PCI\VEN_1022&DEV_2001
Am79C971 PHY driver
PCI\VEN_1022&DEV_2001 is the Advanced Micro Devices, Inc. [AMD] Am79C978 PCnet Home (HomePNA) 1/10 PCI Ethernet Adapter, an Ethernet device. Without it the wired port shows as an Ethernet Controller under Other devices and the cable does nothing. Get it from Windows Update or your PC maker first; the chip maker's own package is on support.microsoft.com.
Device details
| Hardware ID | PCI\VEN_1022&DEV_2001 |
|---|---|
| Device name | Am79C978 PCnet Home (HomePNA) 1/10 PCI Ethernet Adapter [Am79C971 PHY] |
| Maker | Advanced Micro Devices, Inc. [AMD] (PCI vendor ID 1022) |
| Device type | Ethernet |
| Driver guide | Find the right Ethernet driver |
| Known OEM variants | 2 |
PCs and boards that use this chip
Each line is a subsystem ID: the full hardware ID ends in SUBSYS_ plus these eight characters when the Am79C971 PHY is built into that maker's product.
| Full hardware ID ending | Maker | Product |
|---|---|---|
SUBSYS_0A781092 | Diamond Multimedia Systems | Multimedia Home Network Adapter |
SUBSYS_02991668 | Actiontec Electronics Inc | ActionLink Home Network Adapter |
If your SUBSYS matches a laptop or board maker in this list, that maker's support page has the version tested for your model.
How to install the driver for Am79C971 PHY
- Confirm the ID. In Device Manager, right-click the device, open Properties, then Details, and pick Hardware Ids. The first line should start with
PCI\VEN_1022&DEV_2001. - Try Windows Update. Settings, Windows Update, Advanced options, Optional updates. Network drivers may appear here once another connection works, such as Wi-Fi or a phone hotspot.
- Check your PC maker. Enter your model or serial number on its support site and look under Networking or LAN.
- Use the chip maker's package. Update drivers through Device Manager in Windows (Microsoft) on support.microsoft.com. Our find the right ethernet driver guide explains which package fits.
- Restart and check. Plug in the cable and check that Windows shows a wired connection.
Other Advanced Micro Devices ethernet IDs
Device names: The PCI ID Repository, public data. We never host driver files: downloads come from the maker.