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A fault was detected in the therapy cat. Although I am not a veterinarian, I was able to help. The symptom: switching on and off does not work reliably, even though the cat is sufficiently charged. The very small SMD button is cleaned.
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Remove six screws with Torx T10 on the backside of the device.
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Just for information, it is NOT necessary to remove the printed circuit board! There are three connectors: speaker, battery and sensor.
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Just for information, it is NOT necessary for the repair!
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Button: pick the membrane and the adhesive stick up, clean with glass fiber brush and some Isopropyl alcohol. Let it dry, reassemble it. Fix it with some tape of Teflon.
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Test it, you should feel the pressure point with a click.
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Example of securing with Teflon tape or similar thin adhesive tape.
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I did not try the following: One could add a coil spring arround the white part of the push button of the case. The Spring could relieve the small button.
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Assembly: put the case together, ensure the free move of the button, are all connectors in place?
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Assembly: Use the six screws to fix the case.
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Just assemble in opposite order the steps to reassemble the device.
Just assemble in opposite order the steps to reassemble the device.
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100%
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