The Toshiba 20AS21 Color TV Service Manual provides essential technical information for repair and maintenance. It includes disassembly instructions, service mode list, confirmation of hours used, confirmation of check sum, electrical adjustments, block diagrams, printed circuit boards, schematic diagrams, waveforms, mechanical exploded views, mechanical replacement parts list, and electrical replacement parts list. This manual consists of 30 pages and is useful for both professional mechanics and DIY enthusiasts.
