Super Famicom Maintenance Guide: Revision history

22 September 2026

• curprev 20:0020:00, 22 September 2026 Josh talk contribs 18,355 bytes +4,494 Re-cite against Nintendo's own service manual instead of a secondary transcription. TC1 alignment corrected: the manual is PAL-M and specifies 21.453666MHz, not the 21.47727/17.734475 figures a secondary source had substituted. Added Nintendo's colour-fault tree, the GPM board changes, the C67 discharge step and a self-inflicted-faults section undo
• curprev 19:5019:50, 22 September 2026 Josh talk contribs 13,861 bytes +5,682 Rebuild: supply is 10V DC 850mA (HVC-002) not 9V, and the barrel polarity was stated backwards; no 3.3V or 12V rail exists (fullsnes); regulator is U12/U9 not IC601; cap table (C59-C60 220uF audio, C67 470uF, C72, C81) fabricated and contradicted the cap guide; controller port is a proprietary 7-pin not mini-DIN. Added Nintendo Control Deck diagnostic table and Multi Out pinout. F1 1.5A confirmed. Cited; Unverified data cleared undo

21 September 2026

• curprev 21:5321:53, 21 September 2026 Josh talk contribs 8,179 bytes +20 Verification drive: flag unverified component data pending check against a primary source undo

9 August 2025

• curprev 21:3821:38, 9 August 2025 Josh talk contribs 8,159 bytes −66 No edit summary undo Tag: Visual edit

10 May 2025

• curprev 09:3709:37, 10 May 2025 Josh talk contribs 8,225 bytes +66 No edit summary undo Tag: Visual edit
• curprev 09:3509:35, 10 May 2025 Josh talk contribs 8,159 bytes +8,159 Automated update by bot