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P/N 55Y9021

Lenovo ThinkPad USB Keyboard with TrackPoint

FRU Part Number
57Y4659
Market Model Name/Feature Code
SK-8855
Type
Classic ThinkPad Discrete Keyboard
Key-switches
Lenovo ThinkPad classic scissor-stabilised rubber domes (misc. OEM)
Earliest Appearance
2009 Q3
Original Keycaps
N/A
Casing Colour
Raven Black
Branding
Old Lenovo logo
Protocol
HID
Connection
Cable
Cable
Black straight fixed Type A USB
Form Factor
Tenkeyless (compacted)
Layout/Language
Hungarian
Built-In Mouse
TrackPoint IV
Source(s)
Document: Lenovo ThinkPad USB Keyboard with TrackPoint (SK-8855) - Service parts (#PD000902) [Lenovo]
Data Last Updated
2021-08-29

More on this type of keyboard...

Variant of a Classic ThinkPad Discrete Keyboard
Variant of a Classic ThinkPad Discrete Keyboard
Variant of a Classic ThinkPad Discrete Keyboard

The Lenovo ThinkPad USB Keyboard with TrackPoint (SK-8855) was Lenovo's first discrete ThinkPad/TrackPoint keyboard. It was introduced in 2009 and utilised the same keyboard design that was introduced with the Lenovo ThinkPad T400s and later used by xx10 and xx20 generation ThinkPads.

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