[ Pacific Security Network News ]
Have you ever encountered a black screen on your laptop? This article is about the reasons and solutions for the black screen of the laptop. The laptop is now an electrical device that you can carry with you. It is convenient for office and social activities. But often use will also cause some problems in the notebook. When people use a laptop, there may be a black screen of the computer, etc. What is the reason when this happens? How to fix it, let's take a look at it with Xiaobian!
There are many reasons for the black screen of the notebook:
1. There is poor display of the data line;
2, poor graphics card contact or;
3. Poor CPU contact and overheating;
4. The memory module is in poor contact;
5, poor power performance;
6, the machine is infected with CIH virus, the BIOS is destructively refreshed;
7, Microsoft black screen, please patch.
How to fix the laptop when it is black:
1. The boot screen is black, only the indicator light is on, and the host does not reflect anything. The hand reaches the back of the main unit and does not feel the fan is turning. Measure the voltage of each channel. Remove and see if the power adjustment tube is broken.
2, boot long alarm, should be a memory failure. Unplug the memory, clear your finger, and insert it normally.
3. The power on and the CPU fan are normal, but the screen has no reflection and there is no self-test sound. This machine adopts SLOT1 structure and the CPU is easy to contact.
4. The power-on self-test is normal, but the screen is not lit. According to the introduction of the Baina China brand list, the display signal line behind it was pulled out, and the pin was bent.
5. The boot screen does not light up. The machine does not self-test. Short-circuit the starter on the motherboard with the hands and start normally. It turns out that the start switch on the panel is broken.
6, boot does not self-test, check the power is normal. With the minimum system method, the machine can start normally when the optical drive is unplugged. Then reset the fault. Explain that there is a problem with the optical drive and the machine cannot start. This case should attract the attention of peers.
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