Tag: Mainframe

Analysis and repair of an IBM Model M keyboard

July 2, 2025

Complete analysis and restoration of a 1990s mechanical IBM Model M keyboard, an iconic model known for its manufacturing quality and unique buckling spring mechanism.

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Restoring an IBM AS/400 (9401-150)

June 10, 2021

IBM AS/400s are legendary mainframes still present in many companies. In this article I detail how I completely restored an AS/400 9401-150 server.

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