2 | Skema Tv Sharp Alexander Slim

A single horizontal line across the screen indicates a failure in the vertical circuit, often requiring replacement of the LA78040 IC and checking the 24V supply from the flyback.

Sharp TVs are famous for their protection circuits. Common triggers include: Faulty vertical IC. Dried-out capacitors in the B+ (115V–125V) line. Defective Horizontal Output Transistor . Service Mode Access Skema Tv Sharp Alexander Slim 2

Commonly features the STR-W6553 or STR-W6753 regulator IC. A single horizontal line across the screen indicates