Yesterday took apart and repaired my notebook LCD screen with water damage. The screen itself was working just fine but. OK, my laptop started showing some random characters all over the screen. Its even before Windows loaded. The characters appear when I turn on the laptop on the. How To Fix Cracked Laptop Bezel Around The Screen' title='How To Fix Cracked Laptop Bezel Around The Screen' />Screen shows strange colors Laptop Repair 1. The screen started showing strange or wrong colors. What could be wrong Ive been asked this question many times and today Im addressing the issue. In this post I explain some basic troubleshooting techniques in case if your screen started showing strange or incorrect colors. You have to know how to disassemble your computer in order to use following troubleshooting techniques. TEST WITH EXTERNAL MONITORThe main troubleshooting step is testing the video output on an external monitor or TV. You can connect your laptop to an external monitor using VGA cable, DVI cable, HDMI cable or S Video cable, it depends on a type of connector you have. Most models have a VGA connector, so it would be the most common way to connect. Left 4 Dead Pc Game Full Version on this page. Some laptops detect external monitor automatically and start showing image on both screens right from startup. Other models can detect the monitor but display image only on one screen internal or external. In this case youll have to switch video between internal and external using the Fn key and one of the F keys in the top row of the keyboard. This combination varies for different brands, for example its FnF5 for Toshiba, FnF4 for HP, FnF8 for Dell, FnF7 Lenovo etcWHAT VIDEO ON EXTERNAL MONITOR CAN TELLIf both, the internal screen and external monitor or TV show strange or incorrect colors or any other image distortion, this is the graphics card failure. If only the internal screen shows bad video but external image appears to be normal as in my example, the problem is somewhere inside the laptop display. This could be bad connection, bad LCD cable or bad LCD screen. Lets narrow down the problem one by one. TRY RESEATING LCD CABLE CONNECTOR ON MOTHERBOARDThe screen receives data signal from the motherboard via LCD cable. Pentaho Enterprise Edition Keygen. If the LCD cable not making good connection with the motherboard, it might cause image or color distortion on the screen. Try reseating the LCD cable connector and see if it fixes the problem. Make sure the LCD cable connector plugged correctly. In most laptops the LCD cable connector located under the keyboard bezel aka keyboard cover. If its not there, most likely youll find it somewhere under the keyboard. WIGGLE THE LCD CABLEThe LCD cable runs inside the display panel, under the screen. For this test its necessary to disassemble the display, so you can access the cable. A pinched or damaged wire inside the cable also can cause color distortion. Wiggle the cable while the laptop is running. Struts 2.0 11 Jar. If moving the cable affects image on the screen in any way it starts shown different colors, lines, or image clears to normal, etc most likely the cable is defective and has to be replaced. Try replacing the cable. On the other hand, if moving the cable doesnt affect image at all, most likely the cable is good and you have a failed screen. In this case youll have to it with a new one. APPLY SOME PRESSURE TO THE DISPLAYTry applying some reasonable pressure to the top part of the display assembly. Squeeze it with your fingers. If the screen starts showing different colors, lines, or clears to normal when you squeeze the top part of the display panel, most likely this is screen failure. In this case youll have to replace the screen. Also, you might be interested in the following posts Troubleshooting backlight failure. How to test screen inverter. Bad video on the screen. What is wrong Fix video problems. How to Replace a Laptop Screen 5 Stepsonce you have got them out, go ahead and move your broken screen away, far away but dont trash it later, the components on it may still be usefull. Keyboard back in position, Dont forget to reconnect the wire under the keyboard. Screw the laptop hinges Back to the laptop. Do you have any left over Congratulations you win And thats all it takes, Your done and done. P haha if it turns on fine, you were successfull pat yourself on the back and wait for something else to break so you can take your new found confidence and fix her up again D hope you enjoyed my first instructable, hope to submit more and better ones in the future and i hope it was informative and helpful.