Plug the TV back into the AC outlet while still holding the button.
Flashing the wrong firmware can "brick" the board or cause a distorted/upside-down image. Download VST59S PB801 LC390TU1A rar
Once the LED stops blinking and remains steady, unplug the TV, remove the USB, and power it back on. ⚠️ Troubleshooting tp.vst59s.pb801 zif z48n-d4 tv main board service info Plug the TV back into the AC outlet
The standby LED should blink rapidly (red/green or red/blue), indicating the update is in progress. unplug the TV