ST-Lab U-350 User manual

Apr/07 MN
1
USB to Serial Adapter
User Manual
Ver. 2.00
All brand names and trademarks are properties of their
Respective owners.

Apr/07 MN
2
Features and Benefits
zSmart USB to RS-232 (DB 9-pin male serial port) interface
zSupports various serial devices modems, PDAs, cellular phones,
digital cameras, card readers, and more
zEasy Plug and Play Installation
zSupports serial transmission rate up to 230400bps
zNo IRQ resource required
zBus Powered – no separate power supply or battery required
zSupports Windows® 2000, XP, Server 2003 and Vista
Package Contents
z1 x USB to Serial Adapter
z1 x Driver CD
z1 x User Manual
System Requirements
zWindows® 2000/XP/Server 2003/Vista
zUSB 1.1 or higher port

Apr/07 MN
3
Driver Installation
For Windows® 2000/XP/Server 2003
1. Don’t plug in the USB to Serial Adapter to the USB connector of
your computer.
2. Please insert the CD driver bound with USB to Serial Adapter into
your CD-ROM Drive.
3. At the Windows desktop click Start, then Run.
4. Type D:\USBRS232\Windows\Setup.exe, then click OK.
(Change D: to match your CD-ROM drive letter)
5. Follow the on-screen instructions to complete the installation.
6. Plug USB to Serial Adapter into your computer’s USB port.
7. Open “Device Manager” under System Properties and check if
there is the device you install under “Prolific USB-to-Serial
Comm Port…”.
8. Now the USB to Serial Adapter is ready to use.
For Windows® Vista
1. Don’t plug in the USB to Serial Adapter to the USB connector of
your computer.
2. Please insert the CD driver bound with USB to Serial Adapter into
your CD-ROM Drive.

Apr/07 MN
4
3. At the Windows desktop click Start, then Run.
4. Type D:\USBRS232\Windows\Vista\Setup.exe, then click OK.
(Change D: to match your CD-ROM drive letter)
5. Follow the on-screen instructions to complete the installation.
6. Plug USB to Serial Adapter into your computer’s USB port.
7. Open “Device Manager” under System Properties and check if
there is the device you install under “Prolific USB-to-Serial
Comm Port …”.
8. Now the USB to Serial Adapter is ready to use.
Changing COM Port Number
Some serial devices need a special COM port in order to work. If your
serial device works properly, do not change this setting.
1. From the Device Manager window double click Ports(COM &
LPT), then double click the Prolific USB-to-Serial Comm Port
you want to change.
2. Click Port Settings tab and click Advanced… button.
3. Click the down arrow that is next to the COM Port Number box,
select a COM port that is not in use, then click OK.
4. Click OK, then close Device Manager to save the changes.