Dell Precision Mobile WorkStation M6500 Driver Download (Official)

Dell Drivers Modem Drivers
Dell Precision Mobile WorkStation M6500 Driver Download (Official)
2 Ratings

Supported Models

Dell Precision Mobile WorkStation M6500 Driver

Conexant USB D400 V.92 Modem Driver

Inspiron 11z Driver

Inspiron 1370 Driver

Inspiron 1464 Driver

Inspiron 1470 Driver

Inspiron 1546 Driver

Inspiron 1564 Driver

Inspiron 1764 Driver

Inspiron Desktop 400 Driver

Studio Laptop 1557 Driver

Studio Laptop 1558 Driver

Studio Laptop 1569 Driver

Studio XPS Laptop 1647 Driver




Supported Operating Systems

Windows 7 (64 bit)

File Name

Conexant_D400-External-USB-5_A00_R223361.exe (2.0 MB)

Versions (7-Jan-2010)

Find Related Drivers

Uploader Notes

Modem Driver File

Uploaded By

Sathishkumar (DG Staff Member) on 13-Jun-2011

Supported Devices

Conexant USB D400 V.92 Modem

Manufacturer Conexant
Class Modem
Hardware Ids


Compatible Hardware Ids No Compatible Hardware Ids found.

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
DIFxAPI.dll 524.8 KB 4 Oct 2006
DellUSBw.INF 22.9 KB 7 May 2009
Setup64.exe 1.4 MB 6 May 2009
UCI64C40.dll 394.2 KB 23 Apr 2009
UIU64c.exe 1.4 MB 6 May 2009
Version.txt 732 bytes 11 Feb 2010
acfdcp64.sys 34.9 KB 29 Apr 2009
acfsdk32.dll 94.2 KB 15 Mar 2007
acfsdk64.sys 17.0 KB 15 Mar 2007
acfva64.sys 123.0 KB 3 Apr 2009
acfxau64.dll 436.7 KB 29 Apr 2009
acfxau64.sys 10.2 KB 29 Apr 2009 10.3 KB 19 May 2009

How to Update Dell Precision Mobile WorkStation M6500 Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the Dell Precision Mobile WorkStation M6500 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 Dell Precision Mobile WorkStation M6500 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 Dell Precision Mobile WorkStation M6500. It is a software utility which automatically finds and downloads the right driver.

To find the newest driver, you may need to visit the Dell website. Many major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.

How to Open Device Manager

  • In Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager

  • In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager

  • In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager

  • In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager

  • In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button

How to Install a driver from Device Manager

  1. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.

  2. Select the Driver tab.

  3. Click the Update Driver button and follow the instructions.

In most cases, you will need to reboot your computer in order for the driver update to take effect.

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.

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