Let HP identify any out-of-date or missing drivers and software. Microsoft Windows 7 Ultimate bit SP1. Contact Us Legal Privacy and cookies. I don’t see my operating system. Unknown device in device manager code: Select all Deselect all.

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Oh and is it appropriate for me to use this topic to ask another question regarding explorer.

Two unknown drivers are in Device Manager Solved – Windows 7 Help Forums

Asia Pacific and Oceania. HP encountered dd7900 error while trying to scan your product. Microsoft Windows 7 Ultimate bit SP1. Select the desired files and choose ‘Download files’ to start a batch download.

HP Compaq dc Small Form Factor PC – Driver Downloads | HP® Customer Support

This tool applies to Microsoft Windows Sefial only. We were unable to retrieve the list of drivers for your product. Operating System – Windows 7, Windows 8, Windows 8. Let HP identify any out-of-date or missing drivers and software.

Choose ‘Refresh’ to update the list. Similar help and support threads Thread Forum Unknown device in device manager after Bios default settings are applied. Email list of drivers. This product detection tool installs software on your Microsoft Windows device that allows HP to detect and gather data about your HP and Compaq products to provide quick access to support information and solutions.


You need the Chipset Driver. Find More Posts by kathy How does HP install software and gather data?

Unknown device in device manager after Bios default settings are applied. I tired it but its useless for my machine. Select an operating system and version to see available software for this product. Select all Deselect all. If you can extract them, then you force the driver sc7900 upgrade through Device Manager and point it to the right file path. We were unable to find any drivers for your product. Serisl has scanned your product but currently has no suggestions for driver updates.

Or can you just not run the Driver?

Hello everyone, I hope you could give me some clue that may have caused the appearance of an unknown device. The list of all available drivers for your product is shown above. Drivers may be in development so please check back at pcl later date or visit the product homepage.


The Virtual Agent is currently unavailable. Find More Posts by quicqsolution. Is my Windows version bit or bit?

HP Compaq Dc7900 High Profile PCI Serial Port Controller Card 383033-001

Page 1 of 3. Find More Posts by maxie. HP Download and Install Assistant makes it easy to download and install your software. Modify your browser’s settings to allow Javascript to execute. Welcome to Windows 7 Forums.

Installed windows 7 ultimate and a bunch of drivers from HP’s drivers section pfi my computer and I still have this unkown device.