Raveon RV-M7 Spécifications télécharger pdf (Page 10)

RV-M7 Technical Manual

4. Electrical Inputs and Outputs

The front panel of the M7 modem has these features:

1. RF connector

2. Power LED

3. Status LED (Receive data = green, TX = red)

4. 9-Pin Serial I/O connector

5. DC Power Jack

4.1 LEDs

The status LED indicates the current status of the radio.

Status LED (TX) This LED blinks red when the transmitter keys and is putting out RF power. It blinks

green upon the reception of data or RF carrier.

Power LED (PWR) This LED does a short blink, once every two seconds, indicating to the user that the

power to the modem is ON and the modem is working. When the modem is in the command mode, this

LED will blink on and off, once per second.

4.2 DC Power

DC power for the modem is connected to the 2-pin DC power input jack labeled DC IN. Use the supplied

cable to connect the DC power. The red wire is positive (+) and t he black wire is negative (-). Its

connection is optional, as the user may alternately apply power to Pin 9 and ground to pin 5 of the 9-pin

I/O connector.

The M7 modem is supplied with a DC power cable, Raveon part number 1C738-1.

Note: The M7 has in internal 3-amp mini-fuse (automotive type) to protect it and its power source

against reverse voltage and serious hardware failures. In the event it is blown due to a reverse voltage,

it may be replaced by removing the internal circuit board and unplugging the fuse. This must be done by

a qualified electronic technician using ESD precautions.

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Raveon RV-M7 Spécifications Page 10