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- This edit created a new page (also see list of new pages)
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- This is a minor edit
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- This edit was performed by a bot
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27 September 2026
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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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09:33 | Sinclair ZX Spectrum+ Troubleshooting Guide 2 changes history +1,701 [Josh (2×)] | |||
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09:33 (cur | prev) +233 Josh talk contribs (Add the relevant circuit diagram already hosted here) | ||||
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09:29 (cur | prev) +1,468 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 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 Capacitor Replacement Guide 2 changes history +285 [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) +307 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) | ||||
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09:29 | Sinclair ZX Spectrum 128 2 changes history +345 [Josh (2×)] | |||
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09:29 (cur | prev) +113 Josh talk contribs (Link the newly hosted ZX Spectrum 128 Service Manual documentation page) | ||||
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09:29 (cur | prev) +232 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) | ||||
23 September 2026
| 20:15 | Sinclair ZX Spectrum Keyboard Membrane Repair diffhist +4,114 Josh talk contribs (Remove the live ChatGPT citation placeholder; the 22k/R68 STOP fix is real but is step 5 of Sinclair's Spectrum-to-Spectrum+ conversion (and is RP1 pins 1-5 on an Issue 1 board), now cited to the service manual; add Sinclair's block-of-five/block-of-eight fault rule, the section 10.3 assembly figures, the foam pads and the dual-contact keys; fix markdown numbering, the H1 title, the red links and the non-existent categories) | ||||
22 September 2026
| 17:54 | Sinclair ZX Spectrum Troubleshooting Guide diffhist +13,724 Josh talk contribs (Rebuild from Sinclair ZX Spectrum Service Manual sections 3-9: removed the non-existent 7812/+12V regulator input rail, corrected ROM from 8K to 16K, corrected RESET from edge pin 16 to 20A, corrected ULA Vcc to pin 14; removed unsourced 128K/+2/+3 RAM figures (wrong, and covered by their own pages); added Sinclair basic-check table, memory check and RAM bit-to-IC table, TR4 inverter failure, LM1889 pin signals and self-inflicted faults; refs added; Unverified data cleared) | ||||