EdgeBox-RPI-200 User Manual
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2.2.8 LED
EdgeBox-RPI-200 use two green/red dual colour LED as outside indicators.
LED1: green as power indicator and red as eMMC active.
LED2: green as 4G indicator and red as user programmable led connected to GPIO21, low
active, programmable.
EdgeBox-RPI-200 also use two green colour LED for debug.