Why is the computer black? Win7 computer black screen reason summary

The computer provides users with great convenience in work and study, but the computer black screen is also a common phenomenon in the process of users working and learning. For example, after the computer is turned on, the display is always in a black screen state. When the computer is turned on, the display suddenly turns black, and the computer display suddenly blacks out during use. When the computer is black, there will be no information prompts, and I don't know where to start. For ordinary users, it becomes an unsolvable trouble. Below, the ink dye warm heart will share with you, why the computer will be black screen, why the Win7 system computer is always black.

Why does the computer have a black screen?

A computer black screen caused by hardware

Device mismatch, poor compatibility between hardware, hardware damage, voltage Too low or too high, bad sectors on the disk, bad sectors, bad clusters, insufficient memory or insufficient capacity, poor quality hardware, etc. will cause the computer to black screen.

Second, the computer black screen caused by software

Virus interference, poor software compatibility, illegal operation, improper memory management, too many or too few buffers, improper CMOS parameters, disk space too Full, software existence Bug, system System and other subdirectories. DLL dynamic link library files are lost, no changes to the system registry information will cause the computer black screen

Third, the system is running black screen reason

Virus infection, some files of Windows are covered by the corresponding files of the application software, software conflicts, improper operation of the user, such as deleting system files, BUG of application software, black screen when opening, etc. will also cause the computer to be black.

Fourth, the system file is corrupted

Including the boot program error, error operation, registry damage, etc. will cause the computer to black screen.

V. Improper BIOS settings, exhausted system resources, hardware and software conflicts can cause a black screen on the computer.

Why is the Win7 system computer always black?

The reason why the above computer will be black screen is also suitable for the problem of why the Win7 system computer always has a black screen. However, carefully speaking, the hardware requirements of the Win7 system are relatively high, and the hardware requirements are high, which means that if the hardware does not meet the requirements, it will easily lead to a black screen on the Win7 system computer. Similarly, If the computer's heat dissipation performance is not good, it will easily lead to the phenomenon that the Win7 system computer always has a black screen.