1) USB cable pluged in charger: black screen 2) USB cable pluged in computer: no usb network (https://leste.maemo.org/Status/USB_Peripheral) 3) New microSD Card with maemo-leste 01-2020: black screen 4) New microSD Card with maemo-leste 02-2019: booting 5) wget https://maedevu.maemo.org/testing-key.asc 6) apt-key add testing-key.asc 7) sudo /etc/expandcard.sh 8) sudo apt-get update 9) sudo apt-get dist-upgrade 10) on some point during dist-upgrade, screen goes black and game over Status today: 02-2019 - OS is o.k. but old 01-2020 - black screen and no usb-network