Standard Horizon MATRIX GX3000S - Manual (Page 71)

Page 71 GX3000S
13.2.2 Operating the FOG Horn
The GX3000S is capable of sending Underway, Stop, Sail, Tow, Horn, Siren,
Aground and Anchor signals.
1. Press and hold the [NAV] key then select “ FOG ” with the [ ]
or [ ] key.
2. Press the [CALL/SET] key.
3. Select the one of the eight functions described above with
the [ ] or [ ] key and press the [CALL/SET] key.
4. On the “ Horn ” and “ Siren ” modes, press the PTT switch to
activate the tone through the HAIL/PA speaker.
Press the [
] or [ ] keys to adjust the Audio output level.
The level can be set from 0 to 30W.
5. To adjust the listen back volume, (while in listenback mode)
press the [VOL] Key, then press the [ ] or [ ] key to the
desired listen back volume.
To exit from the FOG HORN mode, press and hold down the
[NAV] key again.
13.3 INTERCOM OPERATION
13.3.1 Communication
1. Press and hold the [DW] key while in the “RADIO” mode, the mode is
changed to “INTERCOM” mode. When the “INTERCOM”
operation is activated, “IC” is displayed on the RAM+ Mic
(and VH-310 Handset) and “INTERCOM” is displayed on
the GX3000S.
2. Press the PTT switch, “TALK” is displayed.
NOTE: A warning beep is emitted when
the RAM+ Mic PTT switch is pressed
while the transceiver microphone’s PTT
switch is pressed.
3. Speak slowly and clearly into the mi-
crophone, hold the microphone about
1/2 inch away from your mouth.
4. When finished, release the PTT switch.
5. Press the [DW] key momentarily the
mode will revert to “RADIO” mode.
13.3.2 Calling
Hold down the [DW] key for 1 second or more, when the “INTERCOM” opera-
tion is activated. A calling beep is emitted twice from the transceiver speaker.
(RAM+ Mic’s PTT switch is pressed)
(GX3000S’s PTT switch is pressed)