Dell sleep can not wake up the black screen does not respond (what if the notebook cannot wake up the black screen after sleeping)

Audio commentary

Hello, everyone. The meeting will answer your questions. Dell sleep can not wake up the black screen does not respond, notebook sleep can not wake up the black screen how to do this many people do not know, now let's take a look at it!

Answer:

1, monitor problem monitor problem, first confirm whether the monitor is broken. You can turn on the monitor separately to see if it is working properly. If conditions permit, try connecting the monitor to another host. If not, the monitor is broken. If the monitor is replaced, the probability of damaging the monitor video cable is very small. It is generally possible to check whether the cable is loose or in poor contact.

2. Precautions for display screen:

3. It shows that pressing the panel button does not respond and the indicator light is not lit. First measure the voltage. If there is no voltage or the voltage becomes very low, there may be a problem with the input stage of the power supply circuit, that is to say, there is a local problem with the power supply. This kind of problem is common. Usually the fuse blows or there is a problem with the voltage regulator chip, and some machines have built-in switching power supplies. Therefore, when we stop playing LCD splicing screen, we must ensure that the voltage is stable. Another situation is that the program may be washed away.

This is the end of this article. I hope it will be helpful to all of you.