1992 IBM model M (1391401) Made by IBM 08-26-92

Description

 

part#1391401
serial#7961916
date08-26-92 (26 years old)
IBM logoblue logo on gray background
conditionkeyboard is used equipment
originMade by IBM
cableremovable SDL, coiled cable, ps/2 connector (new cable, standard length)
key capsremovable (two piece, key stem + key cap)
key switchesclicky = buckling spring
keyboard is used equipment.
conditionKeyboard 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.
commentsKeyboard fully mechanical and electrically functional, with the minor exception that Scroll lock key switch functionally works, but LED does not illuminate consistently (see last photo).  Item being sold at discount for those who are looking to save a few dollars on an otherwise great model M keyboard.
commentsAll 56 plastic rivets have been expertly replaced with M2 screws for ensure for a tight and crisp keyboard feel.
comments

Additional information

Weight7.1 lbs
Dimensions24 × 12 × 3 in

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