Technology News

How To Solve The Sudden Black Screen Of LCD Monitor?

Views : 145
Update time : 2019-03-25 15:28:11
Have you ever experienced a sudden black screen on a LCD monitor that makes it impossible to display properly? In this era of computer popularization and one computer per person, I believe that many people should have encountered such a situation. When LCD monitor suddenly black screen, how should we solve it?

When you encounter a sudden black screen on the lcd monitor, 4 steps can help you solve the problem quickly.

First of all, when the LCD monitor screen is black, it is necessary to detect whether the cable connecting the screen to the computer is loose. If the cable is loose, the display is in the signal interruption state, and a black screen may appear.

Secondly, check whether there is a problem with the host, and test whether the host's line has loosened. Check whether the display light of the computer keyboard is on. If the indicator light is on, it means that the host computer is not in trouble.

Third, if the LCD monitor black screen is not caused by the host, check whether the LCD protection circuit works because of the high or low voltage, and check whether the accelerator voltage is normal.

Finally, the following parts which are prone to problems are inspected, such as whether the fuse is fused, whether the switch tube of rectifier bridge is broken down, whether the current limiting protection resistance is burnt out, etc. These parts can be seen in the appearance of blackening and other fault phenomena.

Of course, there are many reasons for LCD monitor black screen. This article only introduces some basic checking methods. If these four points can not be checked out, then it will take a long time for professional display maintenance personnel to help. If you are a customer of Xianheng Company, you can contact us if you have similar problems. We will provide you with professional after-sales technical support services.
Related News
Discussion On LCD Soft Screen And Hard Screen Technology Discussion On LCD Soft Screen And Hard Screen Technology
May .29.2020
In the past 10 years, wide-view LCD technology has been completely divided into two types: vertical-oriented soft screen and horizontal-oriented hard screen. PSVA, HVA (CSOT) and UV2A (Sharp) all belong to the soft screen VA technology, while the horizont
COVID-19 Boomed Medical LCD Panel Market COVID-19 Boomed Medical LCD Panel Market
May .27.2020
The spread of the COVID-19 epidemic has led to a surge in global demand for medical equipment, leading to buoyant shipments of medical lcd panel orders in the first half of this year.
BOE Low Blu-ray Display Solution Is Certified By T Ü V Rheinland BOE Low Blu-ray Display Solution Is Certified By T Ü V Rheinland
May .21.2020
On May 20th, T Ü V Rheinland Group, a global third-party testing, inspection and certification body, jointly held an online press conference with EyeSafe. As one of the first Eyesafe display standards and T Ü V Method2 certified enterprise, BOE 7 low Blu-
Six Characteristics Of Strip LCD Screen Six Characteristics Of Strip LCD Screen
May .18.2020
Today's commercial advertising operation attaches the most importance to the attention of the audience, the unique shape of the bar LCD screen is different from the general LCD screen, this kind of bar screen is more popular with users. So what are the ch