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Check Installation 

 

You can now verify the installation has been completed successfully by looking under Device Manager of the System 

Properties screen. (Go there by Start-Setting- Control Panel-System Properties-Hardware-Device Manager. 

 

The device should have installed as a "USB Serial Port (COMx)" attached to "USB Serial Converter A/B/C/D". 

 

Change COM Port Properties and COM Port Number 

 

This feature is particularly useful for programs, such as HyperTerminal, which only work with COM1 through COM4. 

Please ensure that you do not change the COM Port Number already in use. 

 

To change the virtual COM port properties: 

 

 

Select the "USB Serial Port" 

 

Click “Properties”. 

 

Select "Port Setting" and “Advanced”. 

 

Click the drop down arrow on COM Port Number and scroll to the required COM port. Select "OK". 

 

Return to the Device Manager Screen. You will see that the USB Serial Port installation has been changed to the 

new COM Port Number. 

 

Uninstalling Windows 2003 / XP / 2000 Drivers 

 

Please proceed with the following steps to uninstall the 2003/XP/2000 driver: 

 

1.

 

Insert the “USB COM Series Driver and Utility” CD into your CD-ROM. 

2.

 

The “USB COM Series Driver and Utility CD” dialog box appears. 

3.

 

Under “Driver Uninstalling”, double click “Windows 2003, XP, 2000 driver uninstall” to uninstall the device 

driver. 

4.

 

When following dialog box appears, double click “Clean System” to uninstall the 2003/XP/2000 drivers. 

 

 

 

 

5.

 

You need to disconnect all USB to serial Adapters from your PC, when the message below appears. Double click 

“OK” to start uninstalling Windows 2003/XP/2000 USB to Serial drivers. 

 

Summary of Contents for USB-8COMi-M Series

Page 1: ...vidually configurable The adapter is designed with external DIP switches to set the RS 422 or RS 485 ports and different operation modes conveniently There is no need to open the chassis to set the po...

Page 2: ...OFF ON Half Duplex 2 wire Without Echo OFF OFF OFF JP3 Port 1 JP4 Port 2 JP5 Port 3 JP6 Port 4 JP7 Port 5 JP8 Port 6 JP9 Port 7 JP10 Port 8 for Termination and Biasing Option Configuration Inside the...

Page 3: ...ows as Administrator or ask your system administrator to install the USB COM driver You need to install driver first prior to hardware installation Do not connect the USB to Serial Adapter to the USB...

Page 4: ...ect Port Setting and Advanced Click the drop down arrow on COM Port Number and scroll to the required COM port Select OK Return to the Device Manager Screen You will see that the USB Serial Port insta...

Page 5: ...ick Yes to confirm it 7 Click No to proceed 8 When the message Status System clean completed appears double click Exit to complete the USB to serial drivers uninstall 9 Press Start button and select C...

Page 6: ...e second Windows Driver Package 15 Reboot the computer to complete the driver uninstall Uninstalling Windows 7 or Vista Drivers Windows 7 and Vista have many new security features You need to proceed...

Page 7: ...click the box for Delete the driver software for this device in the next window and press OK Note if you have more than one USB Serial Port COMx installed in your PC you need to repeat from step 5 to...

Page 8: ...be sure to click the box for Delete the driver software for this device in the next window and press OK Note if you have more than one USB Serial Converter installed in your PC you need to repeat step...

Page 9: ...ear com RS 422 Signal Pin outs of DB 9 Male Pin 1 TxD A Pin 2 TxD B Pin 3 RxD B Pin 4 RxD A Pin 5 GND Pin 6 RTS A Pin 7 RTS B Pin 8 CTS B Pin 9 CTS A RS 422 Signal Wiring Point to Point 4 Wire Full Du...

Page 10: ...gnal Pin outs of DB 9 Male Pin 1 Tx A Pin 2 Tx B Pin 3 Rx B Pin 4 Rx A Pin 5 GND RS 485 2 Wire Half duplex Signal Pin outs of DB 9 Male Pin 1 Data A Pin 2 Data B Pin 5 GND RS 485 Signal Wiring Point t...

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