![]() Some older LCDs have very thin pins inside the video connector as it shown on the following picture. The video cable has to be seated properly, all the way down into the connector. ![]() There is a chance that now the screen will work properly. Reconnect the cable, secure the connection with sticky tape and test the laptop. It’s possible that during the reassembly process you accidentally pulled the cable from the connector. If your new screen lights up but has no image make sure the video cable plugged correctly. The wider end connects to the screen (supplies data signal) and another one to the inverter board (supplies power for inverter). Somewhere close to the hinge, the cable splits. ![]() The video cable routed from the motherboard to the display through one of the hinges. On the following picture you can see how the screen connected to the laptop. The old style screens have a backlight lamp inside and require an inverter board which is usually mounted on the lower part of the display assembly, as you can see on the following picture. Troubleshooting LCDs with CCFL (backlight lamp) Double check the compatibility between the original and new LCDs. ![]() If the screen looks identical, it doesn’t exactly mean it’s compatible. First of all, I assume that your new LCD is compatible with the original one. ![]()
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