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5pcs/lot Universal 3-12v 6 Digital Red Led Indicator Board For Marquees Water Light Breadboard Pcb Plc Uno Mega2560 Raspberry Pi - Led Displays - AliExpress
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pi 3b+ - Pi 3 Model B+ has steady red PWR LED but no green ACT LED with 2018-03-13-raspbian-stretch.img - Raspberry Pi Stack Exchange
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