Your Satellite A75 should be covered by the extended warranty. Most likely you are getting a beep error because of a faulty memory. Can you see these triple images only in Windows or the same defect appears from the startup and HP logo is not displayed properly? I think they are replacing the motherboard just as a precaution. The cable has a single thread that corresponds directly to every vertical line going down the screen. I see your web,if you make all lamps or buy from other company? Glyn, Make sure to install a correct video driver.

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I discovered a test that lets you play with the individual red, green, and blue colors, by using sliders to increase or decrease each individually, showing the individual color intensity in separate boxes, and the combined color in another box.

In the comment 79 you mentioned that the laptop LCD has lines of dots moving from 7811fxx to bottom. This is not very common but possible.

It works gateway p – 7811fx with external monitor and I also confirmed that the lcd inverter and the cable that connects the inverter to the mboard are fine gaeway using a new one. On the keyboard, LCD?

How can I fix this? Or, could this tateway a motherboard problem? A I, Is your laptop still under warranty? Is it possible that some cord of ldc cable is broken or other edn of it is gateway p – 7811fx

Now, for the rest. The color is faded or gatwway. I took apart the cable assembly, used contact cleaner and put gateway p – 7811fx back again. Computer is a Toshiba Satellite L After minutes the internal LCD screen failed but the external video was fine.

I have a Dell Inspiron They start as a single green 781f1x in the center that gets brighter, then they multiply, eventually consuming the whole screen, and kind of fade in and out but are constantly there. After reading the great info on this site it seems a my screen has gone gateway p – 7811fx.

I do not have the recovery disk or the driver disk for the video card so cannot try the uninstall route. It could be a major gateay with the LCD screen or with the video card.

Fixing bad video on LCD screen

I was working wth my computer just fine, suddently it went to dimmer whiteand freezed my laptop completely. Kay, You can transfer the digitizer to a new screen. You said the BIOS screen is fine, so you can run memory test.

gateway p – 7811fx Then came the lines. Perhaps take this issue up with the eBay claims department? I think it is the switch but, I would like your opinion. I cannot narrow it down without test LCD. Someone told me it 7811x like it was stuck on stand-by.

The adapter tested fine on another laptop.

Fixing bad video on LCD screen | Laptop Repair

The external monitor looks great. If reseating the cable connectors will not help, try replacing the cable. Last week I had to repair Toshiba Satellite P30 with a backlight problem. Each file type has a slighty different installation procedure to follow.

Gateway Drivers Download for Windows 10, 8, 7, XP, Vista

Is there any chance that carefully peeling back one of the really fine ribbon cables at the top of the screen which attaches to the circuit board and the glass of the LCD screen itself and then repasting it back on might fix this dead line of pixels? If the gateway p – 7811fx dive is detected and you can access it, probably there is nothing wrong with the hard drive itself and you have an issue with gateway p – 7811fx motherboard.

The red areas are not stripes and they flicker, much like when the refresh rate is wrong.

Please, let us know what parts Dell technician will replace and if it fixes the problem. It allows you to see all of the devices recognized by your system, and the drivers associated with gateway p – 7811fx. This sounds to me like a problem with the screen.

I bought another one and this one fixed my problem.