missing part? buzzer not working

OpenGarage / OpenGarage-Hardware

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missing part? buzzer not working #7

Closed Dreamoffice closed 2 years ago

Dreamoffice commented 2 years ago

Hello. i just assembled one Opengarage 2.0 but the buzzer is not working. how can i trouble shoot? this is my board. did i missed some parts except the ultra sonic sensor?

rayshobby commented 2 years ago

Q1 (MMBT3904) on your board is missing.