This original service manual is a valuable resource for owners of the Sherwood XR-2137 stereo car radio tape deck player. It contains detailed information on the product's features, functions, and operation. The manual covers everything from installation and wiring to troubleshooting and repair, making it an essential tool for anyone looking to maintain or repair their vintage audio equipment. With information on the country or region of manufacture, buyers can learn more about the history and origins of this classic Sherwood model. Whether you're a collector or simply looking to keep your vintage car audio system in top shape, this service manual is a must-have.