# hey guys , S21 this problem happend to me my phone screen went to black screen and i feel only the vibrates and when i restart my phone everything goes normal no issues but i wanna know the problem If your iPhone screen is completely black but the phone still vibrates, makes sounds, or shows other signs of life, you're likely dealing with a failed OLED display. In this video, I Cell Is your iPhone suddenly showing a black screen but still vibrating or making sounds? You might be dealing with the iPhone Black Screen of Death. Don't panic, this common How to Make Your Phone Vibrate: iPhone, Android, & Samsung
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iphone vibrates when plugged in but screen is black Figures FIGURE 1 FREQUENCY OF PHANTOM VIBRATION AND RINGING SYNDROME