Image on screen gets garbled when laptop moved
Problem description:
The image on the screen gets garbled when the laptop moved. To get the image back to normal you have to restart the laptop.
The image on the external monitor gets garbled too when the laptop moved.
Possible cause:
1. Bad connection between laptop video card and motherboard.
2. Bad video card.
3. Bad connection between laptop memory and motherboard.
Tags: Bad image on screen, Video garbled
Laptop screen shows vertical dotted lines
Problem description:
The laptop screen shows vertical dotted lines. The dots are red and moving up and down. The external monitor connected to the laptop either has garbled image or shows same dotted lines.
Possible cause:
1. Failed memory.
2. Failed video card.
Tags: Lines on screen, Video garbled
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 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
Lines running through the logo on laptop screen
Problem description:
When you start the laptop, there are lines running though the manufacturer’s logo. Windows will not load. Same lines running through the logo appear on the external monitor.
Possible cause:
Video card 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 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 starts with random characters on the screen
Problem description:
Laptop displays some random characters on the screen with initial manufacturer’s logo. Random characters are scattered all over the screen and appear as soon as you start the laptop.
You can distinguish vertical rows or random characters.
Possible cause:
1. Shared video memory failure.
2. Video card failure.
3. LCD screen failure.
Tags: Bad image on screen, Video garbled
