AP-17
APPENDIX 3 DATA COLOR AND
MEANING
Indication
color
Sensor
color
GNS-A, D, F, P, R
GGA-1, 2, 3, 4, 5
GLL-A, D and (status: A)
RMC-A, D, F, P, R and (status: A)
VBW-A
VHW
SYSTEM/
LOCAL
MANUAL
Manual setting value
(Dead Reckoning)
Internally calculated due to
loss of communication with
sensor.
(Dead Reckoning)
DGPS update interval in GGA,
GNS sentence is higher than 10
seconds.
GNS-A, D, F, P, R
RMC-A, D, F, P, R and (status: A)
GNS-E,M,S
GGA-6,7,8
GLL-E,M,S and (status: A)
RMC-E,M,S and (status: A)
THS-A
HDT
THS-E, M, S:
Invalid
HDT: Invalid
No sentences
VBW-V:
Invalid
VHW: Invalid
No sentences
VTG-N: Invalid
RMC-N or
(status: V):
Invalid
No sentences
Manual
setting
value
(Type
A or B)
Correction
setting
value
(Local
setting)
VBW (SOG:
without either
of Field 4 or 5)
VTG-A,D,P
RMC-A, D,
F, P, R and
(status: A)
RMC-A,D,
F, P, R and
(status: A)
VTG-E,M,S
RMC-E,M,S
and (status: A)
All values in
green.
Position in
yellow
characters.
SPD, COG,
SOG and
POSN values
and pos. source
name in
yellow-orange.
HDG value
shown with
asterisks.
Position in
green
characters,
DR in yellow
characters.
HDG, SPD
and POSN
values in
yellow
characters
and "MAN"*
3
in white
characters .
GNS-N: Invalid
GGA-0: Invalid
GLL-N or (status: V): Invalid
RMC-N or (status: V): Invalid
No sentences
*1: Navigational status in RMC, GNS sentence shown in “S”, “V” only (IEC 61162-1 ed4).
*2: Navigational status in RMC, GNS sentence shown in “C”, “U”, “null” only (IEC 61162-1 ed4).
*3: “CORR1” replaces “MAN” in case of heading offset.
HDG L/L SPD COG/SOG Display example
GRN
YEL
YEL-ORG
GRN
(***.*)
GRN YEL
(DR)
YEL
WHT
WHT
WHT
WHT
(MAN)
(DR)
Manual
setting
value
*1 *1
*2
*2
12.5
kn
0.3kn
GPS1
GPS1
286.0°T
13.1
kn
GPS1
30°00.0000'N
020°00.0000'E
WHT
12.5
kn
0.3kn
GPS1
GPS1
286.0°T
13.1
kn
DR
30°00.0000'N
020°00.0000'E
MAN
MAN