MX 422 Profession al DG PS N avigat or
BLK [Digital In 2]
BLK/WHT [Digital In 1]
BRN [NMEA4 / Beacon In (A)]
BRN/WHT [NMEA4 / Beacon In (B)]
ORG [NMEA5 In (A)]
ORG/WHT [NMEA5 In (B)]
ORG
OR
G
/W
H
T
YEL [NMEA5 Out (A)]
YEL/BLK [NMEA5 Out (B)]
YE
L
YEL
/B
L
K
GRN [NMEA6 In (A)]
GRN/WHT [NMEA6 In (B)]
BLU [NMEA6 Out (A)]
BLU/WHT [NMEA6 Out (B)]
PRPL/WHT [Not Used]
PRPL [Not Used]
GRY [1 PPS +]
GRY/BLK [1PPS -]
BLK [NMEA8 In (A)]
BLK/WHT [NMEA8 In (B)]
Shield (GND)
BRN [NMEA9 In (A)]
BRN/WHT [NMEA9 In (B)]
RED [NMEA9 Out (A)]
RED/WHT [NMEA9 Out (B)]
ORG [NMEA10 In (A)]
ORG/WHT [(NMEA10 In (B)]
YEL [NMEA10 Out (A)]
YEL/BLK [NMEA10 Out (B)]
GRN [NMEA7 In (A)]
GRN/WHT [NMEA7 In (B)]
GRN
GRN/WHT
BLU [NMEA7 Out (A)]
BLU/WHT [NMEA7 Out (B)]
PRPL [NMEA8 Out (A)]
PRPL/WHT [NMEA8 Out (B)]
GRY [Not Used]
GRY/BLK [Not Connected]
Shield (GND)
Shield (GND)
RED [Pwr In +12~32 Vdc]
RED/WHT [+12 V Out to Mx421]
BRN [NMEA1 In (A)]
BRN/WHT [NMEA1 In (B)]
PRPL [NMEA1 Out (A)]
PRPL/WHT [NMEA1 Out (B)]
ORG [NMEA3 / GPS In (A)]
ORG/WHT [NMEA3 / GPS In (B)]
YEL [NMEA3 / GPS Out (A)]
YEL/BLK [NMEA3 / GPS Out (B)]
GRN [NMEA2 In (A)]
GRN/WHT [NMEA2 In (B)]
BLU [NMEA2 Out (A)]
BLU/WHT [NMEA2 Out (B)]
BLK [Pwr In (-)]
BLK/WHT [ ALARM Out]
Shield [Gnd. to MX421]
GRY [RS-232 TXD]
GRY/BLK [Not Connected]
Connector (A)
(18-Pin)
Optional MX421B or
3rd Party Smart GPS
Antenna
RED
RED
GRN
ORG
BRN
BLU
BLK
WHT
YEL
2 Amp.
Fuse
Terminal
Blocks
Alarm Unit
GYRO/ROT
(RS-422)
(RS-422)
ATLAS
ECDIS/ARPA
A
B
A
B
Tx
Rx
Long Range Comm.
I/O Port
(RS-422)
SPEED LOG
(RS-422)
A
B
A
B
A
B
Tx
Tx
Tx
A
B
A
B
Tx
Rx
Cable A
Cable B
Cable C
Power Supply
12~32 VDC
N.O.
N.C.
C
C
N.C.
N.O.
Ext.
Alarm Relay
Power supply
24 VDC
+
-
+
-
PILOT PC
(RS-422)
Connector (B)
(18-Pin)
Connector (C)
(18-Pin)
MX420/AIS
*PURPLE
*PURPLE/GREY
*Note: Optional 1PPS
connection from
Mx421 antenna.
BLK
RED [MOB / Event]
RED/WHT [Not Connected]
Default Port 1
setting = Ext GPS
4 Amp.
Fuse
+
-
To a Battery Backed-Up
Alarm Power Supply
MX531 TRANPONDER UNIT
24
V
+ -
RE
L
A
Y
1 2 3
GN
D
GN
D
GN
D
GN
D
GN
D
S1 IN
S3
IN
+ -
S
2
IN
+ -
+ -
PI
O
U
T
PI
I
N
+ -
+ -
+ -
+ -
PD
P
OU
T
PD
P
IN
LR
O
U
T
LR
IN
GP
S
OU
T
GP
S
I
N
+ -
+ -
+ -
+ -
1
2
3
LAN
GPS
VHF
A
B
A
B
Tx
Rx
ECDIS
(Non-ATLAS)
GRN
GRN/WHT
BLU
BLU/WHT
A
A
A
A
A
A
A
B
B
B
B
B
B
B
A
B
According to:
Power supply to radio eqpt.
Required by SOLAS Chapter IV
and
Electrical/Electronic navigation
Eqpt. Required by SOLAS
Chapter V, Reg.12
Figure 4.20 - MX420/AIS/MKD CDU & MX531 (ATLAS) Transponder System Wiring Diagram
Summary of Contents for MX420
Page 1: ...Installation Service Manual MX420 Navigation System ...
Page 5: ......
Page 8: ...1 MX 420 Installation and Service Manual List of Components SECTION 1 LIST OF COMPONENTS ...
Page 9: ...MX 420 Installation and Service Manual List of Components 2 ...
Page 15: ...MX 420 Installation and Service Manual List of Components 8 ...
Page 17: ...MX420 Installation and Service Manual Technical Specifications 10 ...
Page 24: ...17 MX420 Installation and Service Manual SECTION 3 MECHANICALAND INSTALLATION DRAWINGS ...
Page 25: ...18 MX420 Installation and Service Manual ...
Page 32: ...25 MX420 Installation and Service Manual SECTION 4 ELECTRICALINSTALLATION DRAWINGS ...
Page 33: ...26 MX420 Installation and Service Manual ...
Page 49: ...42 MX420 Installation and Service Manual ...
Page 57: ...50 MX 420 Installation and Service Manual SECTION 5 INSTALLATION NOTES ...