Wait at least two full minutes after the flashing stops to ensure the internal memory writing sequence concludes completely. Remove the USB flash drive from the television.
Do you have access to a and a computer to format it?
Use a standard USB 2.0 flash drive, ideally 8GB or smaller. Larger USB 3.0 or 3.1 drives often fail to register.
| Symptom | Attempted Fix | Result | |---------|--------------|--------| | Stuck on “Coby” logo | Searched for firmware for 2 weeks | No official file found | | | Tried generic “RTD2660” firmware | TV bricked (black screen) | | | Replaced mainboard (eBay, $22) | TV restored to full function |