Hailer Horn (Ray218E Only); External Speaker; Raymic / Mic Relocation - Raymarine Ray55E Owner's Handbook Manual

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The Ray218E/Ray55E is designed for a 12 volt (nominal) system. If battery voltage
drops below 10.5 VDC, the
the radio if a low voltage condition occurs as performance would be unreliable. If
voltage increases to 15.8 VDC,
the unit automatically shuts down to prevent damage.
Hailer Horn
Connect the white (+) wire and black (–) wire to the hailer horn observing polarity
as it is marked on the speaker.
The HAILER – wire is the same color as the POWER – wire (black).
Ensure that black HAILER – wire is NOT connected to ground or to
the negative terminal of the boat's battery.
To avoid feedback, mount the horn so that it is facing away from the microphone
Note:
and is located at least 3 meters (10 feet) from the microphone.

External Speaker

Connect the yellow (+) wire and green (–) wire from the radio to the same colored
wires on the E46006 External Speaker. Be sure to insulate exposed bare ends.
You can connect separate external speakers to the transceiver and to the optional
Note:
Raymic second station.

Raymic / Mic Relocation

The radio has cable connectors for attaching either the optional A4605Raymic or
the A46054 Microphone Relocation Kit for mounting the microphone in a remote
location. Align the arrows on both connector ends and mate.
Raymic Extension cables are available from your Raymarine dealer in 5 meter
(part no. A46055) and 10 meter (part no. A46056) lengths. Maximum total
Raymic extension cable length must not exceed 20 meters.
You can also install an optional E46006 external speaker to the Raymic. Connect
the yellow (+) wire and green (–) wire from the E46006 External Speaker to the
same colored wires emanating from the pigtail at the Raymic end of the extension
cable. See the following figure.
You can connect separate external speakers to the transceiver and to the optional
Note:
Raymic second station.
LOW icon appears on the LCD. Discontinue using
HIGH appears. If voltage exceeds 18.5 VDC,
(Ray218E only)
Ray218E and Ray55E Marine VHF Radios