Raymarine Ray230 Owner's Handbook Manual page 33

3-10
2. Private Channel Operation
If you are licensed to do so, you can program up to ten Private
Channels.
3. Multi-call Operation
The Multi-Call function stores your favorite channels in memory for
quick access.
4. Weather Channel Access Operation
The RAY230E is programmed to receive 10 NOAA weather channels
and sounds an alarm if a Weather Alert is received. This operation is
available only in US frequency mode, if this mode has been activated
in your unit.
5. Channel Memory Operation
Channels that are stored in memory in the same frequency group can
be scanned using the Memory Channel Scan function.
6. Priority Channel Operation
Channel 16 is designated as the Priority Channel.
7. Dimmer Operation
Select from four LCD backlight levels, including OFF.
8. Monitor Operation
Select from Dual-Watch or Tri-Watch mode.
9. Scan Operation
Select from All Scan or Memory Scan.
10. Selecting Transmission Power Output
Select either 1W or 25W for the transmission power.
11. Digital Selective Calling (DSC) Operation
This operation conforms to EN 301 025 Parts 2 and 3 and EN 301 698
Parts 2 and 3, in accordance with ITU-RM493. These functions include
Individual Ships Call, All Ships Call, Distress Call, Group Call, and
DSC logging capability.
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.
12. NMEA Receiving Operation
Positional information from external equipment is obtained using the
NMEA 0183 interface.
Operations