iMac 21,5" 2017 A1418 820-00629-A - No video/image - all 4 diagnostic leds on

quasimodo

Member
Hey guys,

got a strange iMac here. From 2017.

No image/video.

When LCD is connected, all 4 LEDs are going on. LCD disconnected - 3 LEDs are on.

iMac chimes, Backlight is turning on, fan is spinning.

LCD fuse is ok.


Heating up GPU? RAM? Whats going on with this machine?
 
Top