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30 September 2026
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21:57 | IBM PS2 Model 70 Technical Reference (October 1990) 2 changes history −459 [Josh (2×)] | |||
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21:57 (cur | prev) +211 Josh talk contribs (Citing pages from backlinks) | ||||
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21:57 (cur | prev) −670 Josh talk contribs (Correct slot limits: 32-bit connectors allow 2.0 A at +5 V (Figure 1-13), not 1.6 A; add the four board types; remove wiki self-reference and 'last edition' claim) | ||||
| 21:57 | IBM PS2 Model 70 Technical Reference (May 1988) diffhist −432 Josh talk contribs (Cover title is 'Model 70 Technical Reference' (not '70 386'); model bytes, contents page numbers and Figure 1-7 specs checked; remove boilerplate) | ||||
| 21:48 | IBM PS/2 Model 70 Capacitor Replacement Guide diffhist −2,185 Josh talk contribs (Rewrite: add drive-riser R/C pairs, drive and processor-card FRUs from the 1994 HMM, ibmfiles 2.88 MB and DBA findings; 104xx wording from IBM's index; remove unverifiable designators from the caption and 'advice circulating' narration) | ||||
| 21:41 | IBM PS/2 Model 70 diffhist +1,698 Josh talk contribs (Rewrite: board types per IBM's TechRef (Type 1 16 MHz, Type 2 20 MHz by model byte; Ardent's long/short naming noted); FRUs by serial range from the 1994 HMM; add 1991 prices, drive FRUs, HMR memory and power-good data, ECAs, upgrades, documentation; front photo in infobox; drop uncited developer/successor) | ||||
| 21:25 | IBM PS/2 Model 70 Troubleshooting Guide diffhist +2,445 Josh talk contribs (Rewrite around IBM's Micro Channel checkout and symptom index (HMM S52G-9971-02): beep, no-beep, 160-173, 2xx, 3xx, 6xx, 24xx, 104xx tables; remove uncited planar-leak, Power Platform and PSU claims, edit-history sections; fix 301 socket claim (HMR 1.2.8) and 2xx wrong-slot/wrong-speed groups; attribute Ardent editorial) | ||||
| 21:25 | IBM Personal System 2 Hardware Maintenance Manual (S52G-9971-02, October 1994) diffhist +586 Josh talk contribs (Contents with page numbers; P/N 83G8990 and obsoleted publications; supply-check limits and p.141 misprint; cited-by list; remove unsupported 'no other rail data' and 'only document' claims and self-reference) | ||||
| 21:23 | IBM PS/2 Model 70 Maintenance Guide diffhist +3,809 Josh talk contribs (Rewrite: cite Model 70 HMR, TechRef and HMM; add under-voltage sense levels, HMM FRUs for memory, diskette drive (64F0207, not 72X8523), riser and fixed disks, HMM 104xx codes; remove uncited cleaning/headroom claims and planar-dust claim (Model 60/80 only); de-bold) | ||||
27 September 2026
| 10:35 | IBM PS/2 Model 70 Troubleshooting Guide diffhist +643 Josh talk contribs (Rebuild against Ardent Tool's 8570 planar pages and IBM's error/FRU lists: replace the hand-transcribed POST tables (104 was not a protected-mode failure, 114 not a paging test, 151 and 365 are not in IBM's list, 162 is not a checksum error, 2401/2402/2403/2408 are not in the 24xx family, and the coprocessor family is 7xx not 8xx) with the single reference on the Model 50 guide; '161 - replace DS12887' was wrong (the Model 70 takes a 6 V pack, FRU 72X8498); replace the three invented ECAs wit...) | ||||
25 September 2026
| 00:19 | IBM PS/2 Model 70 diffhist +217 Josh talk contribs (P4 verification: link the IBM manuals hosted on this wiki that document this machine (they were unlinked from every article)) | ||||
| 00:18 | File:IBM PS2 Model 70 HMR.pdf diffhist +1,254 Josh talk contribs (P4 verification: real File: description - document identity from its own title page, page count, honest source note and honest licence block) | ||||
| 00:17 | IBM Personal System 2 Hardware Maintenance Manual (S52G-9971-02, October 1994) diffhist +2,883 Josh talk contribs (P4 verification: real documentation page - title as printed, part/form number, edition, contents, honest gaps, what it settles, cross-links) | ||||
| 00:16 | IBM PS2 Model 70 Technical Reference (October 1990) diffhist +3,548 Josh talk contribs (P4 verification: real documentation page - title as printed, part/form number, edition, contents, honest gaps, what it settles, cross-links) | ||||
| 00:16 | IBM PS2 Model 70 Technical Reference (May 1988) diffhist +2,585 Josh talk contribs (P4 verification: real documentation page - title as printed, part/form number, edition, contents, honest gaps, what it settles, cross-links) | ||||