Sony addresses PS4 blue light of death and HDMI issues | Trusted Reviews
PS4 Blue Light of Death Fix — TronicsFix LLC
PS4 hardware issues, and what you can do to resolve them - Polygon
My PS4 isn't working and whenever I try to turn it on the blue light flashes, it beeps and turns off immediately.Please someone suggest me something what can I do? - Quora
Normal PS4‚ BLOD. How do I identify if it's an APU issue : r/consolerepair