Image on laptop screen freezes and slowly turns white
Problem description:
Spontaneously the laptop screen will “freeze” the current image and then slowly turn white with some faint gray blotches. If I move the top of the laptop toward me, sometimes the image comes back to normal. If I move it backward, then the image freezes and goes white again. The laptop works fine with the external monitor.
Possible cause:
1. Bad connection between video cable and LCD screen.
2. LCD screen failure.
Horizontal flashing lines running across the image on laptop screen
Problem description:
There are horizontal flashing lines running across the laptop screen. The laptop starts fine and you still can see the picture, but there are flashing lines running across a part of the image.
Possible cause:
1. Video card failure.
2. Bad connection between video cable and LCD screen.
3. Bad LCD screen.
4. Faulty video cable.
Laptop has green dots in all black images on screen
Problem description:
The laptop has green flickering dots in all black images on the screen. The green dots appear in different spots without any pattern. There is not problem with light images, you can see green dots only in dark images.
The image is perfect on the external monitor.
Possible cause:
1. Bad connection between cable and video card.
2. Faulty video cable.
3. LCD screen failure.
Tags: Bad image on screen, Video garbled
Laptop screen shows wrong colors
Problem description:
The laptop screen shows wrong colors.
Possible cause:
1. LCD screen failure.
2. Video cable failure.
3. Corrupted video driver.
4. Video card failure.
Tags: Bad image on screen, Video garbled
Horizontal lines on laptop screen when display moved
Problem description:
Horizontal lines appear on the laptop screen when the laptop display panel is moved. Video on the external monitor works fine even when you move the laptop display. This problem appears only on the laptop screen.
Possible cause:
1. Poor connection between video cable and LCD screen.
2. Bad video cable.
3. 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
Lower part of the screen dispaly horizontal lines and flickers
Problem description:
The lower part of the laptop screen displays horizontal lines running from left to right and flickers. Moving the screen makes the image better or worse. The top part of the screen displays image properly. You’ve tested the laptop with an external monitor and the external video appears to be normal.
Possible cause:
1. Bad connection between the video cable and motherboard/LCD screen.
2. Bad video cable.
3. Bad LCD screen.
One of few colors are missing on the laptop screen
Problem description:
The laptop screen works normal but one or few colors are missing. All colors are displayed properly on an external monitor connected to the laptop. The colors are missing only on the laptop screen.
Possible cause:
1. Poor connection between the video cable and LCD screen or motherboard/video card.
2. Defective video cable.
Tags: Bad image on screen
Image on the laptop screen has slight ghosting
Problem description:
Image on the laptop screen has slight ghosting behind letters and icons. If you adjust the display and find the right position the ghosting disappears but it comes back if you move the display again. The laptop doesn’t have any ghosting on the external monitor. The ghosting appears only on the laptop screen.
Possible cause:
1. Video cable failure.
2. Bad connection between the video cable and LCD screen.
2. LCD screen failure.
Tags: Bad image on screen, Video garbled
