What are the various states of the power LED?

The power LED changes state dependent on mode and current charge level as described below:

While charging:

• < 90% - Slow blink

• >= 90% - Off

While booting:

• Solid on

While running:

• < 15% and not charging - Fast blink

• >= 15% and not charging - Off

• < 90% and charging - Slow blink

• >= 90% and charging - Off