/boot/cmdline.txt
fájlhoz: consoleblank=0
/etc/cron.d/monitor
): SHELL=/bin/sh PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin # m h dom mon dow user command 0 8 * * * root vcgencmd display_power 1 0 20 * * * root vcgencmd display_power 0
chmod +x /etc/cron.d/monitor