解決 樹莓派4 不接螢幕 也要能正常運作(工作)方法 [raspberry pi 4 no screen output] ~ [Solved] How to Fix Raspberry Pi 4 Boot Problem | On Raspian Buster

資料來源:https://www.youtube.com/watch?v=JejOz8r45YI

實測確定可用 (樹莓派4的SD卡會有兩個分割區，在boot分割區中 有一個config.txt檔案)

In the 'config.txt' file after :

#hdmi_group=1
#hdmi_mode=1

Add:

hdmi_ignore_edid=0xa5000080
hdmi_ignore_edid:1=0xa5000080

So it looks like this:

#hdmi_group=1
#hdmi_mode=1
hdmi_ignore_edid=0xa5000080
hdmi_ignore_edid:1=0xa5000080