Control section changes, changes notes
1. The power line of the computer and the control part is zero, and the fire cannot be reversed. It should be plugged in according to the original position. If there are peripherals, after the connection is complete, test whether the chassis is powered.
2. When controlling equipment such as a mobile computer, check the connection line and the control panel for looseness before powering on.
3. The position and length of the communication line and flat connection line cannot be changed at will.
4. If abnormalities such as short circuit, tripping, burning line, and smoke are found after moving, the power should not be tested repeatedly. The problem should be found in time.
5. To control the use of time: It is recommended that the large screen of the LED display should have a daily rest time of more than 2 hours. In the rainy season, the large LED screen screen should be used at least once a week. Generally, the screen is turned on at least once a month, and it is lit for more than 2 hours.
6. Control the screen body current: Do not stay in full white, full red, all green, all blue, etc. for a long time during playback, so as to avoid excessive current, excessive power supply, LED light damage, affecting the display life. Do not disassemble or splicing the screen at will!