Polycom EX 用户指南

1. Locate the RS-232 serial cable (DB9-to-DB9 straight through). 
2. Connect one end of the cable to the serial port of your PC. 
3. Connect the other end to the RS-232 serial port on the back 

panel of the VS4000 system.

Connect your PC to the ViewStation EX or FX system as follows:
1. Locate the RS-232 serial cable (DB9-to-8-pin mini-DIN). 
2. Connect the 9-pin DB-9 connector to the serial port of your PC. 
3. Plug in the 8-pin mini-DIN connector to the RS-232 port on the 

back panel of the system.

Several communications programs are available to access the 
RS-232 interface. The following explains how to start a 
HyperTerminal session on your PC. 
1. From your PC desktop, select Start>Programs>Accessories>

 

Communications>HyperTerminal. 

2. In the Connection Description window, enter a Name. Select 

an icon. Click OK.

3. In the Connect To window, from the Connect Using list, select 

the proper comport (usually com1). Click OK. 

4. In the Com1 Properties window, under Port Settings, select 

the following settings:
•

Bits per second=should match that of the system (default is 
9600)

Data bit=8

Parity=none

Stop bits=1

Flow control=should match the system’s. None is the 
default. Some third-party control panels may require to be 
set to Hardware.

5. Click OK.

Note  A carriage return is required before an RS-232 

communications session with a system can proceed.