开云体育

What makes you think it isn't powering up without the monitor attached? After applying power, how are your trying to connect (VNC or SSH)? Assuming you have just flashed the OS to the card, you will need to enable SSH first. Then SSH into the Pi, run sudo raspi-config and enable VNC. You will now be able to VNC into the pi using a VNC client. If you get the "can't display desktop" error, see this video

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