Schematic PDF for the TH32C400D television model, 8.87 MB, with no revision or chassis code stated in the name. Open it in any PDF reader and check the cover or title blocks for the chassis and board identifiers. It is useful for following the power supply outputs, standby logic, main board signal path and backlight drive, and for locating test points when diagnosing dead or no-picture sets. Confirm the model label and board markings on your unit first.
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 @datasheets1. 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.
Any PDF readerSumatraPDFFirefox / ChromeFlexBV (links PDF to boardview)