Troubleshooting and maintenance methods of LCD display screen of touch inquiry integrated machine
Nov .17.2025
pemandangan
Therefore, it is necessary to pay attention to the maintenance of the equipment during use, and every detail is related to the use effect and service life of the equipment.
Effective maintenance methods of LCD display screen of all-in-one touch inquiry machine can prolong the service life of the equipment.
LCD display screen of touch inquiry all-in-one machine
1. Regularly clean the LCD display screen of the touch inquiry machine.
When the LCD display screen of the touch inquiry machine is used in public places all the year round, it will accumulate a lot of impurities such as dust.
If the screen is covered with too much dust, it will affect the touch sensitivity and accuracy of the touch screen, resulting in problems such as touch failure.
The correct treatment method is to use dry and soft cotton cloth, spray some special cleaning liquid or alcohol on the screen, and then wipe the LCD display screen of the touch inquiry integrated machine.
There are still some gaps that are easy to remain and need to be cleaned.
2. When cleaning the LCD display screen of the touch inquiry integrated machine, be sure to ensure that the power supply is in a power-off state to prevent moisture from entering the equipment, causing leakage and short circuit.
3. When using the LCD display screen of inquiry machine, don't turn off the power suddenly.
You need to quit all programs and then turn it off, so it is not easy to damage the hard disk.
debugging
1. When the LCD display screen of the touch inquiry machine is insensitive to touch, the alignment is not accurate.
See if there are too many stains on the screen surface, which will affect the reflection of sound waves and touch for a long time.
2. Touch the black screen of the LCD display screen of the inquiry machine to ensure whether the LCD display screen of the inquiry machine is powered on. If the indicator light is not on, it means that the power supply is not connected.
If it is on, it means that there is a road change inside the equipment and the driver card needs to be replaced.
3. When the LCD display screen of the inquiry machine is turned on, there is no signal. Check whether the VGA is plugged in tightly. If there is no problem, change a VGA cable. If it still doesn't work, change the driver card.
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