Hi everyone, I came across a mod on a russian forum and decided to give it a try myself. My unit: Eonon GA2171S - MTCE KLD PX5 with 4GB RAM, DSP built in.The original amplifier chip is a TDA7851A and I have successfully replaced it with a Pioneer MOSFET PA2030AThere isn't a decent datasheet of the PA2030A but from what I have read it has a higher power output of approx 35W RMS and 60W MAX at 4 ohms. The TDA7851A is 28W RMS and 48W MAX at 4 ohms.Replacement wasn't easy! 1)...Read more