What should I do if the Windows 7 wakes up after a black screen?

A lot of netizens recently reported that the computer entered the black screen when it was awakened in sleep state, and could not enter the screen normally. The system was reinstalled or there was no response. The following small series will share the specific solution for this situation. I hope to be helpful.

1. Right click on the desktop & ldquo; computer & rdquo;, select [Device Manager] in the menu bar

2, enter the <;Device Manager" interface, below Click to open [Network Adapter]

3, right click on the local NIC driver, select [Properties] option

4, enter the NIC Properties dialog box, click on [Power Management 】

5, the [Allow this device to wake the computer] option in front of the check to cancel

6, the setting is completed, click to open the [Start Menu] below the computer, find [Run] option, click to open

7, enter cmd command in the running dialog box, click OK, enter DOS interface

8, enter powercfg -a on the command line interface Command, click OK to view current power usage status