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- Verify no connector pins look soldered together
- Verify no pins on STM32 look shorted
- Verify all components for Flight 5.7V Variant are fitted
- Solder on radial capacitor for input buck
- Solder on test input leads for buck testing
- Verify pin 1 on chips aligns with indicator
- Apply a few plug/unplug cycles on connectors to test solder joint quality
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