WM-4 Marine Weather & Audio Receiver Installation Manual
11
WM-4 Receiver Installation
Select a mounting location for the WM-4 Receiver
that is sheltered from the elements. While the
receiver is water resistant, it should be mounted
where there will be no direct contact with water, or
water spray, if possible.
Also consider the proximity for the several cables
which will be need to be connected, antenna, power,
data, and optionally audio, so that the cables reach.
Before mounting the unit, make a note of the
Electronic Serial Number on the underside of the
unit.
Once you have determined a suitable location,
attach the receiver using the two provided screws.
ANTENNAAUDIO
MARINE
NETWORK
RECEIVER
POWER
InfoLINK
Connect the Power Cable
The WM-4 Receiver should be connected to a 12 or
24 volt power source, negative ground.
Caution: Some vessels may have a positive ground
system. DO NOT connect to positive ground system.
Be sure the vessels’ power is off before making the
power connection, or the fuse or circuit breaker
which will be powering the WM-4 Receiver is off.
Power Wire Connection (See diagram on page 7)
Red 12v or 24v positive power (switched
on/off with vessel’s main power)
Black Ground (negative)
White The RF shield wire. Ground this wire
to the vessel’s dedicated grounding
system. For vessels without a
dedicated grounding system,
connect to chassis/battery ground.
Power Cable Extension
The product is supplied with a power cable, which
can be extended if required.
The following restrictions apply to any extension to
the power cable:
• Cable must be of a suitable gauge for the
circuit load.
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