How to fix No Signal error and free hard drive recovery software

No signal is a common computer issue for us. When the computer screen shows No input Signal, nothing else shows on the screen. To fix this problem, you need to know what are the causes for your computers No signal problem.

1. This No signal message appears after you open the computer

If your running computer screen show this message when you stop using it, it will show this message. Most likely your computer has entered sleep mode. You can move the mouse and press any key on the keyboard to wake the computer. If your computer still does not wake, you can press the Power button on the computer case.

2. This message appears after a while you boot the system

When you boot the computer, you can see some initial startup screens but it cannot enter into Windows and displays no signal.

Turn down the monitor but leave the computer turn on.

Unplug the power cable for several seconds and then plug into the power cable again.

Turn on the monitor again to see if it still display this message.

3. The screen only show this message after you boot computer

After you boot the computer, you can see no startup screens except for a message that No Signal. If this occurs, your monitor has not detect an valid video signal. Make sure that your computer is connected to the monitor correctly. And press the menu button on the monitor. You can also connect the monitor to another computer to know if it displays an image from another computer.

Steps to fix the No signal problem:

Turn off your computer

Unplug the cable from monitor to computer case and plug it again to make sure that the connection is firm. Then reboot your computer to see if the problem has been solved.

Connect this monitor to another computer to know if it still works, or replace this monitor.

Open the computer case to check the video card. Remove the video card and then re-plug it firmly. If the video card does not work well , you can replace with a new one.

Is there free hard drive recovery software?

There are many free download data recovery software on Internet. Most of them are free download and free to scan and preview. But if you want to recover your files, you may need to buy a registration code. Although there are lot of free recovery data recovery software, but generally the free trial version has limit in the size of file recovery, and the success rate cannot be guaranteed. To get a better recovery result, you may need to buy a copyrighted and paid data recovery software.

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