Fault analysis; The half screen image is abnormal and the response is slow. This is due to the different Y-axis power supply methods of the LCD screen, and the displayed faults are also different. Generally, machines with slow overall screen response are powered by a single Y. The reason for the slow response of half…
DetailsFault analysis; The common black screen faults in the upper and lower sections or parts are caused by abnormal Y power supply. The specific fault manifestations are horizontal black stripes or black screens in the upper and lower sections. The specific range of manifestations varies depending on the number of Y-axis and the fault…
DetailsFault phenomenon: The screen displays a rainbow band Fault analysis; The display of rainbow stripes on the screen is mainly caused by the following reasons 1、COF damage, caused by chip heating, aging, IC loosening, and other reasons during long-term operation, usually only requires replacing the corresponding COF. This common fault is mostly caused by screens…
DetailsAnalysis of common faults in LCD screens: The bright band on the screen is mainly caused by COF short circuits Obstacle analysis; The screen bright band is mainly caused by COF short circuit, and only when the R, G, B, and three colors are fully lit up will it form. When the screen produces bright…
DetailsLCD screen maintenance equipment manufacturer direct sales, LCD screen bonding machine, LCD screen pressing machine, pulse hot press machine, laser machine, polarizer film sticking machine, polarizer tearing machine, COF consumables Fault phenomenon: slow response Fault analysis; The common manifestations of slow response are as follows. 1. Slow response speed, it will only display after a…
DetailsGuangzhou weicai LCD maintenance equipmentmanufacturers High quality LCD screen repair machine suitable for various liquids, LCD screen repair machine, laser machine, screen pressing machine. Product application Mainly under the mirror through the high frequency (30 HZ) pulse laser beam on the LCD screen inside the micron size of the semiconductor circuit components cutting and trim…
DetailsWeicai LCD screen maintenance equipment 1、 Core advantages Industrial grade stability The machine is controlled by PLC for heating. 880 is the latest solution, which uses a high-precision temperature controller for independent heating. 880 accuracy can reach within plus or minus 2 degrees, directly meeting the temperature requirements of high-density LCD screens. It supports 4K…
DetailsHot Press Machine LCD screen maintenance equipment pulse hot press machine Screen repair equipment, LCD repair equipment, COF/TAB bonding equipment, etc. This product is used in a variety of FPC, COF, TAB and LCD Panel and PCB combination bonding, is reflected in a variety of sizes LCD vertical, horizontal, vertical band, horizontal belt, black belt, black,…
DetailsHigh quality LCD screen repair machine suitable for various liquids, LCD screen repair machine, laser machine, screen pressing machin Laser repair machine LCD screen laser laser machine512DQ-20 Guangzhou weicai electronic technology Co., Ltd. LCD screen maintenance equipment manufacturers COF Bonding Machine LCD Laser Machine LCD PANEL REPAIR MACHI LCD Bonding Machine LCD Laser Machine. Semi…
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