Conexant SoftK56 Data Fax Modem Driver 7.80.0.0
by CxtXP64-bitSHA-256 verified
- Manufacturer
- Cxt
- Device
- Conexant SoftK56 Data Fax Modem
- Driver version
7.80.0.0- Release date
- October 1, 2008
- Supported Windows
- Windows XP
- Architecture
- 64-bit (x64)
- File size
- 1.3 MB
- File name
20214415_dfd5c8bd29ae35339f28468f27556dce59948f27.cab- Digital signature
- Signed - catalog
PLSNSR6K.cat - INF version
10/01/2008, 7.80.0.0- INF provider
- CXT
- Device class
- Modem
- Source
- Microsoft Update Catalog
- Last verified
- July 8, 2026
- SHA-256
db93b0b0f08c93fd9742b1aff75658f874ef6ca9d5fbb9e9fc0c89c3981e87e7
Supported hardware IDs (6)
- PCI\VEN_14F1&DEV_2F50&SUBSYS_205D14F1
- PCI\VEN_14F1&DEV_2F50&SUBSYS_204D14F1
- PCI\VEN_14F1&DEV_2F50&SUBSYS_205F14F1
- PCI\VEN_14F1&DEV_2F50&SUBSYS_207C14F1
- PCI\VEN_14F1&DEV_2F50&SUBSYS_204F14F1
- PCI\VEN_14F1&DEV_2F50&SUBSYS_205C14F1
Compare with your device: Device Manager → right-click the device → Properties → Details → Hardware Ids. If one of the values above matches, this driver supports your hardware.
How to install
- Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
- Verify compatibility: your Windows version (Windows XP) and architecture (x64)must match this driver, and your device's Hardware ID should appear in the list above.
- Download the file using the button - it comes directly from Microsoft Update Catalog.
- Optionally verify the checksum: open PowerShell, run
Get-FileHash your-download.cab -Algorithm SHA256and compare with the SHA-256 above. - Extract the .cab archive: right-click → Extract All, or run
expand -F:* file.cab C:\driver\in Command Prompt. - Install via Device Manager: right-click your device → Update driver → Browse my computer → point to the extracted folder. Alternatively run
pnputil /add-driver C:\driver\*.inf /install. - Check Device Manager: the device should show no warning icons, and the driver version should match.
How to roll back
If the device stops working after the update: Device Manager → right-click the device → Properties → Driver tab → Roll Back Driver. If the button is greyed out, use the restore point from step 1 (Start → "Recovery" → Open System Restore).