04a7:047a — 9450
Visioneer
- Vendor ID
- 04a7
- Product ID
- 047a
- Combined
- 04a7:047a
- Decimal
- 1191:1146
What is this device?
This is the USB identifier for a 9450 manufactured by Visioneer. The vendor ID 04a7 is registered to Visioneer with the USB Implementers Forum, and 047a is the product ID that Visioneer assigned to this particular model. When you run lsusb on Linux, this device appears as 04a7:047a Visioneer 9450.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 04a7:047a Visioneer 9450
You can filter directly with lsusb -d 04a7:047a, or get the full descriptor dump with lsusb -v -d 04a7:047a. Kernel messages from dmesg show the same pair as idVendor=04a7, idProduct=047a.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_04A7&PID_047A USB\VID_04A7&PID_047A&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_04A7&PID_047A"
macOS
$ system_profiler SPUSBDataType
9450:
Product ID: 0x047a
Vendor ID: 0x04a7 (Visioneer)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:
04a7 Visioneer 047a 9450