Conexant 1456VQH-R4 Driver Download

Conexant Drivers

The 1456VQH-R4 is a modem manufactured by Conexant. If you cannot connect to the network, or have slow transfer speeds or intermittent disconnection problems, you may need to update your modem driver or firmware. Visitors have downloaded this file "" 488 times with an aggregate rating of 4 out of 5 stars based on 9 reviews. The uploader reports that this update will work successfully on PCs running Windows XP. The total disk space used for this update is 1.6 MB.

9 Ratings (see all reviews)

Supported Models


Conexant SoftK56 Data,Fax,RTAM PCI Modem



Supported Operating Systems

Windows 2003, Windows XP, Windows 2000, Windows NT4, Windows ME, Windows 98SE, Windows 98, Windows 95

File Name

Versions (2000-12-18) via .inf

Additional Notes


Uploaded By

John Smith (DG Member) on 28-Oct-2005

Ratings & Reviews

See all Conexant 1456VQH-R4 ratings and reviews

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
AmosNT.sys 245.1 KB 18 Dec 2000
Basic2.sys 115.3 KB 7 Feb 2001
FSKsNT.sys 166.9 KB 6 Jul 2000
Fallback.sys 443.9 KB 6 Jul 2000
FaxNT.sys 323.9 KB 6 Jul 2000
K56NT.SYS 656.5 KB 6 Jul 2000
RKSAMPLE.SYS 111.6 KB 18 Dec 2000
SpkpNT.sys 124.5 KB 6 Jul 2000
TonesNT.sys 88.6 KB 6 Jul 2000
V124NT.SYS 785.3 KB 18 Dec 2000
WINACHSF.SYS 617.7 KB 18 Dec 2000
csacpl.cpl 314.4 KB 28 Nov 2000
disk1 27 bytes 11 Oct 1998
hsfinst.dll 15.9 KB 12 Jun 2000
pci1048_win2k.inf 44.9 KB 17 Jan 2001

How to Update 1456VQH-R4 Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the 1456VQH-R4 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 Conexant 1456VQH-R4 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 Conexant 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 Conexant website. Most 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 11, 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.

This website is not affiliated with Conexant. All company names/logos are properties of their owners.
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