User asked: My HP CQ40 notebook computer, computer boot for a while, watch a video, a moment on the computer card, and then a few seconds after the direct black screen, but the host LED display is still running, forced to press the power key shutdown, the computer will run, but the screen is not responding.
I play a game or see the screen in this way, with the Master LU Test temperature: Generally 60 degrees are not very high.
Expert answers:
Problem with video card or processor:
Video card problems are divided into driver problems and graphics cards, such as drive failure caused by the abnormal graphics card has been a similar situation, in addition to the graphics card chip or graphics particle failure, in the processing of video data to a certain extent will cause downtime due to hardware failure, this is also a common problem, Much is due to the core of the graphics card overheating caused by the solder joints caused by poor welding.
Processor problem, you should know that the processor in the video often processing more than the number of the data, if the performance of the processor is not stable, or insufficient performance, but the processor calculation load is too high to have this kind of problem.
Other minor reasons:
such as various types of video players and system compatibility problems.
In general, this kind of problem is now used for a long time on the computer, the basic has been insured, after testing maintenance costs may be relatively high, consider whether maintenance.