Make sure that the flat side of the transistor is facing the Metro.
Make sure the small square at the top of the DPDT Relay faces the top of the breadboard. Also, ensure the stripe on the diode faces the right side of the DPDT Relay.
This guide was first published on Aug 18, 2017. It was last updated on Jun 30, 2017.
This page (Wiring) was last updated on Jun 27, 2017.
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