Circuit schematic in PDF form for the TCL L39F3320B LCD television, filed under a Russian-language name that simply means scheme. At 159 KB it is a compact document, likely covering the main board or power section rather than the entire set, so check which boards it shows before planning a repair. Technicians use such drawings to trace standby and main supply rails, backlight enable and dimming lines, and to find test points when a set will not power on. Confirm the board labels inside match the chassis on your bench before relying on component values.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @gunvantrathore. Enginerys does not host this file.
How to open a .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.