If the device has unresponsive buttons:
: Often based on the V53 or similar specialized TV SoC (System on a Chip). T.sk105a.03 Schematic Diagram
Specification:: T.SK105A.03: 亚太: Tv: 基本型- ATV: 20092243 - Scribd If the device has unresponsive buttons: : Often
If you need the physical PDF or image file, I recommend searching specialized electronics repair forums. Use these search terms: T.sk105a.03 Schematic Diagram
