Samsung Galaxy S20 Startup Bright Logo Repeated Restart. After maintenance, it was found that there was a problem with the display screen, so the new screen was replaced and the fault was repaired perfectly.
Galax gtx960 graphics card does not light up, does not recognize the graphics card, and there is no B2 in the diagnosis card. Replace the MOS tube whose video memory power supply on signal is damaged, and the display is normal.