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Reply to "Adventure of Adding Sound to a Monsters Inc Bobbing Head Car"

The project continues, mostly in troubleshooting mode right now.  The first issue I had with the shell on was that Sully could not go all the way down.  He bumped into the MP3 board, stopping his travel.  The cause was the MP3 board wires were pushing against the shell, pushing the board 2 close to Sully. 

I also decided not using the 5th sound was a waste of a cool MP3 board.  Since I had to take the car apart a bit to fix my first issue, I decided to solder 2 wires directly to the board.  These line up with the one sound I could not trigger via the wiring harness.  These wires go directly to LC2 on the MiniCommander Acc.  I also ordered some Red LEDs that will get connected to this output.  This will be my one output that has both lights and sound. 

Below you can see 2 wires coming off the board for triggering the sound.

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Below you can see an attempt at cleaning up some of the wire mess that goes into this car with zipties.

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Below is a brass piece bent into a sort of L shape.  This specific piece has 2 jobs.  Job 1 - is to push back against the MP3 board, that way it should not stop Sully on his descent.  Job 2 - is to hold one of 2 red LEDs.

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Here you can see the brass piece mounted.  I expect/hope the MP3 board will push on it, and it will stop it from caving in so far as to impede sully.  Eventually a RED LED will mounted on top as well.

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A second brass bracket was made and hot glued at the other end of the car.  This one only has one job, hold a red LED.

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I will continue testing while I wait for my LEDs to arrive.  This project has been a lot of fun and nearing completion.  I've also continued to modify my sound files in preparation for completeness.  I now have to consider how I plan to manage sound 5.

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