Laptop screen turns on, flickers and goes black
Problem description:
The laptop screen turns on properly then flickers and goes black. If you restart the laptop the failure sequence repeats.
Possible cause:
1. LCD screen inverter failure.
2. LCD screen backlight lamp failure.
Tags: Bad image on screen, Screen flickers, Screen goes dark
Laptop starts with blank screen
Problem description:
The laptop starts with a blank screen. The laptop stays on but no image appears on the screen even after a few minutes.
Possible cause:
1. Backlight failure.
2. Memory failure.
3. Motherboard failure.
Laptop screen goes black for no reason
Problem description:
The laptop screen goes black for no reason. The laptop starts properly and the screen works properly for some time, but later it just goes black. After you restart the laptop, the screen goes black after some time again.
Possible cause:
1. Screen inverter failure.
2. Screen backlight failure.
Laptop makes high pitched noise
Problem description:
The laptop makes high pitched noise.
Possible cause:
1. Screen inverter failure.
2. Motherboard failure.
3. Hard drive failure.
4. Cooling fan failure.
Tags: Laptop makes noise
Laptop stars but the screen remains very dark
Problem description:
The laptop starts but the screen remains very dark. You can hear normal startup sound even though the screen is almost black. If you look on the screen very closely under the bright light you can see outlines of normal desktop image.
Possible cause:
1. Inverter board failure.
2. Screen backlight failure.
Laptop screen flickers and after a while goes dark
Problem description:
The laptop screen works fine on startup but after a while the screen starts to flicker and goes dark. If you restart the laptop, the screen turns on as normal but later it starts flickering and goes dark again. Time intervals between screen failure may vary.
Possible cause:
1. Backlight lamp failure.
2. Inverter board failure.
