Herramientas Destacadas en este Teardown

Introducción

For our reverse engineering project, we chose to use the smoke detector. This smoke detector consists of a sensor to detect smoke and a loud electronic buzzer to alert people within the building.

Este desmontaje no es una guía de reparación. Para reparar tu Gas and Smoke Detector, utiliza nuestros manuales de servicio .

  1. Use a screwdriver to pry open the plastic enclosure. It might be easier to push the buzzer through the hole, if you need extra leverage.
    • Use a screwdriver to pry open the plastic enclosure. It might be easier to push the buzzer through the hole, if you need extra leverage.

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  2. The buzzer is unhooked from the PCB board, by hands.
    • The buzzer is unhooked from the PCB board, by hands.

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  3. Reparte el espíritu de reparación esta Navidad
    Obtén $12 de descuento en tu compra de $50 o más con el código FIXMAS12
    Reparte el espíritu de reparación esta Navidad
    Obtén $12 de descuento en tu compra de $50 o más con el código FIXMAS12
    • This is the circuit for the smoke detector. It is powered by a 9V battery. The 3 metal leafs are contacts for the buzzer and the bigger leaf is for the test button.

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    • The metal cap is removed to reveal a, MC145017, driver chip and americium sensor. Do not remove americium from the sensor!

    why did you do this do you know how dangerous that is americium 231 is a highly radioactive metal you could HAVE KILLED YOURSELVES

    alexander matthiessen - Contestar

Ari Dubinsky

Miembro Desde 04/03/14

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