T.sk105a.03 Schematic Diagram Review

The board architecture is designed for "basic type" ATV (Analog TV) sets and features several critical hardware jumpers and ports as noted in technical documentation from Elecbee and Scribd :

The schematic will begin at the top-left corner (standard reading direction). Look for: T.sk105a.03 Schematic Diagram

The heart of the schematic is the IC itself. While the exact pin count varies by manufacturer, a typical pinout derived from the is as follows: The board architecture is designed for "basic type"

This is the heart of the T.sk105a.03.