1995 IBM model M (71G4644) Made by Lexmark 9/29/95 Quiet Touch (rubber dome)

SKU: 0392427 Category:


part# 71G4644
serial# 0392427
date 9/29/95 (24 years old)
condition keyboard is used equipment.
origin Manufactured for IBM by Lexmark Made in the USA
IBM logo dark blue text on dark gray
Designed when “real” typing on a quality keyboard was a required skill to use a $4000 IBM personal computer.  PC Mag link
(pre-dates the then new mouse-click and graphical user interface operating system later to be known as Microsoft Windows 3.1 and 95)
cable attached, coiled cable, ps/2 connector
key caps removable (one piece key stem + key cap)
key switches non-clicky (rubber dome) variant
condition Keyboard pre-selected as good candidate and passed initial testing to confirm mechanical condition. Upper keyboard case disassembled and individual 101 keys have been removed and fully cleaned by hand. Inspection of interior plate. All 56 plastic rivets drilled out and replaced with M2 precision screws to restore internal integrity.  Interior plate vacuumed to remove foreign debris.Keyboard re-assembled and re-tested post-cleaning. Individual photography of rear label. Photo gallery of typical restoration workflow.
comments Same solid construction and internal components as many model M keyboards, but buckling-spring assemblies replaced with rubber-dome membrane.  Note, the keys on the 71G4644 and 01M1525 rubber-dome model M keyboards are not the same as 1391401 keyboards.
comments This keyboard is tested to work 100%.   Keyboard has been completely disassembled and new conductive layers installed and fully bolt/screw modded.


Additional information

Weight 7 lbs
Dimensions 24 × 12 × 3 in

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