, HDOP for horizontal dilution.
4 [A. LEVEL] Accuracy offset for RAIM.
5 [TIME] Time and date. Displayed with the prefix “L” for local time, “U” for UTC.
6 Datum Current Datum in use.
7 Location Own ship latitude and longitude (coordinates).
8 [POSN] Time and date of last position calculation.
Displayed in a orange color when the unit is restarted.
When connection is established and positioning can be calculated, the indi-
cation changes to the opposite color of the setting selected from the [DIS-
PLAY] o [BKGD COLOR] menu.
9 [COG] Course Over Ground.
10 [SOG] Speed Over Ground.
24º40.1234’N
104º45.5678’E
GP-D3D CAUTION
TOKYO
567/199m
05 : 16 ’ 35 21 / DEC / 15 14 : 16 ’ 35 21 / DEC / 15
9 . 6
059
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