Smoke Detector Teardown

Escrito Por: Ari Dubinsky (y otro participante)

Publicado: March 4, 2014

Comentarios: 2
Favoritos: 18
Vistas: 8.1mil

Smoke Detector Teardown

Escrito Por: Ari Dubinsky (y otro participante)

Publicado: March 4, 2014

Comentarios: 2
Favoritos: 18
Vistas: 8.1mil

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.

Qué necesitas

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

Paso 1 Smoke Detector Teardown

Smoke Detector Teardown, Smoke Detector Teardown: paso 1, imagen 1 de 2

Smoke Detector Teardown, Smoke Detector Teardown: paso 1, imagen 2 de 2

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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Paso 2

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

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Paso 3

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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