
A
RF73
User Guide
Ref. 09-07-V1-smn p 5
The green “ON” led is continuously lighted when the ARF73 is powered on.
Serial link wiring
The ARF73 is delivered with an RS232 cable interface with a female SUBD-9.
The modem is wired as a DCE equipment.
The outgoing data from the modem are wired on pin 2. The incoming data
from the external equipment comes on pin 3. Pin 5 is used to connect GNG
between the external equipment and the modem.
Pin 1, pin 4 and pin 6 are internally wired together.
There is no hardware flow control lines wired to the modem.
Internal SUBD9 connection
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