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Step 10Finished! Stick it up on a sunny window!
If things don't work, here are some things to check:
* Check this video for help with the motor and gearbox: http://youtu.be/YR4wnIjNZGE
* The solar panel or capacitor is soldered the wrong way round. The negative side of the capacitor has to attach to the gnd connection, as does the black lead on the solar panel.
* You used a zener or flashing LED instead of D1 and didn't solder a wire over D2.
* Something isn't soldered right - check all the joints again.
* Check this video for help with the motor and gearbox: http://youtu.be/YR4wnIjNZGE
* The solar panel or capacitor is soldered the wrong way round. The negative side of the capacitor has to attach to the gnd connection, as does the black lead on the solar panel.
* You used a zener or flashing LED instead of D1 and didn't solder a wire over D2.
* Something isn't soldered right - check all the joints again.
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