Manuals/Links for the RaspiBox
--> https://www.thingiverse.com/thing:3781308
/boot/config.txt
#shutdown Switch
dtoverlay=gpio-shutdown,gpio_pin=3
#power led
dtoverlay=gpio-poweroff,gpiopin=21,active_low
add hdmi_blanking=1
to /boot/config.txt
hdmi_group=2
hdmi_mode=87
hdmi_cvt=2560 1440 60 3 0 0 1
max_framebuffer_width=2560
max_framebuffer_height=1440
hdmi_pixel_freq_limit=400000000
https://www.raspberrypi.org/forums/viewtopic.php?f=28&t=245931
https://github.com/headmelted/codebuilds/issues/64
https://blog.vpetkov.net/2019/07/12/netflix-and-spotify-on-a-raspberry-pi-4-with-latest-default-chromium/
sudo nano /boot/config.txt
over_voltage=2
arm_freq=1750