Panasonic TC-21RX20C is a 21-inch color CRT television that utilizes the GP41Z chassis Elektrotanya

You can download the full service manual and schematics from specialized repair repositories:

Before diving into the PDF schematic, here are the most frequent issues encountered with the GP41 chassis: Check the main fuse and the bridge rectifier.

Often paired with a Bill of Materials (BOM) for ordering replacements. Why This Diagram is Useful