Owner's manual for the Roland TB-303. Contents: Battery Replacement and Precautions, Bass and the TB-303, The Basic Idea Behind the TB-303, Connection and Initial Settings, Writing and Playing a Bass Line (Part 1), The Tone Control Section and Tuning, Writing the Length of the Notes (Alternative Method), Writing and Playing a Bass Line (Part 2), To write your own Bass Lines, Useful Functions of the Track, Applied Method of the TB-303, Troubleshooting, Sound Range Table, Specifications.