Plug the TV back into the AC outlet while still holding the button.
Below is a technical report on the board and panel specifications to ensure a safe installation. 🛠️ Hardware Specifications
The standby LED should blink rapidly (red/green or red/blue), indicating the update is in progress. Download VST59S PB801 LC390TU1A rar
Up to 1920x1080 (Full HD), though the LC390TU1A panel typically uses 1366x768 Panel Model: Panda LC390TU1A (39-inch Cell) Input Ports: HDMI, USB, VGA, AV, and RF (Tuner) Backlight Output: 45V–94V (approx. 45W) ⚡ Firmware Installation Guide
Use a USB 2.0 drive (8GB or 16GB) formatted to FAT32 . Plug the TV back into the AC outlet
The is a universal "three-in-one" motherboard commonly used in 32" to 40" LED/LCD TVs. Mainboard Model: TP.VST59S.PB801
Extract the .rar file and copy the .bin file to the root of the USB drive. Preparation: Unplug the TV from power. Flashing Process: Insert the USB into the TV's USB port. Press and hold the Power button on the TV keypad. Up to 1920x1080 (Full HD), though the LC390TU1A
To download the firmware for the mainboard specifically matched for the LC390TU1A panel, you can use specialized technician repositories like Receiver Pro or Software Zone .