Tandy Corporation. Radio Shack. TRS-80 Color Computer: Operation Manual. Catalog No. 26-3001/3002. Cover: An artist's reproduction of the computer shows a rainbow vortex leading to a blue room with red doorway. Back cover: A scene from outer space. Contents follow: Welcome to TRS-80 Color!, Installation, Operation, Using the Television, Using the Keyboard, Using the Joystick Controllers, Using the Cassette Recorder, Troubleshooting and Maintenance, Specifications, Customer Information, and Index.