CA-888 Super LCD Power Supply Board Universal Power Module Display Power Supply Module for 15-21 Inch LCD

CA-888 Super LCD Power Supply Board Universal Power Module Display Power Supply Module for 15-21 Inch LCD
Was: 5.99
Price: 4.49

Overview LCD 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 Pin Definition 1PIN yellow line DRAIN power control side then the original high power MOS power supply D pole Generally the middle of the power switch tube feet2PIN 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 negative3PIN 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 4PIN 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 5PIN green line start start pin then300 v capacitor positive Customers must be optimistic about the specific connection method after modification do not blindly random access Use 1 Remove the or
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