Please follow these steps in order.

1. Turn power off

2. Disconnect power cord from monitor.

3. Disconnect cellular USB from cord and cord from monitor.

4. Check switches underneath match the picture below.

5. Reconnect USB and power cord.

6. Turn ON.

7. After reboot verify troubleshooting was successful. Connect to LATITUDE by pressing and holding the Status button (picture) on the back of the Communicator until the Sending Waves light green in sequence and repeat.

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