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IBM PS/2 Model 50 Capacitor Replacement Guide: Revision history

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21 September 2026

  • curprev 23:3823:38, 21 September 2026 Josh talk contribs 22,398 bytes +11,435 Verification pass: removed unsourced PSU and adapter capacitor tables, the fabricated 54x1 mm floppy belt (MF355C is direct drive), the through-hole drive-board values and the 106 16V tantalum figure extrapolated from IBM 51xx boards; corrected the SMD-electrolytic story (8550/50Z planars use SMD tantalum, the drives are what leak); corrected the drive/adapter lineup and the 104xx codes; full <ref> citations to IBM TechRef/HMR/HMM and ardent-tool; {{Unverified data}} cleared undo
  • curprev 21:5121:51, 21 September 2026 Josh talk contribs 10,963 bytes +20 Verification drive: flag unverified component data pending check against a primary source undo

22 May 2026

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