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The surface structure of the thin-film panel features several notable characteristics: its rough texture effectively conceals fingerprints and even scratches.
2022-12-16
Key malfunction—specifically, non-conductive keys—is the most common issue with membrane switches. Fortunately, membrane switch manufacturers thoroughly inspect each key's functionality before products leave the factory, ensuring that all delivered items meet 100% functional standards for our customers. However, occasionally, some customers report that after a few months of use, the film becomes unresponsive and requires significant force to press. Despite these functional issues, what might be the underlying cause?