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3-9
Operations
Note: An MMSI number is required to operate the DSC equipment in
this radio. You can program the MMSI number yourself one time
only using the Menu Operation described in section 3.5.30.4.2 or
you can have your Raymarine dealer program the number for you.
9. NMEA Receiving Operation
Positional information from external equipment is obtained using the
NMEA 0183 interface.
10. SeaTalk Operation
Position data from other Raymarine equipment is obtained using the
SeaTalk line.
11. Remote Operation
Up to three full function handsets can be connected to the RAY230.
Auxiliary handsets can be housed in the cradle, enabling you to listen
to radio reception from the external speaker.
12. Intercom Function between Handsets
The Intercom function is available when two or more handsets are
connected.
13. Desensitized Reception (Local Mode)
This function decreases receiver sensitivity in high traffic areas to
decrease unwanted reception.
14. Hailer Operation
The Hailer Horn speaker can be used as a loud speaker or a directional
microphone.
15. Fog Horn Operation
The Hailer Horn speaker can sound several types of fog alerts.
16. DTMF Interface Operation (Optional)
If this optional feature has been installed, the handset can be used as
an interface to any DTMF formatted communications device by
connecting that device to the AUX terminal. See section 3.5.19.
3.3.2 RAY230E European Version
1. Selecting the Frequency Mode
Channel selection is available from two frequency groups: US and
International. In the US mode, the radio only has access to US
channels.
Note: Access to the US frequency group is only available with a
software upgrade from your dealer.