P/N 1390637 - Model M Keyboard Details & Specs

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Provided by the ASK Keyboard Part Number Database

IBM Enhanced Terminal Keyboard

Type	Model M Enhanced Terminal Keyboard
OEMs or ODMs	IBM U.S.
Keyswitches	IBM membrane buckling springs
Earliest appearance	1987
Original keycaps	PBT with dye-sublimated legends
Cover colour	Pearl White
Branding	IBM silver square badge
Feet	Single-setting flip-out feet
Protocol	IBM Mode 2 (scancode set 3)
Connection	Grey coiled-style fixed DIN (240) cable
Form factor	Full-size
Additional notes	Combined F1/F13 to F12/F24 function key row
Data last updated	30^th January 2025

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