Plug the TV back into the power outlet while continuing to hold the Power button.
The CV338H-A42 is a popular universal Android TV control board integrated with a power supply and LED driver. It is commonly used to repair or upgrade 32" to 42" LED TVs in the Asia-Pacific and India markets. Download CV338H A42 1366x768 SamsungIR part3 rar
Once the flashing stops or the TV restarts, the process is complete. Common Issues Plug the TV back into the power outlet
The standby light should begin flashing rapidly, indicating the update is in progress. Do not turn off the power during this time. Once the flashing stops or the TV restarts,
If the TV hangs on the "Smart TV" logo, a full eMMC dump (often found in these .rar files) is usually required via a programmer like the RT809H.
You cannot extract "part3.rar" by itself. You must download all parts (usually 1 through 3 or 4) into the same folder and extract the first part to reconstruct the complete firmware file. Installation Steps (USB Method)
Press and hold the on the TV panel (not the remote).