Are you looking to fix your LG monitor, saying ‘no signal entering power-saving mode shortly?’ This article is the right guide for you.
Power saving mode issue is very common among LG LCD monitors. This problem has a number of reasons such as failed HDMI cable, software bugs, or source issues.
The inappropriate graphics drivers or corrupted video cards may also be the reason behind this issue. This message on display indicates that the monitor has power but cannot boot.
1. Power Cycle Your LG Monitor
A quick method to solve the issue is to power cycle your LG monitor. When the monitor is ON, unplug it from the electric supply board.
Wait for 60 seconds or more. Plug the power supply back in and turn ON your monitor. This method will help in removing the cache or junk files.
2. Check the Power Supply
One immediate reason for the no signal issue is the insufficient power supply. So, you must check the power supply board whether it is delivering current or not.
Moreover, check the power supply cable to your LG monitor. It should not be defective or should not have any cuts or bends.
3. Frayed Video Cables
If the video cables such as HDMI or optical are frayed, your LG monitor will display no signal. Try a different cable from the video source to your monitor.
If the cables are worn out and defective, replacing them with new ones is the solution.
4. Troubleshoot the Source Device
The issue may be in the video source that is connected to your LG monitor. Perhaps, it is sending no signals.
So, disconnect the device from your monitor and troubleshoot it. After 60 seconds, reconnect the device with your monitor.
Another quick trick is to use the same device with a different monitor or PC. If it works there, the problem is specific to your LG monitor.
5. Connect Another Display
You can confirm the fault by connecting your LG monitor to another display such as a TV or laptop. Use an HDMI cable to make the connection between your monitor and TV.
If everything is displaying right on the TV, your monitor has a hardware defect. In this case, you need to consult a professional technician to get it repaired.
Alternately, contact LG to claim a refund or replacement if your monitor is under warranty.
Related: Fix LG TV Half Black Screen
6. Connect to the Right Port
Most probably, you have connected the video cable to the wrong port on your monitor. So, try connecting it to a different port and check whether it makes difference or not.
Your graphic card may have multiple output ports, one of them may be faulty. A helpful trick is to clean the ports on your monitor and then reconnect the cables.
Because dirty ports cannot fit the cables properly. Hence, a loose connection leads to no signal issue.
7. Avoid Overheating
Overheating can also cause no signal issue on your LG monitor. It happens when you operate it for long hours. Moreover, the monitor overheats when it is cannot receive enough air.
So, you should put the monitor in a properly ventilated place and keep it away from the heat source.
65C to 85C is the standard GPU temperature, a higher temperature will lead to signal problems. This issue can be solved by cleaning the cooling system of your GPU.
Because it gathers too much dust that blocks airflow thus the cooling system does not work. But, do not forget to unplug your monitor before cleaning.
8. Reset Your LG Monitor
If your LG monitor is saying no signal, resetting it can solve the issue. Because it may have some wrong settings or software glitches that can be removed by a simple reset.
It will restore factory settings on your device. The method is as follows;
- On the bottom of your LG monitor, locate the ‘Menu’ button.
- Press the menu button to open the menu, select the ‘Reset’ tab by using the arrow buttons.
- Next, click the ‘Yes’ or ‘OK’ button to confirm the reset.
9. Dead Motherboard
The no signal issue can be fixed by applying the above-mentioned tricks. However, if it is still not working, most probably the motherboard is defective.
The monitor has lost connection with the motherboard. Therefore, it cannot detect signals from the source device.
In this case, you should consult a professional mechanic who can diagnose the issue. The motherboard can be replaced or repaired depending on the severity of the defect.
Usually, the LG monitor displaying no signal problem is caused by the video source or graphic cards. So, you need to check the source device carefully.
In addition, power cycling the monitor is the most effective solution. You just need to unplug it and plug it back in after a few minutes.
While we have also listed some other handy solutions that you must try before consulting a technician. Because we always try to fix your technical problems at home and free of cost.
We hope, this guide will prove helpful in fixing your LG monitor that is displaying, no signal entering power-saving mode shortly.