1004:a400 — Renoir (KC910)
LG Electronics, Inc.
- Vendor ID
- 1004
- Product ID
- a400
- Combined
- 1004:a400
- Decimal
- 4100:41984
What is this device?
This is the USB identifier for a Renoir (KC910) manufactured by LG Electronics, Inc.. The vendor ID 1004 is registered to LG Electronics, Inc. with the USB Implementers Forum, and a400 is the product ID that LG Electronics, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 1004:a400 LG Electronics, Inc. Renoir (KC910).
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 1004:a400 LG Electronics, Inc. Renoir (KC910)
You can filter directly with lsusb -d 1004:a400, or get the full descriptor dump with lsusb -v -d 1004:a400. Kernel messages from dmesg show the same pair as idVendor=1004, idProduct=a400.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_1004&PID_A400 USB\VID_1004&PID_A400&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_1004&PID_A400"
macOS
$ system_profiler SPUSBDataType
Renoir (KC910):
Product ID: 0xa400
Vendor ID: 0x1004 (LG Electronics, Inc.)Driver help
Having driver issues with this device? Most USB devices are handled by a generic class driver; if yours shows up as an unknown device, confirm the ID above first, then check the manufacturer's downloads page.
Raw usb.ids entry
The exact lines this page is generated from, in the upstream source file:
1004 LG Electronics, Inc. a400 Renoir (KC910)