TP.HV553.PC821 is a 4K intelligent WiFi network motherboard commonly used in high-definition LED TVs, such as those from
Important Note Before Downloading
The PC821 is the software version for the TSUMV59 or TSUMV56 chipset. There is no single "official" manufacturer website for these generic boards. The firmware is usually provided by eBay sellers, Alibaba vendors, or repair forums.
Once the blinking stops or the TV restarts, remove the USB drive. Download Resources
- Firmware for 1366x768 panels (e.g., LC320WXN): [Search on Badcaps]
- Firmware for 1920x1080 panels (e.g., V420H1): [Search on Badcaps]
- Universal "All Resolution" Auto-detect firmware: Rare – requires manual panel selection via jumper.