For ten seconds, nothing happened. Then, the standby light began to flicker—blue, red, blue—a heartbeat. On the screen, a progress bar slowly crawled across the black void.
Firmware flashing carries the risk of "bricking" your TV. Ensure your power supply is stable before beginning. Tp.mt5510i.pb801 Software Download
Power on the TV (some models require holding the Power button on the keypad). For ten seconds, nothing happened