Extra Information

If you are using a true RS-232 radio or other device, connect its (+)

Receive wire to the Cuda 250 data cable's yellow wire and its ground or

(–) Receive wire to the Cuda 250 data cable's bare shield wire.

Com port wiring to transmit NMEA information

to another standard NMEA-compatible device.

When the data cable is connected to your VHF radio, all you have to do

is plug it into the sonar/GPS unit. Attach the data cable's plug to the

accessory socket on the right side of the back of your unit's case.

Communications Port Activation

Now that you have your devices connected, here's how to make them

communicate. This unit can connect to either an accessory such as a

speed or temperature sensor or a NMEA 0183 data cable. In order to use

the Communications Port for NMEA data, you first need to activate

NMEA 0183 Output.

Press

Enable NMEA command on the unit's Main Menu

(–) Receive or ground

To another

NMEA device

Com port to

Cuda 250

Yellow (Transmit)

(+) Receive or Receive

Shield (Ground)