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8

Changing COM Port Number

Some serial devices need a specific COM port in

order to work.  If your serial device works properly,

do not change this setting.

1.

From 

Device Manager

 double click 

Ports

(COM & LPT)

, then double click the

High-Speed USB Serial Port 

port you

want to change.

2.

Click 

Features

 tab.

3.

Click the down arrow that is next to the

COM Port Number

 drop down box and

select a COM port that is not in use.

4.

Click 

OK

 to save the changes.

5.

Unplug the 

Serial Adapter

 from the USB

port, then re-plug the 

Serial Adapter

 into

the same USB port to enable the changes.

Summary of Contents for 2-Port USB to RS-232 Serial Adapter

Page 1: ... two 9 pin serial ports to your USB equipped system Key Features and Benefits Supports data transfer rate up to 230Kb s USB plug n play and bus powered Connectors USB type A male 2x 9 pin RS 232 serial male Serial Number Sticker For future product return or exchange this serial number is required Please keep it for your reference ...

Page 2: ...USB port Windows 7 32 64 bit Vista 32 64 bit XP 32 64 bit Server 2003 2008 32 64 bit Server 2008 R2 2000 Package Contents 2 Port USB to RS 232 Serial Adapter Driver CD Quick installation guide Layout Figure 1 Layout Activity LED Type A USB to computer Serialports ...

Page 3: ...ype D autorun exe then press Enter Change D to match your CD ROM drive letter 2 AtUSBtoSerialAdapterscreen clickInstall Driver then click USB 2 4 8 Port Serial 3 At User Account Control click Yes 4 At High Speed USB MultiSerial Device Drivers Setup box click Install 5 At High Speed USB MultiSerial Device Drivers Setup box prompt Installation completed click Exit 6 Plug the Serial Adapter into an a...

Page 4: ...ange D to match your CD ROM drive letter 2 AtUSBtoSerialAdapterscreen clickInstall Driver then click USB 2 4 8 Port Serial 3 Click Allow 4 At High Speed USB MultiSerial Device Drivers Setup box click Install 5 At High Speed USB MultiSerial Device Drivers Setup box prompt Installation completed click Exit 6 Plug the Serial Adapter into an available USB port and the drivers will install automaticall...

Page 5: ...art Run type D autorun exe then click OK Change D to match your CD ROM drive letter 3 AtUSBtoSerialAdapterscreen click Install Driver then click USB 2 4 8 Port Serial 4 At High Speed USB MultiSerial Device Drivers Setup box click Install 5 At High Speed USB MultiSerial Device Drivers Setup box prompt Installation completed click Exit 6 Plug the Serial Adapter into an available USB port and the dri...

Page 6: ...nter Change D to match your CD ROM drive letter 2 AtUSBtoSerialAdapterscreen clickInstall Driver then click USB 2 4 8 Port Serial 3 Click Allow 4 At High Speed USB MultiSerial Device Drivers Setup box click Install 5 At High Speed USB MultiSerial Device Drivers Setup box prompt Installation completed click Exit 6 Plug the Serial Adapter into an available USB port and the drivers will install autom...

Page 7: ...age For Windows Vista Right click Computer click Manage click Continue For Server 2008 2008 R2 Right click Computer click Manage double click Diagnostics For XP Server 2003 2000 Right click My Computer click Manage 2 Click Device Manager 3 Double click Ports COM LPT two High Speed USB Serial Port should be displayed ...

Page 8: ...kPorts COM LPT then double click the High Speed USB Serial Port port you want to change 2 Click Features tab 3 Click the down arrow that is next to the COM Port Number drop down box and select a COM port that is not in use 4 Click OK to save the changes 5 Unplug the Serial Adapter from the USB port then re plug the Serial Adapter into the same USB port to enable the changes ...

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Page 11: ...w the procedures below A If it is within the store s return policy period please return the product to the store where you purchased from B If your purchase has passed the store s return policy period please follow the steps below to have the product repaired or replaced Step 1 Submit your RMA request Go to www siig com click Support then RMA to submit a request to SIIG RMA or fax a request to 510...

Page 12: ...Americasand theUK andthroughe commercesites PRODUCT NAME 2 Port USB to RS 232 Serial Adapter FCC RULES TESTED TO COMPLY WITH FCC PART 15 CLASS B OPERATING ENVIRONMENT FOR HOME OR OFFICE USE FCCCOMPLIANCESTATEMENT This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any ...

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