{"product_id":"20pcs-ca-888-super-lcd-power-supply-board-universal-power-module-display-power-supply-module-for-15-21-inch-lcd","title":"20pcs CA-888 Super LCD Power Supply Board Universal Power Module Display Power Supply Module for 15-21 Inch LCD","description":"\u003cdiv\u003e\u003cspan style=\"font-size: 16px;\"\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003eLCD power board damage a large proportion. One of the power to drive the chip, high-power power switch,sampling resistor damage is the most common, because of these component models, variety,often because there is no same spare parts, and can not be repaired.The module has: wiring is simple, easy to install, save time, improve the success rate of maintenance and so on.Encountered the maintenance problems of friends may wish to consider the development of this under a universal power supply module.to solve the 15-21-inch LCD monitor power supply maintenance problems\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 16px;\"\u003e\u003cstrong\u003ePin Definition:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e1PIN yellow line: DRAIN, power control side, then the original high-power MOS power supply D-pole.Generally the middle of the power switch tube feet\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e2PIN black line or powder line: GND, module ground 300v, then the negative capacitor, the same line can be.Directly connected to a large filter capacitor negative\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e3PIN red line: VCC, the module power supply side, then the feedback winding terminal rectifier capacitor after the positive,continuous power supply, the voltage between 12-18V.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e4PIN white line: FB, voltage feedback, then optocoupler 4 feet, please check the optocoupler 3 feet heat, not heat,then put the optocoupler short to the hot ground, while the 4-pin peripheral circuit disconnected.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e5PIN green line: start start pin, then  300 v capacitor positive Customers must be optimistic about the specific connection method after modification, do not blindly random access.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 16px;\"\u003e\u003cstrong\u003eUse :\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e1. Remove the original power supply chip on the board (usually 8 feet), and the switch (mos tube)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. Check the 300v capacitor, as well as the capacitance of the load side of the package there is no drum, a problem on the first replacement\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. Check the load side there is no short circuit, ad board, high voltage board\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e4. Connect the module to the corresponding line, and carefully check that there is no wrong, if wrong can cause the module burst\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e5. Installed in the original location of the radiator, pay attention to insulation, not short-circuit\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e6. Power, measuring voltage is not the output, there is no output, then check the cause.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 16px;\"\u003e\u003cstrong\u003ePackage Included:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e20 x CA-888 Super LCD Power Supply Board Universal\u003c\/span\u003e\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/7D\/B8\/50af5719-daaa-4007-9046-716681a631d1.jpeg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/CF\/54\/a456fa10-8dbe-4b75-8fe5-bb2ba41f31f7.jpeg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/72\/01\/e0c9f280-747a-4431-9d7a-2dbe5c35f589.jpeg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/33\/68\/86f1cf48-e824-4322-88f6-3b5e98a047bd.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/1E\/1B\/a06bd517-8912-49d1-b27a-ddd5a4bf8552.jpeg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/B3\/BE\/20d2afe7-013a-4ac5-be6e-9f50ddf83fb4.jpeg\"\u003e","brand":"Electronic Pro","offers":[{"title":"Default Title","offer_id":35467814011036,"sku":"1632516","price":975.36,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2787\/9162\/products\/50af5719-daaa-4007-9046-716681a631d1.jpg?v=1597148793","url":"https:\/\/electronic-pro-south-africa.myshopify.com\/products\/20pcs-ca-888-super-lcd-power-supply-board-universal-power-module-display-power-supply-module-for-15-21-inch-lcd","provider":"Electronic Pro ","version":"1.0","type":"link"}