Icom IC-M423GE

84
CONNECTIONS AND MAINTENANCE
10
■ Connections
q ANTENNA CONNECTOR
Connects to a marine VHF antenna cable’s PL-259 con-
nector.
CAUTION: DO NOT transmit without an antenna.
w NMEA IN/OUT LEADS
Brown: Talker B (Data-L), Data Out (–)
White: Talker A (Data-H), Data Out (+)
Connect to NMEA input lines of navigation equipment, to
receive position data of other ships.
• A NMEA 0183 (ver. 2.0 or later) sentence format DSC or DSE
compatible navigation equipment is required.
• The built-in GPS outputs RMC, GSA, GSV format sentences.
Green: Listener B (Data-L), GPS In (–)
Yellow: Listener A (Data-H), GPS In (+)
Connect to NMEA output lines of a GPS receiver for posi-
tion data.
• A NMEA 0183 ver. 2.0 or later RMC, GGA, GNS, GLL, VTG,
GSV, and GSA sentence format compatible GPS receiver is re-
quired. Ask your dealer about suitable GPS receivers.
• The GPS sentences input from an external GPS receiver have
priority over the sentences from the built-in GPS.
e AF OUT LEADS
Blue: External Speaker (+)
Black: External Speaker (–)
Connects to an external speaker.
Orange: Public Address Speaker (+)
Gray: Public Address Speaker (–)
Connects to a PA speaker.
• PA output power: More than 10 W at 10% distortion into a 4 ˘ load
DO NOT connect the black or grey leads to the ground.
These leads must be connected to the External speaker
(–) or Public Address Speaker (–) lines.
NOTE for NMEA In/Out and AF Out leads:
The connectors are attached to keep the leads together.
Before connecting to a piece of equipment, you should cut
the leads to remove the connector.
u
e
y
q
w
r
t
•
The figure shows the IC-M423GE.