This comprehensive service and repair manual for the TOSHIBA 2857DB/3357DB color television provides detailed instructions and technical information for troubleshooting and repairing these models. The manual is designed for technicians and professionals and includes a wealth of information, such as exploded diagrams, circuit diagrams, component specifications, adjustment procedures, fault diagnosis guides, and repair procedures. It covers all aspects of the television, from the power supply and chassis to the tuner and picture tube. With its comprehensive coverage and detailed technical information, this manual is an invaluable resource for anyone who needs to repair or service these Toshiba television models.