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2-1
2. OPERATION
2.1 AIS Transponder FA-50
The FA-50 has no power switch. Power is fed from the ship's switchboard, and a pow-
er switch on the switchboard turns the FA-50 on or off. When powered, the PWR LED
(green) on the cover lights. The three other LEDs on the cover blink or light with equip-
ment state. The ER LED (red) lights while the equipment is being initialized, and blinks
when equipment error is found. The RX LED (orange) lights when receiving.The TX
LED lights in blue when transmitting, and blinks in orange when TX time out occurs.
Receiving messages
You may receive messages via the VHF link to a specified destination (MMSI) or all
ships in the area.
The contents of the message may be viewed on the received message log.
RX LED
Lights (in orange) when receiving.
ER (Error) LED
Blinks (in red) for RAM, ROM, TX/RX circuit error.
PWR (Power) LED
Lights (in green) when power is on.
TX
TX LED
-Lights (in blue) during transmitting.
-Blinks (in orange) when continuous transmission is
not possible (Tx time out.)
RX
-Lights (in orange) -when not registered MMSI.
-when Silent is set to "RX Only."