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IBM 5153: Revision history

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25 September 2026

23 September 2026

  • curprev 03:4203:42, 23 September 2026 Josh talk contribs 9,312 bytes +346 Cite the minuszerodegrees dark-yellow-to-brown schematic extract for the brown behaviour rather than the 5153 known-problems page undo
  • curprev 03:2003:20, 23 September 2026 Josh talk contribs 8,966 bytes +6,311 Rebuilt from IBM's own Options and Adapters specification (now hosted here), the hosted Sams service data and minuszerodegrees: vertical drive is 50/60 Hz not 60 Hz, 13-inch/340 mm CRT and 8x8 character matrix added from IBM, added the 5153's own mains supply and IBM's 450 V warning, replaced invented 'convergence trimmer' advice with the Sams symptom-to-designator table, corrected the brown/dark-yellow explanation and cited IBM's own palette wording; <ref>-cited undo

21 May 2026

  • curprev 10:2510:25, 21 May 2026 Josh talk contribs 2,655 bytes −470 Rewrite with verified information only — remove fabricated part numbers (CGA 1501486, MDA 1501481, FDD Adapter 1501507, Fixed Disk Adapter 6181682, Model F dimensions/weight), remove placeholder image filenames, replace speculative capacitor designator table with verified minuszerodegrees.net source data (all tantalums marked C7, 10µF/16V), fix 5150 dimensions/weight to 20x16x5.5 inches / 21-28 lbs, fix Model F dimensions/weight to 19x9x1.5in / 7lb4oz / 3.3kg. Per Joshua's feedback: never pub... undo
  • curprev 10:0310:03, 21 May 2026 Josh talk contribs 3,125 bytes +3,125 Create supporting page for the IBM PC (5150) article series
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