RST985 USB to Serial Adapter Driver Installation Guide Installing the Device with InstallShield This section will guide you on how to install the PL-2303 USB to Serial adapter under Windows XP, Windows 2000, Windows ME, and Windows 98 operating systems. Note: Please take notice of the installation order. First, run the InstallShield wizard, and then plug in the USB to Serial adapter. The following steps will show how to install the device under Windows XP. Basically, the procedures are also somewhat the same for other Windows operating systems. 1. Power on your computer and boot to Windows. 2. Run or double-click the InstallShield driver setup program “PL-2303 Driver Installer.exe”. The InstallShield Wizard will be displayed on your screen to inform you that the PL-2303 USB-to-Serial driver will be installed on your computer. Click Next to continue and start the installation. 3. Wait until the InstallShield Wizard informs you that driver installation is successfully installed. Click the Finish button to close the InstallShield program. If you have plugged the cable into the PC while running the setup installation, please unplug and replug the cable for the system to detect the device. 4. Locate the USB port of your computer and plug in the USB to Serial adapter. Windows should detect the driver as Prolific USB-to-Serial Comm Port. Before Windows installs this, it may prompt you that this device driver has not yet passed Windows XP Logo compatibility. Click Continue Anyway. Windows will then start to install the driver for the USB-to-Serial Comm Port. Uninstalling the Device Driver It is easy to uninstall the USB to Serial device driver. You have three selections to uninstall the PL-2303 driver: - Run the InstallShield Setup “PL-2303 Driver Installer.exe” program again - Run Start _ Programs _ PL-2303 USB-Serial Driver _ Uninstaller - Control Panel _ Add or Remove Programs _ PL-2303 USB-to-Serial 1. The InstallShield Wizard will appear and will let you choose if you want to reinstall the driver, uninstall the driver or exit the wizard. Select to Uninstall driver, and then click Next to continue. When finished, the InstallShield Wizard will prompt you to restart Windows. Click the Finish button and wait for the system to restart your computer.
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