User guide
Table Of Contents
- Section 1 - General information
- Section 2 - Basic operation and key functions
- Section 3 - Radio MENU SELECT options
- 3-1 Manage your waypoints list (WAYPOINT)
- Section 4 - Radio setup menu (RADIO SETUP)
- 4-1 Channel (UIC)
- 4-2 Channel names (CH NAME)
- 4-3 Ring volume (RING VOLUME)
- 4-4 Key beep volume (KEY BEEP)
- 4-5 Select units (UNITS)
- 4-6 Internal speaker connections (INT SPEAKER)
- 4-7 Set the priority channel (WATCH MODE)
- 4-8 Weather alerts (WX ALERT)
- 4-9 NMEA protocol (COM PORT)
- 4-10 Select the GPS source (GPS SOURCE)
- 4-11 Favorite channel setup - Wx key (FAV CH SETU)
- 4-1 Channel (UIC)
- Section 5 - DSC setup menu (DSC SETUP)
- 5-1 Enter or view your USER MMSI (USER MMSI)
- 5-2 Maintain your groups
- 5-3 Enter or check your ATIS MMSI (ATIS MMSI)
- 5-4 Enable ATIS functionality (ATIS SELECT)
- 5-5 Response to individual calls (INDIV REPLY)
- 5-6 Enable DSC functionality (DSC FUNC)
- 5-7 Response type to LL polling calls (LL REPLY)
- 5-8 Automatic channel switching (AUTO SWITCH)
- 5-9 DSC Test Reply (TEST REPLY)
- 5-10 Set the inactivity timer (TIMEOUT)
- 5-1 Enter or view your USER MMSI (USER MMSI)
- Section 6 - AIS setup menu (AIS SETUP)
- Section 7 - Wireless handset setup menu (HS SETTING)
- Section 8 - Sending and receiving DSC calls
- 8-1 What is DSC?
- 8-2 Sending DSC Calls
- 8-3 Send an individual call (INDIVIDUAL)
- 8-4 Acknowledgement of an individual incoming call (INDIV)
- 8-5 Reply to the Last Call (LAST CALL)
- 8-6 Send a group call (GROUP)
- 8-7 Send an all ships call (ALL SHIPS)
- 8-8 Send using the call log (CALL LOG)
- 8-9 Send using the distress log (DIST LOG)
- 8-10 View sent call log (SENT CALL)
- 8-11 Request the LL position of a Buddy (LL REQUEST)
- 8-12 Track your Buddy (TRACK BUDDY)
- 8-13 Make a DSC test call (DSC TEST)
- 8-14 View user MMSI and GPS information
- 8-15 Receiving DSC calls
- 8-16 Receiving an all ships call (ALL SHIPS)
- 8-17 Receiving an individual call (INDIV)
- 8-18 Receiving a group call (GROUP)
- 8-19 Receiving a geographic area call (GEOGRAPH)
- 8-20 Receiving a polled position call (POSITION)
- 8-1 What is DSC?
- Section 9 - DISTRESS calls
- Section 10 - AIS functionality
- Section 11 - General functionality
- Section 12 - Wireless handset functionality

• your current course (128°) and speed (5.0Kt)
• your latitude (55°33.122N) and longitude (012°42.408E) and UTC time displayed in 24
hour format (14:43 - 2:43pm)
• the name of the destination waypoint (FISH), its bearing (275°), your distance in nautical
miles, mile, or kilometres (depending on your choice of units) - in this case, 800nm, and
the cross track error (XTE - 0.00) are shown.
All the symbols that may appear on the LCD are explained here:
Symbol Meaning
TX
Transmitting.
Receiver busy with an incoming signal.
SCAN
Scanning for the broadcasting channel. Press PTT to stop scanning.
When the broadcasting channel is found, scanning stops at that
channel.
DW
Dual watch mode.
TRI
Tri watch mode.
DSC
DSC function is enabled.
ATIS
ATIS is enabled for use in European inland waterways. Otherwise,
blank.
AIS
AIS function is enabled.
Incoming DSC call, or blinks to notify you of any unread call log
messages.
DISTRESS
Channel name tag.
55 33.122N Your latitude.
012
4
2.408E
Your longitude.
14:43 UTC Time (UTC). Local time has suffix LOC (for example; 12:30pm LOC).
16 Channel selected.
LOCAL
Local calling is selected. Otherwise, blank for distance calling.
SKIP
Channel is temporarily deleted ‘skipped’ from the SCAN operation.
A
Channel suffix, if applicable - A or B - otherwise blank.
CH1
Shows which of the 3 favorite channels, if any, are selected.
CH1, CH2, CH3 - otherwise blank.
Hi
Transmission power. High (Hi) 25 W or Low (Lo) 1 W.
INT
Selected channel bank for VHF radio operations and regulations.
INT=International; USA=USA; CAN=CANADA.
Wx
Weather channel.
Weather alert. US only.
SAME
Specific Area Message Encoding. US only.
BUSY
B&G - V50 & H50 Operation Instructions 9