18.12 PA/FOG OPERATION

PA/FOG mode allows the CPV550 to be used as a 30W hailer when an optional STANDARD HORIZON 220SW or 240SW PA horn speaker is installed. When in Hail or FOG mode the PA speaker Listen’s Back (acts as a microphone and amplifies sound to the front panel speaker) through the PA horn speaker providing two-way communications through the PA horn speaker.

NOTE

When in PA or FOG mode the CPV550 will receive on the last selected VHF channel before entering into the PA or FOG mode and receive DSC calls.

PA HAIL mode: PA HAIL mode allows the transceiver to be used as a power hailer when an optional STANDARD HORIZON 220SW or 240 SW HAIL/PA speaker is installed. The Hail mode has a listen-back feature providing two way communication through the HAIL/PA speaker.

FOG HORN mode: Automatic signaling is transmitted through the HAIL/PA horn.

18.12.0 Operating the PA HAIL mode

1.Select the chart page and press the [MENU] key. Move the ShuttlePoint knob to highlight Public Address and press [ENT].

2.Press [PTT] on the microphone to speak through the HAIL/PA speaker.

3.With the [PTT] pressed, rotate the Channel knob to control the PA Volume level. The AF output level can be set from 0 to 30 watts.

4.To exit the PA HAIL mode, press [MENU] and move the ShuttlePoint knob to highlight Exit Public Address, then press [ENT].

5.To adjust the listen back volume, rotate the Channel knob when the [PTT] is not pressed.

18.12.1 Operating the FOG HORN mode

Operator can select from “Underway,” “Stop,” “Sail,” “Tow,” “Aground,” “Anchor,” “Horn,” or “Siren.” Please refer to next page for FOG Horn Timing Chart.

1.Select the chart page and press the [MENU] key. Move the ShuttlePoint knob to highlight Fog Horn and press [ENT].

2.A “Fog Horn” popup window will be displayed, move the ShuttlePoint knob up or down, or turn the Channel knob to select the one of the eight functions from the window.

3.Press [ENT].

4.On the Horn and Siren modes, press [PTT] on the microphone to activate the fog signal through the HAIL/PA horn and turn the Channel knob while the [PTT] is pressed to control the volume of the horn or siren.

5.Rotate the Channel knob to control the AF output level. The AF output level can be set from 0 to 30 watts.

6.To exit the FOG HORN mode, press [MENU] and move the ShuttlePoint knob to highlight Exit Fog Horn, then press [ENT].

7.To adjust the listen back volume, rotate the Channel knob when the [PTT] is not pressed.

CPV550

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