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How to solve the problem that there is no display on Didi two-tone display when the computer is turned on? Many novices are not very clear about this. In order to help you solve this problem, the following editor will explain it in detail. People with this need can come and learn. I hope you can gain something.

This situation is mostly a video card failure, it is best to replace each hardware one by one troubleshooting.

Reason 1: the screen will go black if the monitor doesn't touch well.

Solution: you remove the monitor from the interface behind the main chassis and clean it up, then try to connect it again, and be careful not to connect the interface backwards. If there is no problem with the contact, it is best to try a different monitor to determine if there is something wrong with the monitor.

Reason 2: if the memory stick doesn't touch well, the screen will go black.

Solution: if the memory stick is faulty, there will usually be a beep alarm. If there is an alarm, you open the chassis and take out the memory stick and wipe it with anhydrous alcohol or rubber, reseat it or try another slot. Be careful not to insert the memory stick upside down.

Reason 3: poor contact with the graphics card will blacken the screen. You remove the graphics card and clean it up, and then try to connect it. If there is no problem with the contact, it is best to ask someone to borrow one for another video card to try to determine if it is a video card problem.

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