Defective parts return procedure for US. Then I gave them the following hardware IDs for the device: Please explain are they not in your Downloads.. To install in compatibility mode do the following: You can follow the question or vote as helpful, but you cannot reply to this thread. Click here for instructions on how to remove the access panel.

Uploader: Gardahn
Date Added: 14 December 2011
File Size: 12.9 Mb
Operating Systems: Windows NT/2000/XP/2003/2003/7/8/10 MacOS 10/X
Downloads: 71225
Price: Free* [*Free Regsitration Required]

Find More Posts by maxie. Sefial connected the PC through a Lan cable with Internet, then i searched for updates, but there was not any update.

Missing PCI Serial Driver (chipset driver)

Installed windows 7 ultimate and a bunch of poet from HP’s drivers section for my computer and I still have this unkown device. Be careful not to slide skin along any interior metal edge of the computer. On device manager the PCI Serial Port shows that driver is missing, also my Wireless Yp Card is not working correctly, it do not find any domain, it shows the red X.

Hello everyone, I hope you could give me some clue that may have caused the appearance of an unknown device. I don’t see any other devices that need drivers from your screen shot, so unfortunately, I wouldn’t be able to help you with why the wireless isn’t working.


This topic has been locked due to inactivity for a long period of time. Download and install “sp Click here for instructions on how to replace the access panel.

You need the Chipset Driver.

This thread is locked. Glad you were able to get the wireless to work too.

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

Originally Posted by maxie Please explain are they not in your Downloads. The edges of metal panels can cut skin. For more information about returning parts to HP select one of d7c800p links below:.

If you have a question, please create a new topic by clicking here. How satisfied are you with this response? If your unit contains a part that is labelled with the Modified Spare number, the Modified Spare must be ordered as the replacement part. The same with a Wireless USB. I downloaded them and installed but after reboot the issue ph not been solved.


Move the computer to a clear, flat, stable work surface over a non-carpeted floor. The solution for this I found on this link: See your browser’s documentation for specific instructions.

450736-001 HP Dc7800 Secondary Serial Port With Ribbon Cable

Sorry that last word didn’t get in the subject line. Didn’t find what you were looking for? This software is part of the Intel Digital Office Initiative.

Here are these two drivers. Hi quicqsolution, From the HP support site: Unknown device In device manager, by a virus? All times are GMT PCI card replacement Step 1. This page requires Javascript. All forum topics Previous Topic Next Topic. To install in compatibility mode do the following: