![background image](http://html.mh-extra.com/html/icom/ic-m220/ic-m220_instruction-manual_612743054.webp)
44
9
CONNECTIONS AND MAINTENANCE
■
Connections
w
q
r
e
t
1
NMEA IN/OUT LEADS
Yellow: Listener A (Data-H), GPS In (+)
Green: Listener B (Data-L), GPS In (–)
Connect to the NMEA output lines of a GPS receiver for position data.
•NMEA 0183 (ver. 2.0 or later) sentence format RMC, GGA, GNS, or GLL and VTG
compatible GPS receiver is required. Ask your dealer about suitable GPS receivers.
•The GPS sentences input from this connector are given priority to over the sentences
input from the built-in GPS receiver.
White: Talker A (Data-H), Data Out (+)
Brown: Talker B (Data-L), Data Out (–)
Connect to NMEA 0183 input lines of navigation equipment, to receive position data
from other ships.
•An NMEA 0183 (ver. 2.0 or later) sentence format DSC or DSE compatible navigation
equipment is required.
•The built-in GPS outputs RMC, GSA, and GSV format sentences.
2
AF OUT LEADS
Connects to an external speaker.
Blue: External Speaker (+)
Black: External Speaker (–)
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, cut the leads to
remove the connector.
3
DC POWER CONNECTOR
Connects to a 13.8 V DC power source.
(+: Red, –: Black)
CAUTION:
After connecting the DC power cable, NMEA leads or external speaker
leads, cover the connector and leads with a vulcanizing tape, as shown below, to
prevent water seeping into the connection.
Rubber vulcanizing tape