Worst battery leakage I've ever seen! Casio CT 380

8-Bit Keys・2 minutes read

A vintage Casio CT-380 keyboard purchased for $12 at an estate sale had severe battery corrosion but was cleaned using vinegar, wire brush, and spray paint. Despite difficulties in disassembling and poor design, the keyboard was reassembled and functional, offering 20 selectable sounds instead of the advertised 210.

Insights

  • The vintage Casio CT-380 keyboard was purchased for a bargain price of $12 at an estate sale due to severe battery corrosion inside, showcasing the potential for hidden treasures in unlikely places.
  • The challenges faced during the cleaning and restoration process of the keyboard, including difficulties in disassembly and limitations in cleaning effectiveness, highlight the intricate and delicate nature of repairing vintage electronics, requiring patience and creativity.

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Recent questions

  • How much was the vintage Casio CT-380 keyboard purchased for?

    $12

  • What type of batteries were found in the corroded compartment?

    Off-brand Camelion batteries

  • What methods were used to clean the corroded metal piece?

    Vinegar, wire brush, spray painting

  • What was found on the logic board of the disassembled keyboard?

    Panasonic microprocessor

  • How many selectable sounds did the functional keyboard showcase?

    20

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Summary

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Vintage Casio CT-380 Keyboard Restoration Success

  • The vintage Casio CT-380 keyboard was purchased for $12 at an estate sale, in good external condition but with severe battery corrosion inside.
  • The battery compartment contained corroded off-brand Camelion batteries, while Duracell batteries remained uncorroded.
  • Extensive corrosion damage was discovered inside the keyboard, particularly affecting the positive battery terminal.
  • Attempts to clean the corroded metal piece involved using vinegar, a wire brush, and ultimately spray painting it.
  • Disassembling the keyboard revealed a Panasonic microprocessor on the logic board, with difficulties in removing keys due to poor design.
  • Despite limitations in cleaning, the keyboard was reassembled and functional, showcasing 20 selectable sounds despite Casio's claim of 210 sounds.
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