Hi there!

We’ve received your message, and we apologize for any inconvenience this may have caused. We’ve updated the product manual and added an example of HEX mode on Page 5 (command in HEX mode: 7465737420313030203134). Please check out the latest version of the manual (https://wiki.geekworm.com/images/3/37/HDMI-to-RGB-LVDS-Manual-EN.pdf)

Hope this helps you! We look forward to your feedback.