lcd panel side cof data quotation
This video is very important to repair the Lcd or Led panel bypass system.Important LCD and LED panel cof IC data seats are listed belowData seats are :8651-...
The DMG48480F040_01WTC - 4.0 Inch 480x480 COF TTL LCD Display Capacitive Touch 8MB Flashis developed by DWIN. The NOR Flash memory in the display is available to store the user database.
The LCD is integrated with a running DGUS II system, a GUI (Graphical User Interface) development software. The pre-installed UI user interface development software can be used to develop your own design and customised features like buttons, text display, graph and slider etc. The T5L1 DWIN development software is a human-machine interface dedicated to ASIC designed by DWIN Technology for AIoT application applications. This software is based on a T5L chip that is a low-power, cost-effective dual-core 8051 processor.
COF structure. The entire core circuit of the smart screen is fixed on the FPC of LCM, featured by light and thin structure, low cost and easy production.
Answer: The DWIN smart LCD modules / smart screens / smart displays can be used for Android Touch Panel, HMI Touch Panel, Smart LCD Display Module, Smart Touch LCD Module, Smart Touch Screen Display, Industrial Touch LCD Display, PLC Display Screen, Serial Port LCD Display, STM32 MCU Displays etc.
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The DMG48480F040_01WTC - 4.0 Inch 480x480 COF TTL LCD Display Capacitive Touch 8MB Flashis developed by DWIN. The NOR Flash memory in the display is available to store the user database.
The LCD is integrated with a running DGUS II system, a GUI (Graphical User Interface) development software. The pre-installed UI user interface development software can be used to develop your own design and customised features like buttons, text display, graph and slider etc. The T5L1 DWIN development software is a human-machine interface dedicated to ASIC designed by DWIN Technology for AIoT application applications. This software is based on a T5L chip that is a low-power, cost-effective dual-core 8051 processor.
COF structure. The entire core circuit of the smart screen is fixed on the FPC of LCM, featured by light and thin structure, low cost and easy production.
Answer: The DWIN smart LCD modules / smart screens / smart displays can be used for Android Touch Panel, HMI Touch Panel, Smart LCD Display Module, Smart Touch LCD Module, Smart Touch Screen Display, Industrial Touch LCD Display, PLC Display Screen, Serial Port LCD Display, STM32 MCU Displays etc.
The EK73538S050A,from Samsung semiconductor,is LCD driver IC-COF IC TAB.what we offer have competitive price in the global market,which are in original and new parts.If you would like to know more about the products or apply a lower price, please contact us through the “online chat” or send a quote to us!
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When first displayed, a Technical Chart contains six months" worth of Daily price activity with the open, high, low, and close for each bar presented in a display box above the chart. Each data point can be viewed by moving your mouse through the chart.
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Select up to three symbols to compare against. This will generate a chart with the price data of the symbols overlaid. To produce a chart of percent changes between symbols, check the Percent Change box. The colors of the boxes (green, purple, red) indicate the color of the line that will be drawn on the chart for the symbol. You may also indicate whether to display that symbol"s price scale on the left side of the chart (by default, prices will all display on the right side).
So i have been watching a lot of those panel repair videos. Not the one with the bypass method cutting the CKV lines but the videos where a voltage is missing to one of the side COF IC"s. This is what happened...
I got in a Telefunken 32" LED TV, when you start up the set the Telefunken logo comes up but soon fades to blue, the whole screen becomes the faded washed out blue. The corners of the LED panel also have black corners. It almost looks like water got into the set but this is not so.
I got the set in the service position. (turned the panel upside down so that i can get to the side COF IC"s test points) Connected the LVDS cable to the mother board and then scratched off the insulation on the test point of the COF IC"s so that Ii can take measurements.
Switched on and took measurements, I noticed the VGH reading was measuring -8V DC. Took my magnifying glass and inspected the circuit that is inside the glass that goes from the side cof down the side to the bottom COF IC"s and behold that circuit was open circuit. I could see little splotches. I dont know how to explain it better but the conductive material had disappeared in several places. So i had to put in a wire. I quickly soldered a super thin wire onto the pad of the side COF IC and supported it with sticky tape glueing it to the glass leading to the bottom and soldered the other side to the VGH test point on the scalar board (Board at the bottom of the screen that is attached with the COF IC"s). I reassembled the unit and powered up the set. Voila, 100% image. We went from a scrap set to a profitable repair.