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IBM 5110: Revision history

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24 September 2026

  • curprev 21:4721:47, 24 September 2026 Josh talk contribs 16,086 bytes +51 De-link four red links (bitsavers.org, IBM 1130, IBM 5114 Diskette Unit, IBM Datamaster) to existing pages or plain text undo
  • curprev 21:4721:47, 24 September 2026 Josh talk contribs 16,035 bytes +4,920 Fix refs so they render; PSU is a transistor switching regulator (five rails incl +8.5 V), not linear; processor is slot J2 not G2; IEEE bus verified from IBM logic sheet 445 (24-pin Y3, card K2); EBCDIC claim removed - the word appears nowhere in the 5110 MIM; add bring-up diagnostic card mapping undo

23 May 2026

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