The CanoScan D646U,Version 6.0.1b is a scanner manufactured by Canon. Modern scanners may support hardware acceleration features, such as GPU-assisted image processing or direct memory access (DMA). Updated drivers can take advantage of these hardware capabilities, offloading certain tasks from the CPU and improving overall performance. This can result in faster scanning speeds and reduced system load. Visitors have downloaded this file "D646USgcsu601b.exe" 2,609 times with an aggregate rating of 5 out of 5 stars based on 44 reviews. Visitors have successfully installed this driver on PCs running Windows Vista and Windows XP. The total disk space used for this update is 4.1 MB.
CanoScan D646U,Version 6.0.1b
CanoScan D646U
Windows XP, Windows 2000, Windows ME, Windows 98
D646USgcsu601b.exe (4.1 MB)
6.0.1.2 (2001-09-25) via .inf
ScanGear CS-U v6.0.1b Self Extractor (Windows 98/Me/2000/XP)
This self-extracting file contains the most recent version of ScanGear TWAIN driver for the D646U scanner. Save the file D646USgcsu601b.exe to your hard drive, then run the file. Following the extraction of the TWAIN driver, detailed instructions are provided to guide you through the installation process.
Usha (DG Staff Member) on 21-May-2004
To get the CanoScan D646U,Version 6.0.1b 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 Canon CanoScan D646U,Version 6.0.1b 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 Canon Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
To find the newest driver, you may need to visit the Canon website. Most major device manufacturers update their drivers regularly.
After you get your new driver, you need to put it on your computer. On Windows, there's a tool called Device Manager that helps with this. It shows you all the parts of your computer and the drivers they use. To finish setting up the new driver, you'll probably need to turn your computer off and on again.
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 |
|---|---|---|
| D064U.INF | 6.1 KB | 25 Sep 2001 |
| D064U.CAT | 16.4 KB | 12 Jun 2001 |
| _adC2E0.dll | 77.8 KB | 14 Nov 2001 |
| D064UNT.CAT | 16.1 KB | 27 Sep 2001 |
| _adC2E0.adx | 11.3 KB | 14 Nov 2001 |
| _Active Delivery_ | 1.0 KB | 14 Nov 2001 |
| D064USG/CNZ005.ICC | 1.0 KB | 27 May 1999 |
| D064USG/LTKRN10N.DLL | 298.0 KB | 18 Feb 2000 |
| D064USG/TWAIN.DLL | 87.4 KB | 11 Feb 1997 |
| D064USG/TWUNK_32.EXE | 69.6 KB | 17 Oct 2000 |
| D064USG/UCS32P.DLL | 323.6 KB | 12 Oct 2000 |
| D064USG/README.TXT | 3.2 KB | 25 Sep 2001 |
| D064USG/IMGENH.DLL | 176.2 KB | 30 Mar 2001 |
| D064USG/IOP.DLL | 2.4 MB | 30 Mar 2001 |
| D064USG/D064UFW.INI | 1.9 KB | 6 Feb 2001 |
| D064USG/CANOIT32.EXE | 45.1 KB | 18 Feb 2000 |
| D064USG/D064UCPL.DLL | 28.7 KB | 30 Mar 2001 |
| D064USG/ITLIB32.DLL | 119.8 KB | 18 Feb 2000 |
| D064USG/TWAIN_32.DLL | 77.3 KB | 17 Oct 2000 |
| D064USG/TWUNK_16.EXE | 48.6 KB | 17 Oct 2000 |
| D064USG/CNS60N.ICC | 55.5 KB | 21 Jan 2001 |
| D064USG/D064UA.DAT | 393.3 KB | 19 Jan 2001 |
| D064USG/TPM.DLL | 172.1 KB | 30 Mar 2001 |
| D064USG/SCANINTF.DLL | 1.4 MB | 30 Mar 2001 |
| D064USG/CSUI.DLL | 807.0 KB | 30 Mar 2001 |
| D064USG/D064UFW.DLL | 151.6 KB | 25 Sep 2001 |
| D064USG/SYSERROR.EXE | 49.2 KB | 30 Mar 2001 |
| D064USG/CSUI.CNT | 1.6 KB | 4 Jan 2001 |
| D064USG/CISDS.DS | 94.3 KB | 30 Mar 2001 |
| D064USG/MSVCRT.DLL | 266.3 KB | 14 Apr 2000 |
| D064USG/D064UUI.DLL | 159.8 KB | 30 Mar 2001 |
| D064USG/D064UUD.DLL | 94.2 KB | 30 Mar 2001 |
| D064USG/D064UFW.PLG | 98.3 KB | 15 Jan 2001 |