How Do I Fix the Check Signal Cable on My Samsung Monitor?

The word “signal cable” refers to the cable that links your computer’s case to the monitor. It is the nickname of VGA cable because if there are any difficulties with the cable, such as loose or inactive, the phrase “No Signal” will appear on your monitor as a warning.

Occasionally, this message may occur if your computer’s video card is faulty and cannot transmit the necessary video signal to your monitor via the cable. So, in this article, I will discuss How Do I Fix the Check Signal Cable on My Samsung Monitor to work correctly.

Why Does My Samsung Monitor Indicate That I Should Check the Signal Cable?

If the signal cable is not connected correctly, the “Check Signal Cable” warning will appear on your monitor. The following two are the most common reasons: 

  • First, verify that you should thoroughly and securely insert the video card into your computer. If you’re using a DVI cable, switch the Source icon on your monitor to Digital.
  • The warning “Check signal cable” and similar ones also appear when a monitor identifies a connected cable but cannot detect the device at the other end of the cable. It typically occurs when a computer turns off or a video card does not appropriately install.

How Do I Fix the Check Signal Cable on My Samsung Monitor?

How to Fix Check Signal Cable on Monitor

If you want to ensure that the signal connection connecting your PC is functioning correctly, there are various following tests to Fix the Signal Cable on your Samsung Monitor. The tests you may perform can depend on the equipment you have.

By Unplugging and Reattaching the Cable

Turn on the computer and then unplug and reattach the cable to fix the problem. Suppose the error persists; power down the computer and verify that the video card should place correctly.

If the display supports multiple input sources, verify that the correct source chooses in the configuration menu.

By Checking the Signal Cable 

Ascertain that you should firmly connect your signal cord to your computer and monitor. You should securely insert each device’s plastic plug into the plastic connector on each cable end.

If you press on the plug at the end of the cable and pull it toward the device, the plug should remain stationary if it places into its hole.

By Utilizing a Different Computer With Your Signal Cable

If you have an old computer or have access to a second computer, consider putting your existing monitor into it.

You do not need to connect the keyboard, mouse, or auxiliary devices. Connect the computer’s power line to the wall, the signal 1920 x 1080 pixels wire to the computer’s back and turn it on. 

If you continue to get a “No Signal” warning on the screen, the issue is most likely with your computer’s video card, not with the signal line. If the second computer does not operate, you have a signal cable problem that will require replacement.

If the problem is with the monitor’s hardware, you will see the classic “No Signal” warning on the screen. If everything goes well during the second computer’s testing, you’ll see the regular computer’s desktop on the screen.


What Do I Do if My Monitor Says Check Signal Cable?

Unplug the cable connecting your display to your PC and reconnect it, ensuring a secure connection. A loose cable is the most prevalent source of this problem.

If your monitor displays “No Input Signal,” this indicates that there is no image that can transmit from your desktop to your monitor.

How Do I Factory Reset My Samsung Monitor?

Select by dragging the JOG button UP when the Function Key Instructions appear. Next, click the JOG button. Then Navigate to Settings and click the JOG button. Move to Reset All by UP/DOWN-selecting the JOG button and press the JOG button.

Why Does My Monitor Says Cable Not Connected?

If any of the cables’ pins are bent or broken, it is possible that the cable is damaged and should replace.

Specific vintage monitors may have cords that are not detachable from the monitor’s back. Following that, disconnect and reconnect the monitor cable from the rear of the computer.

What Is the Signal Cable?

A data transmission medium such as a metal wire or an optical fiber. In comparison, the “power wire” supplies electricity to the unit.

What Is a Monitor Cable Called?

The most often used connector for monitors is the HD 15 cable. The cable refers to as the standard VGA cable, and it is immediately identifiable by its blue color.

Which Cable Is Best for Monitor?

The following is a description of the connection types:

  • HDMI is an audio and video signal ideal for connecting a television to a computer.
  • DVI is a Video-only interface, ideal for older computers or 144Hz 1080p.
  • DisplayPort (DP) is the best connector for audio and video signals, capable of transmitting at 144Hz to 4K.
  • VGA is an illustrious but outdated video connection.

Why Does My Second Monitor Say Check Video Cable?

When the cable plugs into something that exhibits signs of life, the “check cable” notification disappears.

If you can power on a video card not attached to a computer, this will produce a sufficient signal to clear the “check cable” notice. It indicates that the motherboard or visual subsystem is powered, but not much more.

What Does Signal Cable Not Connected Mean?

A cable connects your desktop computer to a monitor. “No signal” indicates that the display, not the computer, is not receiving data from the computer.

Typically, this is a configuration, connectivity, or power issue – or simply a short notice displayed during starting.

Why Is My Samsung Monitor Not Working?

The most typical explanation for a blank monitor is that it turns off, is hibernating, or is in a screen saver mode and will wake up in response to input.

If that is not the case, troubleshooting entails determining if the problem is with the monitor or the device to which it is connected.

Why Is My Samsung Monitor Flashing on and Off?

A flickering, flashing, or blinking display is generally triggered by a loose or faulty cable, a broken power supply, neighboring high-current appliances, out-of-date drivers, or the refresh rate set on your computer.

Why Does My Monitor Say No Signal When Hdmi Is Plugged in?

When a monitor reports no signal, it means the cable is faulty, loose, or misplaced, and these are the most common causes. What exactly is this? Check your DVI, HDMI, or DisplayPort wires properly: Unplug and replug each cable.

What Is a Video Cable on a Monitor?

HDMI is a standard audio and video connection cable that utilizes for over a decade in consumer televisions and monitors, gaming systems, and DVD and Blu-ray players.

Why Is My Monitor Not Detecting My Computer?

Ensure that your monitor connects to the wall and receiving power and that the connection connecting it to your PC connects securely. Connect it to its HDMI port rather than the motherboard’s HDMI port if you’re a graphics card.

Why Does My Monitor Say No Hdmi Signal From Your Device?

Typically, the problem happens due to a device’s booting issues. If you encounter these issues, unplug and reattach your HDMI cable. It is how: Disconnect the device from the power source and open the HDMI wire.

How Do I Connect a Cable Signal to My Computer?

Connect the monitor’s power wire to the POWER port on the monitor’s rear. Attach the DVI cable to the monitor’s DVI IN port. 

How Do I Fix Input Signal Not Found?

  • Power down your PC.
  • Unplug the cable connecting your display to your PC and reconnect it, ensuring a secure connection.
  • Reconnect the cord connecting your monitor to your computer.
  • If feasible, swap your monitor with another one.
  • Identify your video card by opening your computer’s case.