05ca:1841 — Fujitsu F01/ Lifebook U810 [R5U870]

Ricoh Co., Ltd

Vendor ID: 05ca
Product ID: 1841
Combined: 05ca:1841
Decimal: 1482:6209

What is this device?

This is the USB identifier for a Fujitsu F01/ Lifebook U810 [R5U870] manufactured by Ricoh Co., Ltd. The vendor ID 05ca is registered to Ricoh Co., Ltd with the USB Implementers Forum, and 1841 is the product ID that Ricoh Co., Ltd assigned to this particular model. When you run lsusb on Linux, this device appears as 05ca:1841 Ricoh Co., Ltd Fujitsu F01/ Lifebook U810 [R5U870].

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 05ca:1841 Ricoh Co., Ltd Fujitsu F01/ Lifebook U810 [R5U870]

You can filter directly with lsusb -d 05ca:1841, or get the full descriptor dump with lsusb -v -d 05ca:1841. Kernel messages from dmesg show the same pair as idVendor=05ca, idProduct=1841.

Windows

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

USB\VID_05CA&PID_1841
USB\VID_05CA&PID_1841&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_05CA&PID_1841"

macOS

$ system_profiler SPUSBDataType
    Fujitsu F01/ Lifebook U810 [R5U870]:
      Product ID: 0x1841
      Vendor ID: 0x05ca  (Ricoh Co., Ltd)

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:

05ca  Ricoh Co., Ltd
	1841  Fujitsu F01/ Lifebook U810 [R5U870]

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