drivers – I have “unknown PCI device” in Windows 7 device manager. What can it be?
When you could have unknown {hardware} which is 20 years or much less outdated you normally can get the PCI machine ID. It will enable you indentify which {hardware} it’s, relatively than a generic PCI Easy Communication Controller or related.
For unix like OS’ses reminiscent of FreeBSd, Linux or OS X use lspci or pciconf.
For home windows you should use the {hardware} ID tab within the machine supervisor.
To start out the machine supervisor both go to [start] [run] and sort devmgmt.msc or proper click on on the [my computer] icon in your desktop, choose “handle” and click on on the machine supervisor possibility.
(Screenshots from win 7. It’s related in XP).
From machine supervisor:
- Go to the machine you need to discover the {hardware} ID from.
- Proper click on on it and choose “properties”.
- Go to the tab “Particulars” and alter “System description” to “{Hardware} ID”.
Be aware the worth with the traces like this one: PCIven1002&dev_6898&subsyst_0b…
Seek for that within the web or use a web site like http://www.pcidatabase.com/.
Be aware that these IDs have a hard and fast format. The primary quantity will at all times point out the producer. Within the demonstrated case within the screenshots that’s ATI/AMD (ATI was purchased out by AMD).
The remaining numbers point out all the main points, usually right down to the revision quantity.