Based on the model number TP.SK506S.PB802, you have a universal LCD/LED TV controller board (likely a Triplex or generic brand). These boards are popular for converting bare LCD screens into working TVs.
If the TV is stuck on the boot logo or won't turn on, you can often force an update using a USB drive: Prepare the USB: Format a USB drive to FAT32. tp.sk506s.pb802 firmware usb
The TP.SK506S.PB802 is a popular universal Android smart TV mainboard used in various brands like ASANO, DAIKO, and Liberton. If your TV is stuck on a logo, experiencing software glitches, or requires a panel resolution change, you can reflash it via USB. USB Firmware Update Procedure Based on the model number TP
Board Details:
Method B (Test points - if buttons fail): Inspect USB descriptors (lsusb -v) for DFU or