YX Matrix Switching System
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User Manual
11
5.0.3 Remote Control Methods and Settings
The YX matrix provides standard RS-232 and RS-485 serial communication ports. Aside
from using the front panel keys for switching operation, you are also permitted to use the RS-232
and RS-485 serial communication ports for remote operation. It also supports RS-485 serial
control.
5.0.3.1 RS-232 Communication Port, Connection Methods
The RS-232 port is a 9-pin female connector. The Leg functions are shown in the table
below:
Pin NO.
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
Fgiure 5-5
