How to turn on HDMI

Warning

We do not recommend leaving a monitor continuously connected to the Raspberry Shake. This is a resource-intensive application. To create a Raspberry Pi-driven Kiosk display, see: How to create a Raspberry Pi-driven Kiosk display

$ sudo nano /boot/config.txt

Uncomment: hdmi_force_hotplug=1 & Save

$ sudo reboot

Warning

leaving HDMI enabled like this will result in an increased power consumption of ~20mA ie 100mW.