Try these search strings in Google or repair forums (Badcaps, EEVblog, Reddit r/AskElectronics):
However, it is important to clarify that is not a standard commercial model number for a complete television or monitor. Instead, it appears to be a silkscreen marking on a printed circuit board (PCB) —specifically, the combined part number for a main board (logic board) used in certain LCD TVs, likely from a Chinese or OEM/generic brand (such as Haier, Changhong, Konka, or a non-branded set). Tp.mt5510i.pb805 Diagram
When troubleshooting using a voltmeter, testing reference voltages on the secondary circuit rails is the fastest way to isolate hardware failures. Main Secondary Voltages Output Rail Purpose / Component Driven Expected State Try these search strings in Google or repair
Inspect the main input fuse. If blown, look for shorted components downstream. Main Secondary Voltages Output Rail Purpose / Component
Based on the component designations typically associated with "TP" (Transformer/Power) and "PB" (Power Board), this guide focuses on the , which is a common LED/LCD TV Main Power Board.
: Comprehensive guides for the series can be found on platforms like Scribd - TP.MT5510 Series Diagrams or Electrónica Benedicto .