Download the latest version of the QSC-300 driver for your computer's operating system. Visitors have downloaded this file "win2kxpcom200.zip" 21 times with an aggregate rating of 5 out of 5 stars based on 7 reviews. It is compatible with PCs running Windows Vista and Windows XP, among other operating systems. The total disk space used for this update is 563.2 KB.
QSC-300
Anycom PCMCIA Serial Port
Omega PCMCIA Serial Port
Quatech DSC(LP)-100 PCI Two-Port RS-232 Serial Adapter
Quatech DSC(LP)-200/300 PCI Two-Port RS-422/485 Serial Adapter
Quatech DSC-100 PCI Two-Port RS-232 Serial Adapter
Quatech DSC-200/300 PCI Two-Port RS-422/485 Serial Adapter
Quatech DSCP-100 Compact PCI Two-Port RS-232 Serial Adapter
Windows Vista, Windows XP, Windows 2000
win2kxpcom200.zip (563.2 KB)
2.002.00 (2007-07-16) via .inf
PCI Serial Board Drivers
Driver File
Karthikkumar (DG Staff Member) on 11-Dec-2008
To get the QSC-300 driver, click the green download button above. After you complete your download, move on to Step 2.
If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter Quatech QSC-300 into the search box above and then submit. In the results, choose the best match for your PC and operating system.
Tech Tip: If you are having trouble deciding which is the right driver, try the Driver Update Utility for Quatech QSC-300. It is a software utility which automatically finds and downloads the right driver.
To install your new driver on Windows:
Right-click the Start button.
Click "Device Manager"
Find your device in the list.
Right-click the device and select "Update driver"
Follow the steps on screen.
Restart your computer when done.
This keeps your computer working at its best.
Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.
For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| QSERBUS.sys | 33.0 KB | 20 Jul 2007 |
| QTSERIAL.sys | 98.9 KB | 25 Jul 2007 |
| QtPPages.dll | 1.7 MB | 3 Aug 2005 |
| cocpyinf.dll | 22.0 KB | 16 Apr 2003 |
| qserbrd.cat | 17.7 KB | 28 Jul 2007 |
| qserbrd.inf | 16.3 KB | 16 Jul 2007 |
| qserpt.cat | 15.5 KB | 28 Jul 2007 |
| qserpt.inf | 4.2 KB | 16 Jul 2007 |
| qtwdmlib.sys | 17.9 KB | 23 May 2005 |
| readme.txt | 2.5 KB | 16 Jul 2007 |