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Show new changes starting from 14:00, 30 September 2026
 
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25 September 2026

     02:37  File:2001 main logic assembly.pdf diffhist +1,020 Josh talk contribs (P4 verification: real File: page - what the document is, which article uses it, and an honest licence block (replaces an empty page or 'File uploaded with MsUpload'))
     02:09  Commodore PET 2001 Service Documentation 2 changes history +6,401 [Josh (2×)]
     
02:09 (cur | prev) +5,209 Josh talk contribs (Index the full PET 2001 drawing set sheet by sheet - 24 document pages that were reachable from no article. Notes what each sheet settles and that the 'Rev 2'/'Rev 3' titles are wiki numbering, not Commodore's)
     
01:29 (cur | prev) +1,192 Josh talk contribs (Link the two PET documents this drive documented: Commodore drawing 320130 sheet 1 and the third-party PET-Shack bundle, with what each does and does not contain (P4 orphan fix))
     02:08  Commodore PET 2001 Capacitor Replacement Guide diffhist +1,382 Josh talk contribs (C22/C27 resolved: Commodore's own Display PCB Assembly placement drawing marks both 3.3 uF 200 V or 160 V, agreeing with the schematic against the parts list's '33 uF'. Adds the TIP-55A substitution procedure, the spark gaps and the flyback marking)
     02:08  Video Board Parts Layout diffhist +4,529 Josh talk contribs (P4 verification: real documentation page — title-block identification, the drawing's own service notes and values, and the C22/C27 and VR1 facts it settles)
     02:07  Video Board Parts List (1 of 3) diffhist +3,860 Josh talk contribs (P4 verification: real documentation page — identifies this as Commodore's Display Assembly Component Cross Reference (the PET's PSU and monitor), transcribes the parts with Commodore numbers, and resolves the C22/C27 value against two other drawings)
     02:06  System Board Parts List (3 of 3) diffhist +2,676 Josh talk contribs (P4 verification: real documentation page — Commodore's own title, the component data the sheet carries with part numbers, and what it does not cover)
     02:06  System Board Parts List (2 of 3) diffhist +2,854 Josh talk contribs (P4 verification: real documentation page — Commodore's own title, the component data the sheet carries with part numbers, and what it does not cover)
     02:06  System Board Parts List (1 of 3) diffhist +2,600 Josh talk contribs (P4 verification: real documentation page — Commodore's own title, the component data the sheet carries with part numbers, and what it does not cover)
     02:05  Schematic 320135 (Complete, Board 320137) diffhist +3,812 Josh talk contribs (P4 verification: real documentation page — identifies the sheet from its own title block, records that sheet 1 of every set is drawing 320130, and links the parts lists and display-assembly documents)
     02:05  Schematic 320130 (Complete, Board 320132) diffhist +3,811 Josh talk contribs (P4 verification: real documentation page — identifies the sheet from its own title block, records that sheet 1 of every set is drawing 320130, and links the parts lists and display-assembly documents)
     02:05  Schematic 320082 (Complete, Board 320081) diffhist +3,812 Josh talk contribs (P4 verification: real documentation page — identifies the sheet from its own title block, records that sheet 1 of every set is drawing 320130, and links the parts lists and display-assembly documents)
     02:05  Schematic 320026 (Complete, Board 320008) diffhist +3,811 Josh talk contribs (P4 verification: real documentation page — identifies the sheet from its own title block, records that sheet 1 of every set is drawing 320130, and links the parts lists and display-assembly documents)

23 September 2026

     20:05  Commodore PET 2001 diffhist +2,809 Josh talk contribs (Cite to Commodore's own PET 2001 parts lists and schematics; state the four static board assemblies, 6502 at UF3 with Vcc on pin 8, 8 MHz Y1, no regulator on the main logic board, cassette drivers on +9 V unregulated not +12 V; remove the piezo-speaker claim that contradicted the infobox; correct which models have the internal cassette deck; remove red links)