Quatech DSU-100 Driver Download (Official)

Download the latest version of the DSU-100 driver for your computer's operating system. This version of "usb590.exe" is rated (5 out of 5 stars) based on 25 downloads and 4 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 225.9 KB.

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Quatech DSU-100 Automatic Driver Update Utility
4 Ratings
25 Downloads

Supported Models

DSU-100

DSU-100 Dual RS-232 Serial Ports

DSU-200/300 Dual RS-422/485 Serial Ports

ESU-100 Eight RS-232 Serial Ports 1-4

ESU-100 Eight RS-232 Serial Ports 5-8

ESU-200/300 Eight RS-422/485 Serial Ports 1-4

ESU-200/300 Eight RS-422/485 Serial Ports 5-8

HSU-100 Sixteen RS-232 Serial Ports 01-04

Manufacturers

Quatech

Supported Operating Systems

Windows Vista, Windows XP, Windows 2000, Windows ME, Windows 98

File Name

Versions

5.905.90 (2006-02-22) via .inf

Additional Notes

DSU-100

USB Serial Adapter Driver File

Uploaded By

Malathy (DG Staff Member) on 5-Mar-2007

How to Update DSU-100 Device Drivers

Step 1 - Download Your Driver

To get the DSU-100 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 DSU-100 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 DSU-100. It is a software utility which automatically finds and downloads the right driver.

Step 2 - Install Your Driver

After downloading the new driver, proceed with installation. On Windows, use the built-in Device Manager utility to manage your system's devices and drivers. To access it:

  1. Right-click the Start button

  2. Select "Device Manager" from the menu

  3. Locate the device needing the update

  4. Right-click the device and choose "Update driver"

  5. Follow the on-screen prompts to install

Once complete, restart your computer to ensure the new driver is fully implemented and functioning properly.

This process helps maintain your system's performance and compatibility with various hardware components.

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.

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
QTUSBBX2.INF 7.9 KB 14 Mar 2006
QTUSBCOM.DLL 19.8 KB 12 Aug 2004
QTUSBCOM.SYS 63.6 KB 2 Dec 2005
QTUSBPT2.INF 4.1 KB 20 Mar 2006
SERQTUSB.VXD 7.8 KB 26 Oct 2001
cocpyinf.dll 22.0 KB 16 Apr 2003
history.txt 17.3 KB 11 Apr 2006
qtucombx.sys 93.7 KB 22 Feb 2006
qtucomco.dll 15.4 KB 22 Feb 2006
qtucompp.dll 37.9 KB 22 Feb 2006
qtucompt.sys 57.9 KB 22 Feb 2006
qtusbbx2.cat 11.5 KB 3 Apr 2006
qtusbpt2.cat 8.9 KB 3 Apr 2006
qtwdmlib.sys 17.9 KB 23 May 2005
readme.txt 9.8 KB 14 Apr 2003
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