Objects in image: Person, Musical instrument, Book
Text visible in image: ATAR, IART400/800, 400/800, P, OWN, ASSEMBLER, ASSEMBLER, USER', EDITOR, MANUAL, ATARI, Model, ARI800, SYSTEMS, XL4003, orAT, PERSONAL, ATARI, COMPU
Question: what model number is the manual for?
Answers: cxl4003, 400/800, cxi4003, 400/800, atari 400/800, atari 400 or 800, atari 400/800, 400/800, 400/800k, 400/800