04a9:3171 — SELPHY CP740

Canon, Inc.

Vendor ID: 04a9
Product ID: 3171
Combined: 04a9:3171
Decimal: 1193:12657

What is this device?

This is the USB identifier for a SELPHY CP740 manufactured by Canon, Inc.. The vendor ID 04a9 is registered to Canon, Inc. with the USB Implementers Forum, and 3171 is the product ID that Canon, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 04a9:3171 Canon, Inc. SELPHY CP740.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 04a9:3171 Canon, Inc. SELPHY CP740

You can filter directly with lsusb -d 04a9:3171, or get the full descriptor dump with lsusb -v -d 04a9:3171. Kernel messages from dmesg show the same pair as idVendor=04a9, idProduct=3171.

Windows

In Device Manager, open the device, go to Details → Hardware Ids. This device reports:

USB\VID_04A9&PID_3171
USB\VID_04A9&PID_3171&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_04A9&PID_3171"

macOS

$ system_profiler SPUSBDataType
    SELPHY CP740:
      Product ID: 0x3171
      Vendor ID: 0x04a9  (Canon, 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. Canon, Inc. official support →

Raw usb.ids entry

The exact lines this page is generated from, in the upstream source file:

04a9  Canon, Inc.
	3171  SELPHY CP740

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