This comprehensive service manual for the Toshiba 27AF44 Color TV provides a wealth of technical information to guide technicians in troubleshooting and repairing this model. The manual covers a wide range of technical topics, including general specifications, detailed disassembly instructions, and a comprehensive list of service modes. In addition, it provides guidance on confirming hours used, checking checksums, and replacing EEPROM (memory) ICs. The manual offers detailed electrical adjustment procedures to ensure optimal performance, and includes insightful block diagrams for a clear understanding of the TV's internal circuitry.