![]() Laptops are really unfriendly in this matter. Furthermore, if you have a laptop and it has a separate video card, then you can only get to the video card if you take the laptop base apart. ![]() Of course, your computer may not have a separate video card. This is much the same problem as with the memory modules, except the video card need to be reseated. The bad electrical contact occurs as a result of a gap opening up, or a bit of corrosion or dust getting between the electrical contacts. Sometimes you have to repeat the process a few times. ![]() Try taking out the memory modules and the putting them back (with a bit of a shove). Take the power cord out the back of your computer and open the case. The computer will be lifeless when you turn it on except perhaps for the case and CPU fans. You will not hear the usual beep, nor will any text appear on the screen when you try to boot. If just one of the many pins on the module fail to connect in the motherboard slot, the computer will not start. It is a very common cause of boot failure that a memory module is not properly connecting with the motherboard.
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