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1 October 2026
| 20:29 | IBM PC (5150) diffhist −2 Josh talk contribs (Restore 70% width so the table sits beside the infobox) | ||||
| 20:19 | IBM PC XT (5160) diffhist 0 Josh talk contribs (Restore 70% width so the table sits beside the infobox) | ||||
| 16:09 | File:IBM Proprinter Guide to Operations First Edition Apr85.pdf diffhist −814 Josh talk contribs (Describe file from its documentation page; add minuszerodegrees source (identical file); licence) | ||||
30 September 2026
| 21:35 | IBM Proprinter 420X Service Information and Parts Catalog diffhist +166 Josh talk contribs (Remove unsourced 'commonest fault' claims for switch tables, head gap and sheetfeeder gear; add IBM's initialization and head-gap procedures and the model table; note the illustrations are missing from this conversion) | ||||
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20:49 | IBM PC XT (5160) 2 changes history +2,391 [Josh (2×)] | |||
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20:49 (cur | prev) 0 Josh talk contribs (Correct TR part number: the March 1986 edition is printed 6139821) | ||||
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20:40 (cur | prev) +2,391 Josh talk contribs (Rewrite: model table and specs from IBM's service manual and TR; -12 V rating is 0.25 A (TR p. 3-3); SW1 table; E-2 jumper; drop Wikipedia model list and uncited OS/developer) | ||||
| 19:53 | IBM PC (5150) diffhist +2,189 Josh talk contribs (Rewrite. Fix refs that cited the 5170 motherboard and PSU pages for 5150 facts; add IBM announcement, GTO and HMS (uploaded) as sources; HMS supply test limits and error-indication table; 'B' rear-panel stamp; Memory and ROM heading restored for inbound link; drop uncited CP/M, p-System, 1987 and TRS-80 cable claims) | ||||