一、What is the main reason for the problem of LED display only showing half of the screen?
How should we repair it?
1. The display area position set is incorrect: This can be adjusted by reset...
一、 The capacitance of the LED display circuit board is damaged
The failure caused by capacitor damage is the highest in electronic equipment, especially the damage of electrolytic capacitor. Capacitor damage is manifested as: 1. reduced capacity; 2. Complete...
Three parameters of LED outdoor display screen control software:
Firstly, basic parameters
The basic parameters are the basic parameters of outdoor LED screens. If set incorrectly, communication cannot be achieved, or the display is not displayed or abnormal. ...
How to determine if the LED control card is in a normal working state?
After the control card is powered on, please observe the power indicator light first. A red light indicates that the 5V voltage has been connected. If it does not light up, please immediate...
Display screen resistance detection method
For the resistance detection method of the display screen, we need to set the multimeter to the resistance range. First, we need to detect the resistance value from a certain point on a normal circuit board to the gro...
1. Iron cabinet
Iron box is a common box on the market, with the advantages of being cheap, good sealing, and easy to change the appearance and structure. The disadvantages are also relatively obvious. The weight of the iron box is too high, making it difficul...
1. Welding type
Generally, welding can be divided into three types: electric soldering iron welding, heating platform welding and reflow soldering welding:
a: The most common method is electric soldering, such as shaping and repairing electronic components. No...
At the ISLE exhibition that just ended in April, LED large screen displays showed a colorful development trend. As a major exhibition after the epidemic, it is also the largest "specialized exhibition" event in the industry since the three years of the epidemic, and is k...