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https://sotyred.wordpress.com/2013/05/24/q-my-edge-205305-unit-will-not-power-on-after-being-removed-from-the-charging-source-how-can-i-get-it-to-turn-on/
Q. My Edge 205/305 unit will not power on after being removed from the charging source. How can I get it to turn on?