EXFO FVA-3100 - RS-232 Connector Pinout

Controlling Your Variable Attenuator Remotely
60 FVA-3100
RS-232 Connector Pinout
RS-232 Connector Pinout
The RS-232 connector (serial port) at the back of the Variable Attenuator
uses a DTE pinout configuration.
–300 “Invalid Program Step.” The entered program step parameter is
out of range.
–300 “Invalid Program
Attenuation.”
The entered program attenuation
parameter is out of range.
–400 “Query Error.” An error occurred while accessing the
output queue.
–500 “System Error.” System is out of memory.
Pin Description Direction
2 Receive (Rx) Input
3 Transmit (Tx) Output
5 Signal ground (Gnd) —
Error
Number
Description Probable Cause
1234 5
6789
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