Icom IC-M510 Instruction Manual - Page 110
Connections, Ground Terminal, Antenna Connector, Caution, Command Microphone Connector
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12 CONNECTIONS AND MAINTENANCE ■■ Connections qw ert 5 GPS ANTENNA CONNECTOR Connects to an optional GPS antenna. yu i 1 GROUND TERMINAL Connects to a vessel ground to prevent electrical shocks and interference from other equipment occurring. Use a PH M3 × 6 screw (user supplied). 2 ANTENNA CONNECTOR Connects to a marine VHF antenna with a PL-259 connector. A key element in the performance of any communication system is the antenna. Ask your dealer about antennas and the best place to mount them. CAUTION: Transmitting without an antenna may damage the transceiver. 3 COMMAND MICROPHONE CONNECTOR Connects the optional command microphone. 4 MICROPHONE CONNECTOR Connects the supplied or optional microphone.* *Not usable when the microphone is connected to the connector on the front panel. NOTE: ••The GPS sentences input from this connector takes precedence to over the sentences input from the built-in GPS receiver. ••Be sure the GPS antenna is positioned where it has a clear view to receive signals from satellites, and fixed using the double-sided adhesive pad supplied with the antenna. 6 NMEA IN/OUT LEADS Yellow: Listener A (Data-H), Data In (+) Green: Listener B (Data-L), Data 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, 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. ••The AIS information through the AIS device inputs as VDM sentence. LL The data communication speed (baud rate) is fixed at 38400 bps. Set the NMEA 0183 item to "38400 bps." (p. 85) ••For the versions with the AIS receiver, the external VDM sentence takes precedence over the inputs from the built-in AIS receiver. 97