Standard Horizon CPV550 - Manual (Page 121)

Page 121 CPV550
21.1.1 Operating the FOG Horn
The CPV550 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 [UP(S)] or
[DOWN(T)] key.
2. Press the [CALL/SET] key.
3. Select the one of the eight functions described above with the [UP(S)]
or [DOWN(T)]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 [UP(S)] or [DOWN(T)] 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 [UP(S)] or [DOWN(T)] key to the desired
listen back volume.
To exit from the FOG HORN mode, press and hold down the [NAV] key
again.
21.2 INTERCOM OPERATION
21.2.0 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 CPV550.
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 microphone, 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.
21.2.1 Calling
Hold down the [DW] key for 1 second or more, when the “INTERCOM” operation is
activated. A calling beep is emitted twice from the CPV550's speaker.
(RAM+ Mic’s PTT switch is pressed)
(CPV550’s PTT switch is pressed)