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27 September 2026
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09:34 | Sinclair ZX Spectrum Service Manual 2 changes history +752 [Josh (2×)] | |||
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09:34 (cur | prev) +139 Josh talk contribs (Add the Issue 6A circuit diagram already hosted here) | ||||
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09:29 (cur | prev) +613 Josh talk contribs (Note the separately hosted original 1984 edition and its T.I.S. Service Data / Repair Data sections, which this re-typeset edition does not contain) | ||||
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N 09:34 | Sinclair ZX Spectrum 128 Service Manual 2 changes history +4,549 [Josh (2×)] | |||
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09:34 (cur | prev) +159 Josh talk contribs (Add the relevant circuit diagram already hosted here) | ||||
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09:21 (cur | prev) +4,390 Josh talk contribs (New documentation page for the newly hosted ZX Spectrum 128 Service Manual: contents, what it settles, and the fact that its symptomatic-fault table was never completed) | |||
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09:31 | Sinclair ZX Spectrum +2 General Maintenance 2 changes history +282 [Josh (2×)] | |||
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09:31 (cur | prev) −22 Josh talk contribs (Unlink the ZX Spectrum +3, which has no page on this wiki yet, so nothing renders as a red link) | ||||
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09:29 (cur | prev) +304 Josh talk contribs (P5 verification: correct figures and re-attribute the Repair Data citations to the T.I.S. document now hosted here; remove emoji headings) | ||||
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09:31 | Sinclair ZX Spectrum +2 3 changes history +260 [Josh (3×)] | |||
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09:31 (cur | prev) −35 Josh talk contribs (Unlink the ZX Spectrum +3, which has no page on this wiki yet, so nothing renders as a red link) | ||||
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09:29 (cur | prev) +105 Josh talk contribs (Link the newly hosted ZX Spectrum 128 Service Manual documentation page) | ||||
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09:29 (cur | prev) +190 Josh talk contribs (P5 verification: correct figures and re-attribute the Repair Data citations to the T.I.S. document now hosted here; remove emoji headings) | ||||
| 09:29 | Sinclair ZX Spectrum+ Capacitor Replacement Guide diffhist +643 Josh talk contribs (P5 verification: correct figures and re-attribute the Repair Data citations to the T.I.S. document now hosted here; remove emoji headings) | ||||
| 09:29 | Sinclair ZX Spectrum +2 Troubleshooting Guide diffhist +187 Josh talk contribs (P5 verification: correct figures and re-attribute the Repair Data citations to the T.I.S. document now hosted here; remove emoji headings) | ||||
| 09:20 | Upload log Josh talk contribs uploaded File:ZX Spectrum 128 Service Manual.pdf (Sinclair ZX Spectrum 128 Service Manual, Rev 1.1 (Spectrum For Everyone retypeset) - component-level parts lists for the Toastrack) | ||||
| 08:59 | Capacitor Failure Symptoms diffhist +80 Josh talk contribs (Link the documentation page for each cited manual, keeping the File: link as the direct download) | ||||
25 September 2026
| 08:54 | Capacitor Failure Symptoms diffhist +1,692 Josh talk contribs (P4 verification: add worked examples of ESR-rise and RIFA failure from the two hosted Pina books, with the U.S./International designator warning) | ||||
23 September 2026
| 20:16 | Sinclair ZX Spectrum+ Capacitor Replacement Guide diffhist +3,970 Josh talk contribs (Replace the Issue 2/3 capacitor table (section 8.5) with Sinclair's own section 9.13 list for the Issue 4A/4B/5/6A boards the Spectrum+ actually uses - C1-C8 are 22 nF not 47 nF, C49 is 560 pF not 47 nF, and C54-C105 were missing entirely; C27 is Electrolytic 1 uF 50 V, not Ceramic; add the section 9.12.1 notes and the KTC2236A-Y TR4 pinout trap) | ||||
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02:15 | Capacitor Failure Symptoms 2 changes history +12,684 [Josh (2×)] | |||
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02:15 (cur | prev) −40 Josh talk contribs (Remove self-referential wording per house rule) | ||||
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02:07 (cur | prev) +12,724 Josh talk contribs (Rewrite with full citations (Nichicon CAT.8101H hosted here, Vishay 40110, KEMET F3011): corrected 60 Hz hum to twice mains frequency, corrected bulging mechanism to Nichicon gas generation, added missing film/X2 suppression section, added tantalum derating 60-50 percent, added Class II ceramic DC-bias behaviour, replaced Japanese-brand rule with no-datasheet-no-purchase, replaced IPA-only cleanup with Nichicon soap-and-water plus never acidic/alkaline, replaced reforming folklore with Nichic...) | ||||
22 September 2026
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17:56 | Sinclair ZX Spectrum Capacitor Replacement Guide 2 changes history +15,925 [Josh (2×)] | |||
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17:56 (cur | prev) +161 Josh talk contribs (Flag the Issue 5 C29 "44nf" misprint in the table itself rather than silently normalising it to 47 nF) | ||||
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17:50 (cur | prev) +15,764 Josh talk contribs (Rebuild from Sinclair ZX Spectrum Service Manual parts lists 8.5 and 9.13: previous C1-C12/C27 table and its "Purpose/Rail" column were not Sinclair designators and are removed; real per-issue capacitor table added for Issues 2-6A; fabricated 128K table, ripple figures, height/lead-pitch figures and "-5V/+12V are 128K rails" error removed; refs added; Unverified data cleared) | ||||
| N 17:28 | Sinclair ZX Spectrum Service Manual diffhist +3,470 Josh talk contribs (Create documentation page for the newly hosted ZX Spectrum Service Manual) | ||||
| 17:26 | Upload log Josh talk contribs uploaded File:Sinclair ZX Spectrum Service Manual.pdf (ZX Spectrum / Spectrum+ Service Manual with Supplements 1 and 2 — source for the Spectrum repair pages) | ||||