Changes
<!--* [http://fit-pc.com/download/fitlet2/documents/fitlet2-product-overview.pdf fitlet2 Product Overview]-->
<!--* [ fitlet2 Hardware Specification]-->
* [httphttps://fit-pciot.com/downloaddocuments/fitlet2/documents/fitlet2-top-level-block-diagram.pdf fitlet2 Block Diagram]
* [[fitlet2 Troubleshooting]]
