JBL Soundgear Series SG2020 SG3030 3 CD Changer Hi Fi System PRELIMINARY SERVICE MANUAL SG2020 SG3030 JBL Incorporated Inc 250 Crossways Park Dr Woodbury New York 11797 CONTENTS SERVICING PRECAUTIONS nennen 3 ESD PRECAUTIONS vanana ena 5 SPEGIFIGATIONS 12 aa ae el 6 ADJUSTMENTSO2444 4 d b i area Pe o b eta 7 TROUBLESHOOTING GUIDE modia rare 9 WAVEFORMS OF MAJOR CHECK POINTS 14
OWNER S GUIDE product line j bl S o u ti d g e a r Series MODEL NUMBER SG2020 SG3030 DESIGN GOAL Bring the live sound of the concert hall into the home SYSTEM TYPE Complete bookshelf sound system SPEAKER D E S IG N 2 Way SG2020 or 3 Way SG3030 Bass Reflex SOURCE UNIT AM FM Radio with 3 CD Changer and Dual Full Logic Decks PROFESSIONAL REFERENCE Live concert sound reinforcement systems R D S RADIO DATA SYSTEM _n COMPACT DIGITAL AUD