1992 IBM model M (1397440) Made by IBM 11-10-92

Description

part#1397440
serial#
date11-10-92 (24 years old) microstamped on internal plate
IBM logoblue logo on gray background
conditionkeyboard is used equipment
originManufactured by Lexmark
cableremovable SDL, coiled cable, ps/2 connector (used 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.  Any missing 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.
comments *keyboard sold at discount, because on careful inspection instead of two clips on SDL plastic clip connector, one is missing.  Keyboard otherwise fully functional.
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Additional information

Weight7.1 lbs
Dimensions24 × 12 × 3 in