Cable Electronics e labs SW808HD - Manual (Page 10)

Page 6 Matrix Switching System—Instruction Manual
RS-232 Communication Port Connection Methods
The RS-232 port is a 9-pin female connector. The pin functions are shown in the
following table and connections in the Illustrations below:
Note: The Matrix RS-232 port is defined as DCE.
Pin
number
Leg Description
1 N/u Null
2 Tx Send
3 Rx Receive
4 N/u Null
5 Gnd Ground
6 N/u Null
7 N/u Null
8 N/u Null
9 N/u Null