Simplex/Duplex Channel Use; Voice Scrambler Unit - Standard Horizon HX600S User Manual

Press the [DISTRESS] key, then press the [ ] or [ ] key until "CANCEL" is shown on
the LCD.
Press the [DISTRESS] key.
NOTE: When a GPS receiver with NMEA output is connected via the CD-26 Charger
Cradle, the vessel's position is automatically transmitted with the distress call. The HX600S
will remember the position input from the GPS until the radio is turned off.

7.10 SIMPLEX/DUPLEX CHANNEL USE

All Marine channels are factory-programmed in accordance with FCC (USA), Industry
Canada and International regulations. The mode of operation cannot be altered from
simplex to duplex or vice-versa. Simplex (ship to ship) or duplex (marine operator) mode is
automatically activated, depending on the channel and whether the USA, International or
Canadian operating band is selected.
9. SCRAMABLER OPERATION

9.1 VOICE SCRAMBLER UNIT

The optional FVP-31 Voice Scrambler Unit permits secure voice communications with
stations within your network, which prevents others from listening using normal
communication equipment.
To activate the Voice Scrambler:
1. Select the channel on which you wish to activate the Voice Scrambler.
2. Press the [MENU] key to enter the Menu Mode.
3. Press the [ ] or [ ] key to select the Menu item (SCRAMBLER).
4. Press the [MENU] key to enable adjustment of this Menu item.
5. Press the [ ] or [ ] key to set this Menu item to "ON."
6. When you have completed your selection, press the [MENU] key to save the new
setting, and then press the PTT key to exit to normal operation.
7. To disable the Voice Scrambler, select "OFF" in step 5 above.
Note: Voice Scrambler may not be activated on Marine Channels 16 and 70.
10. OPERATING PRACTICES
10.1 EMERGENCY (CHANNEL 16 USE)
Channel 16 is known as the Hail and Distress Channel. An emergency may be defined as a
threat to life or property. In such instances, be sure the transceiver is on and set to
20/39
FCC ID: K6630193X20
IC ID: 511B-30193X20
Operating Manual
Vertex Standard Co., Ltd.