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23 September 2026
| 18:18 | Macintosh Classic II diffhist −1,624 Josh talk contribs (Rebuilt against Apple Classic/Classic II/Performa 200 Service Source: DELETED fabricated memory map, V8 Lite/MEMCjr chipset claims, 53C96 and Egret attributions, ROM module table, MacBench comparison table, Paris codename/Eiffel silkscreen, JP3 debug jumper and the cold-start easter egg; SIMM speed 80ns -> 120ns or faster, single SIMM claim corrected to a pair, dimensions/weight/model number corrected; region-specific analogue board warning added; release_date parameter fixed; refs and reflist) | ||||
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18:12 | Macintosh Classic / Classic II General Maintenance 2 changes history +2,109 [Josh (2×)] | |||
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18:12 (cur | prev) +1,639 Josh talk contribs (Sourced to Apple Classic/Classic II/Performa 200 Service Source: battery 3.0V threshold and lithium chemistry (bicarbonate not vinegar), DELETED invented maintenance intervals, added Apple eight-chip SIMM rule and jumper check, noted Dead Mac Scrolls does not cover these models, refs and reflist) | ||||
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01:47 (cur | prev) +470 Josh talk contribs (Removed unsourced rail tolerance table (+5V 4.90-5.15, +12V 11.9-12.7) and the R56 trimmer adjustment: Apple's Classic/Classic II Service Source publishes no rail figures and its Adjustments chapter covers video only. Added Apple's actual Electrical spec (100-120 VAC, 47-63 Hz, 100 W max)) | ||||
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02:25 | Recommended Tools 2 changes history +7,999 [Josh (2×)] | |||
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02:25 (cur | prev) +183 Josh talk contribs (Add a topical image (page had none)) | ||||
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02:11 (cur | prev) +7,816 Josh talk contribs (Rewrite and verify every named product: corrected Retro Chip Tester (standalone 8Bit-Museum instrument, not a TL866 add-on) with its real capabilities; corrected ESD mat/strap earthing to require a current-limiting resistor per ANSI/ESD S1.1 (a direct bond to mains earth is dangerous); removed insulated gloves as CRT protection in favour of goggles and the correct discharge tooling; replaced the unsourced 20-50 MHz scope rule with edge-speed reasoning; added sourced solder melting points (Kes...) | ||||
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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...) | ||||
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02:15 | CRT Discharge Procedure 2 changes history +11,081 [Josh (2×)] | |||
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02:15 (cur | prev) −45 Josh talk contribs (Remove self-referential wording per house rule) | ||||
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02:05 (cur | prev) +11,126 Josh talk contribs (Rewrite against Apple Service Guide 1990 and Goldwasser CRT notes: corrected earth-return point (ground lug, never logic board), added never-wear-a-wrist-strap rule and implosion/goggles hazard, replaced unsourced 25 kV blanket with sourced per-class figures, replaced dead-short tool with resistive tooling, removed invented 30-min wait / 10-s hold / 10-15-min re-discharge interval, added ongoing shorting lead and aquadag mechanism; full ref citations) | ||||
| 01:47 | Macintosh Classic / Classic II Troubleshooting diffhist +392 Josh talk contribs (Removed unsourced rail tolerance figures (+5V 4.90-5.10, +12V 11.9-12.7): Apple's Classic/Classic II Service Source publishes no rail voltages. Replaced with Apple's actual Electrical spec and a sourced +-5% logic-supply check) | ||||
| 01:36 | Battery Explosion, Capacitor or Corrosion Damage diffhist +12,961 Josh talk contribs (Verification drive: corrected chemistry (Li-SOCl2 half-AA neutralised with bicarbonate not IPA/water; capacitor electrolyte washed not neutralised - no published pH); added cadmium hazard for NiCd; added damaged-cell handling section incl. accurate lithium fire guidance; fixed +5V range 4.75-5.25 V; corrected United Chemi-Con/Nippon Chemi-Con and OS-CON/Panasonic; removed arbitrary '100 ohm' rail threshold and Kapton '400C' claim; added IEC 60086-1 cell designations; all figures now <ref>-cit...) | ||||