Weatherdock easyTRX2S Series Manual page 23

Class b ais cs transceiver stand 2.3
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The values RSSI1 and RSSI2 give information, if there are any interferers on
the two AIS frequencies. This may be caused by e. g. a faulty electrical
device on board. If there are no interferers the status is "OK".
"TX Forward Power, TX Reverse Power" are OK if the connected VHF
antenna is working properly. If the antenna has short circuited or the
antenna cable is disconnected "Error" is displayed.
The value of forward power should be always three times bigger then the
reverse power.
th
In this picture above the reverse power is only a 10
of the forward power
which means that most of the signal is fully send to the antenna.
If the reverse power is too high (like in the picture below), you will see the
"VSWR exceeds limit" error.
In this case the antenna is not connected and most of the power is
reflected.
Please check your connectors and wires if this failure appears.
Also through-deck mounting sockets could effect this error if
the quality is not good here.
The LED display of an easyTRX2S device is also displayed in the software.
If the check routine of the easyTRX2S device noticed any fault, or if there is
a warning, a short notice will be given in the respective tables. The
easyTRX2S executes a self-test every 30 seconds and displays the result. As
a result each error or warning report has got a countdown of 1 minute. This
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