是说显示器没有接收到信号 显示器进入睡眠状态 估计主要是显卡问题 建议你重新拔插下显卡 或重装系统 显示屏关了重开或者从新接下主机和显示屏那根线
If there is No Signal on monitor on a new PC, but the CPU is running, you need to take the following steps to resolve the issue.
首先检查电脑和显示器之间的连接线是否松动（最好先关闭显示器），如果松动，按牢固。 这个提示是表明，显示器接受不到电脑的信号了，如果连接没有问题，那么最可能出问题的是显卡/其次是主板/其次是显示器。设置有问题吧，说没有信号，监视器要睡觉。你自己多些注意就行了吧
✅ No signal on monitor after uninstalling win 11 and Nvidia drivers on pc:I uninstalled my Windows 11 and Nvidia drivers before installing a new Nvidia gpu. Now I have no signal and I do not have on board graphics to get...
After a Windows 11 Update 2nd monitor won't receive HDMI signal from PC.: I have tried different monitors, cables and deleted graphics drivers. https://answers.microsoft.com/en-us/windows/forum/all/after-a-windows-11-update-2nd-monitor-wont-receive/952f4773-1be4-4124-9955-9c85b424537b...
首先，检查主机电源是否正常工作。确保电源插头已经牢固地插入电源插座，并确认电源线无损坏。如果电源线没有问题，可以尝试更换一个电源插座测试。其次，如果电源没有问题，可以尝试按开机键看是否有报警音。如果有报警音，可以进一步判断是内存条还是CPU出现了问题。如果是内存条问题，可以尝试逐一拔掉内存条...
My second monitor connected to the HDMI port is no longer displaying - this, since the latest Windows 11 update - or that seems to be that most obvious variable. Both monitors were working fine before but now it seems only the DisplayPort input/output works. I have...
显示器的传输线没有收到模拟信号，请你检查一下显示器接口和主机的接口，还有显示器线
At its core, if your monitor is showing a pop-up message saying “No Signal”, chances are there is a problem between your computer’s graphic output and the monitor’s input. Thiscommunicationbreakdowncould be due to several factors such as loose connections, outdated drivers, wrong input so...
if DisplayPort is not selectable, make sure the DisplayPort cable has been properly connected to both devices (PC and monitor). If the DisplayPort option is selectable but no signal appears on screen, you can unplug the cable and plug it back in and force the monitor to re-detect the conne...