PCI2S550 (Dual 16550 UART) Driver 6.2.0.0
by Sunix GroupXP32-bitSHA-256 verified
- Manufacturer
- Sunix Group
- Device
- PCI2S550 (Dual 16550 UART)
- Driver version
6.2.0.0- Release date
- January 2, 2007
- Supported Windows
- Windows XP
- Architecture
- 32-bit (x86)
- File size
- 61 KB
- File name
20029099_65da42cd8e018875a09f59b99034071085ea745d.cab- Digital signature
- Signed - catalog
snxcard.cat - INF version
01/02/2007,6.2.0.0- INF provider
- SUNIX GROUP
- Device class
- MultiportSerial
- Source
- Microsoft Update Catalog
- Last verified
- July 8, 2026
- SHA-256
9bdde8ed53d3da3a8caf22bf5577a342a9487c70664c36d6457b7552a8b4817a
Supported hardware IDs (10)
- PCI\VEN_1409&DEV_7168&SUBSYS_40271409&REV_01
- PCI\VEN_1409&DEV_7168&SUBSYS_40371409&REV_01
- PCI\VEN_1409&DEV_7168&SUBSYS_40551409&REV_01
- PCI\VEN_1409&DEV_7168&SUBSYS_40561409&REV_01
- PCI\VEN_1409&DEV_7168&SUBSYS_40661409&REV_01
- PCI\VEN_1409&DEV_7168&SUBSYS_81661409&REV_01
- PCI\VEN_1409&DEV_7168&SUBSYS_50661409&REV_01
- PCI\VEN_1409&DEV_7168&SUBSYS_81381409&REV_01
- PCI\VEN_1409&DEV_7168&SUBSYS_81561409&REV_01
- PCI\VEN_1409&DEV_7168&SUBSYS_50561409&REV_01
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 (x86)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).