IBM PS/2 model 30 for spare parts, package found, good or bad luck, cover

Reappeared! IBM PS/2 model 30 for spare parts

Welcome to Valorosoit, the blog where we explore the fascinating world of retrocomputer and vintage electronics. Today I will tell you the story of a lost package, then found, of a questionable packaging and the nasty surprises encountered with my purchase: an IBM [...]

DS1287 replacement nwX287 by Necroware, IBM PS/2 model 30 286, article cover

IBM PS/2, DS1287 – nwX287

Welcome back! We face a fundamental repair on the IBM PS/2 Model 30 286: the replacement of the Real Time Clock (RTC), in particular the Dallas DS1287, with a modern alternative, the NWX287 by Necroware. ILBM computer configuration errors Dallas DS1287, also present […]