RS232 Control
Connection with RS232 Communication Port
The MUH44TPR2-N can be controlled by far-end control system through the RS232 communication
port. You cannot type in the commands using HyperTerminal or PuTTy. They must be entered
using a program like Hercules, where the command is sent by the computer. This RS232
communication port is a female 9-pin D connector. The definition of its pins is listed in the table
below.
Pin Out
2
– TX
3
– RX
5 - GND
Control through 9-pin RS232 port
Connect a control device to the 9-pin RS232 port of the switcher; users are able to control the
switcher& far-end device. See the figure below:
Control the switcher& 3rd-party Device through 9 pin female RS232 port
Control the switcher: send RS232 commands directly
Control 3
rd
party: send command:
“
/+[Y]/[X]:******.
” (Refer to for detailed information.)
Control through 3-pin RS232 port
Control 3rd party device from local
Connect the RS232 (3-pin pluggable terminal block) port in any zone to PC, and connect the
controlled RS232 device (3rd party device) to the corresponding (same zone as PC) receiver, see
below:
Control 3rd party device from local
PC
PoC
3rd party
TPHD402PR
PC
PoC
3rd party
TPHD402PR
