Fixing a laptop is to accurately analyze the problem symptoms. For example, some people will be in a hurry and quickly buy a new battery when the assumption was damaged. It could be just a matter of a bad cable or connector on the power cord, but can be fixed with a little solder or insulation. Let 's look together....
Similarly, if the LCD screen off, it could be a main board or video adapter failure, a bad inverter or led fluorescent lamps burning. LCD that need to be replaced, usually due to physical cracks in the glass or blocks of dead pixels. If the CD or DVD drive is not working anymore, make sure you 'vet tried the option to try before replacing the drive cleaning kit, and always check the connections before removing the old drive. who would identify themselves as damage to the hard drive is getting louder or from time to time, battery life decreased
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