Sony PCS-G50 System Integration Manual page 90

(3) Select "COM1" in a drop-down box "Connect using" and click the "OK" button.
(4) Set the properties of the port as follows and click the "OK" button.
Bits per second: 38400
Data bits: 8
Parity: None
Stop bits: 2
Flow control: Xon/Xoff
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PCS-G70/G70P/G50/G50P