Wiring.md

@@ -8,6 +8,8 @@ You will need to use a Raspberry Pi version 2. Other models or products may work
 
 ## The Actual Wiring
 
-This is an overview of the cirquit diagram:
+This is an overview of the cirquit diagram. You can click the image for full screen display if needed.
 
 ![Wiring Overview](https://mygit.th-deg.de/fk16790/SevenSegController/raw/master/doc/Wiring.png)
+
+If you have connected all pins, double check everything to make sure you won't damage your hardware. Then, you can proceed with the [installation](installation).
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