Sony BVM-L230 Service Manual page 49

PC setting
In order to operate this unit or controller with RS-232C, the PC software (HyperTerminal supplied with
Windows, free software TeraTerm) is used. The setting of communication is required in using any
application software.
(1) COM port number
It is required to know the COM port number used for performing the communication with RS-232C.
When you use the COM port supplied with PC, refer to the instruction manual of PC.
When you use USB 5 RS-232C conversion bridge, refer to the instruction of USB 5 RS-232C
conversion bridge.
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When checking the COM port number from PC, search the system from the control panel of Windows,
and click the hardware tab and device manager to check the COM port number.
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