Laptop screen has horizontal white stripe
Problem description:
The laptop screen has horizontal white stripe. The stripe appears as soon as the laptop is turned on and runs even on the initial screen with manufacturer’s logo. When the laptop is booted to the desktop, the image behind the stripe is not visible. The rest of the screen works fine.
In some cases the stripe can be transparent.
Possible cause:
LCD screen failure.
Some regions on the laptop screen are little pinkish
Problem description:
Some regions on the laptop screen are little pinkish. Same pinkish effect appear on the external monitor connected to the laptop.
Possible cause:
Video card failure.
Tags: Bad image on screen, Video garbled
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.
One vertical line runs through image on laptop screen
Problem description:
There is one vertical line running through image on laptop screen. The line running through the entire screen from top to bottom. The line might change colors. Reinstalling software doesn’t fix the problem.
Possible cause:
LCD screen failure.
Laptop was dropped and screen is white now
Problem description:
The laptop was dropped and the screen is white now. Video on the external monitor works fine but the laptop screen shows only white color, nothing else.
Possible cause:
1. Video cable disconnected from the LCD screen.
2. Damaged LCD screen.
Tags: Bad image on screen, Laptop was dropped, Screen is white, Screen shows no video
Laptop has garbled picture on internal screen and external monitor
Problem description:
The laptop has garbled image on internal screen and external monitor. In some cases the garbled image appears as soon as the laptop is turned on. In other cases the video works fine in safe mode but not in normal mode. But the image always fails on both the internal screen and external monitor.
Reinstalling the video driver doesn’t fix the problem.
Possible cause:
1. Shared memory failure.
2. Video card failure.
Laptop screen is very loose and wobbly
Problem description:
The laptop screen screen is very loose and wobbly. The screen can stay in the upright position but it doesn’t feel secure.
Possible cause:
1. Screws securing the hinges are loose.
2. One of the screen hinges is broken.
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
