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Show new changes starting from 22:26, 4 October 2026
 
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1 October 2026

     18:16  IBM System/23 Datamaster 2 changes history +50 [Josh (2×)]
     
18:16 (cur | prev) +39 Josh talk contribs (Link the documentation page IBM 5324 Computer Service Manual)
     
17:51 (cur | prev) +11 Josh talk contribs (Board photo caption: drop the 1982 date (the uploader's guess); European board per Commons)
N    18:08  IBM 5324 Computer Service Manual diffhist +1,447 Josh talk contribs (Documentation page for the hosted PDF: title, contents, gaps and citing pages)

30 September 2026

     21:55  IBM System/23 Datamaster diffhist −12,573 Josh talk contribs (Rewrite from the 5322 service manual, Bradley's BYTE article and the 5324 announcement. Fix: supply may be ferroresonant or TSR (p. 2-57), not ferroresonant only; MDA is 80x25 on a 6845, not an 8275 carry-over; Bradley's 'five signals' quote restored; head/carriage 'do not clean' (p. 5-3). Remove uncited EBCDIC, team names, prices, weight, Bits Passats-only details (site now bot-walled), unsourced faults and PC carry-over table)