The high temperature icon appears when the CPU is hot, few typical causes are
- Upgrade to 2.2.1 or higher versions. Newer versions of chromium browsers (1.9.9 image onwards) are treating "marquee" element differently which lead to higher CPU processing. Our templates has a marquee element which was not used which lead to this issue we corrected it in 2.2.1
- the playlist is empty or the video or other asset is terminating due to error making CPU go in a tight loop. The playlist can be empty due to asset validity criteria. There is a 1 second delay if the playlist is empty to avoid this
- Few customers reported high temperature issue MP4 video files were interlaced files.By transformed the files to progressive the problem was solved
- Not enough air circulation, you could try heatsinks available off the shelf for Pi boards.
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