Common faults and treatment methods of LCD display screen of self-service inquiry machine

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Liquid crystal display screen of self-service inquiry machine is a new type of human-computer interaction equipment, which belongs to electronic equipment.
It is inevitable to encounter some large and small faults in the process of use, and sometimes there will be black screen, flower screen, insensitive touch, slow response and no response. Many customers don't know how to deal with these situations. In fact, these small problems are normal. We can analyze the reasons step by step and then solve them.

Today, Ruiguan has sorted out some common faults and solutions of LCD display screen of self-service inquiry machine for everyone. Let's take a look at them together.

When the LCD display screen of the self-service inquiry all-in-one machine has a black screen, first check whether the LCD display screen of the machine is powered on, whether the power cord interface is loose, and whether the indicator light is on. If the indicator light is on, it means that there is power supply, then there is a situation inside the LCD display screen of the machine and the driver card needs to be replaced.

Liquid crystal display screen of self-service inquiry machine

The reasons for no response to touch are: the connection of the LCD display screen of the all-in-one machine is not well connected, so it is necessary to check all the lines to ensure that the connection is normal and there is no problem.

It is also possible that the touch screen is out of order, and the inductive reflective wire and sensor are not connected, resulting in no response.

Check whether the connecting wires around the LCD display screen and the connecting wires of the sensor are damaged, and replace them if they are broken.

Another situation is poisoning, resulting in no response to touch, which requires antivirus, restarting equipment and repairing the host.

When the LCD display screen of the self-service inquiry machine can't be turned on, first check whether the power cord is powered on normally, or because the LCD display screen of the machine hasn't been turned on for a long time, it can't run due to short circuit due to moisture inside, or it may be that the power-on button is out of order.

The above is the common failure of the LCD display screen of the self-service inquiry machine. You can refer to it and hope to help you.

If you are a non-technical person or the situation is serious and you can't handle it, don't blindly disassemble it. You should contact the manufacturer in time for after-sales service and professional technicians to repair it.

Guangzhou Ruiguan Electronic Equipment Co., Ltd. produces high-quality LCD display screens for self-service inquiry machines and touch-integrated LCD display screens with various styles and complete sizes.

You are welcome to consult for details.

LCD display screen, self-service inquiry machine, lcd inquiry machine

Rui Guan