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Backlight Inverter

Defective backlight Inverter may has the following symptom:
  • No picture on screen but power indicate light stays on.
  • Dark display but still readable.
  • Screen Flash on and Off between 1/2 to a few seconds
  • Power light stays on but no display and sound
  • No picture on screen but LCD TV still has sound
  • Picture cycles on and off as well as power LED light.
All these symptoms indicate that the LCD backlight inveter is defective and replacing it will solve the problem.

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Part NumberLS520AMSS
DescriptionThis is a brand new substitute inverter module. By analysis the failure of the original inverter, our engineers had come up with a better circuit design which is a lot more dependable. 90 Days Warranty. Note: LS520A is using a negative control for enable. So, P5 should be 0V when LS520 is on. It depends on type of the LCD controller boards, in case LS520 is not working, be sure connect P5 to ground,
VIN (B+)P1/P2=8V-15V
Dimming (ADJ)P6=0-2.5V (2.5V=DIM)
Enable (ENA)P5=0V (ON)
Ground (GND)P3/P4 (P7=NC)
Inverter ConnectorMS80DI_CON


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Can't find what you looking for? Be sure to check out our Universal Inverter.
You can find inverter from 1 CCFL to 12 CCFL Lamps.

We do offer CCFL Backlight Replacement service. Please click here for more details.
This inverter is compatible with the following brands and models
BrandModelSizePart Number
Touch screenLS52015LS520AMSS

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