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What can I do if the all-in-one pc can boot but the black screen？
What can I do if the all-in-one pc can boot but the black screen？
All-in-one computer black screen reasons
1.The computer motherboard has no power;
2.Poor contact of computer CPU;
3.The computer machine is infected with CIH virus BIOS destructive;
4. The computer monitor is powered off or the display data cable is not in good contact. In addition, the computer's display monitor power cable is prone to oxidative damage.
5.It is necessary to remove the gold finger oxide film with rubber or the like when checking the plug;
6.Poor contact or damage of computer graphics card;
7, computer floppy diskette, waiting for the computer or restart, the computer appears a black screen, enter the system to avoid a similar situation, the BIOS cancels the floppy disk entry;
8. The computer memory module is not in good contact.
All-in-one computer black screen troubleshooting
1. If the computer with another monitor starts normally, the original monitor may be damaged;
2. Whether the system has software and update patches installed, and if not, uninstall the update files;
3. After the computer installs the software, the restart is updating, which causes a black screen. Wait for the update to complete.
4.Check whether the monitor cable is firmly and reliably inserted into the host interface, and then check whether the contact between the graphics card and the motherboard I / O slot is good;
5. You can enter the safe mode to repair the computer. If you cannot enter the safe mode, please reinstall the system;
6.Check whether the computer CPU fan is running;
7, you can remove all components except the computer CPU, graphics card, memory module, and then power on the computer. If there is a malfunction in the memory, there should be an alarm. If there is no alarm sound, then change the computer CPU and restart the test. If the computer remains blank, it is recommended to replace the motherboard.