Laptop screen black after startup
4.5
The laptop turns on and you hear fans, but the screen remains completely black.
Symptoms
- Black screen
- Backlight on but no image
- External monitor works
Possible Causes
- Display cable loose
- Faulty LCD
- Graphics driver crash
Step-by-Step Fix
1
Connect External Monitor
Check if the image appears on a TV or monitor via HDMI.
2
Reset Display Driver
Press Win+Ctrl+Shift+B to restart the graphics driver.
3
Reseat RAM
Sometimes bad memory prevents the system from initializing the display.
When to See a Technician
If an external monitor works, the laptop's internal screen or cable is likely the issue.
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