Jbl sg 3030 service manual
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Extracted text from jbl sg 3030 service manual (Ocr-read)
Page 1
UBL
Soundgear Series
$62020 563030
3 CD Changer Hi-Fi System
PRELIMINARY
SERVICE MANUAL
($62020) (sesoso)
JBL Incorporated, Inc.
250 Crossways Park Dr.
Woodbury, New York 11797
Page 2
CONTENTS
SERVICING PRECAUTIONS ............................... 3
ESD PRECAUTIONS ...................................... 5
SPECIFICATIONS ........................................ 6
ADJUSTMENTS ......................................... 7
TROUBLESHOOTING GUIDE ............................... 9
WAVEFORMS OF MAJOR CHECK POINTS . . . . . . . .. . . . . . .14
WIRING DIAGRAM (SG2020) ................................ 15
WIRING DIAGRAM (SG3030). .............................. 16
BLOCK DIAGRAM (SG2020) ................................ 17
BLOCK DIAGRAM (SG3030) ............................... 18
SCHEMATIC DIAGRAMS (SG2020/3030) ..................... 19
PCB BOARDS ........................................... 35
PACKAGE PARTS LIST (SG2020) .......................... 40
MECHANICAL PARTS LIST (SG2020) ....................... 40
ELECTRICAL PARTS LIST (SG2020) ........................ 43
PACKAGE PARTS LIST (SG3030) .......................... 54
MECHANICAL PARTS LIST (SG3030) ....................... 54
ELECTRICAL PARTS LIST (SG3030) ........................ 57