In most cases, replacing defective CXA-P1212C-WJL (alias PCU-P121) may not solve the problem, because the defective CXA-P1212C-WJL is cause by bad CCFL lamps. So, when replacing CXA-P1212C-WJL inverter, you also need to replace 4 CCFL lamps, too.
However, the most cost effective solution will be upgrading to our LED Backlight kits. To extend LCD Screen’s life and improving its performance, upgrading to UB54 Series seems to be the best option. It is easy to install, no technical skill require, no soldering require, anyone can do it!
LED has a longer lifespan, typically lasting over 100,000 hours (last 10X longer than CCFL).
This LED upgrade kit included the following items:
1 LED strip (Replacing CCFL Lamp),
1 LED driver (Replacing Defective CXA-P1212C-WJL)
wire adapter (Connect CXA-P1212C-WJL’s wire harness directly into our LED driver)
LED Upgrade kit for TDK CXA-P1212C-WJL inverter is listed below, please double check your LCD screen size before purchasing