Many Jr. units suffer from faint vertical lines, especially on S-Video.

Since a full board schematic is unavailable, hobbyists typically focus on these specific circuit sections for repairs and mods: SNES Jr.: Replacing capacitors and installing an RGB Mod

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Snes Jr Schematic [ FREE — Strategy ]

Many Jr. units suffer from faint vertical lines, especially on S-Video.

Since a full board schematic is unavailable, hobbyists typically focus on these specific circuit sections for repairs and mods: SNES Jr.: Replacing capacitors and installing an RGB Mod