Moog opus 3 service manual
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Extracted text from moog opus 3 service manual (Ocr-read)
Page 1
MANUAL NO. 993-044634-001
TECHNICAL
SERVICE MANUAL
or
OPUS 3
DOMESTIC MODEL 339A
EXPORT MODEL 33QBX
Page 2
ii
SECTION
1
FIGURE
3-1
3-2
3-3
4-1
4-2
4-3
6-1
6-2
6-3
6-4
65
6-6
6-7
CONTENTS
INTRODUCTION AND SPECIFICATIONS ......................
1.1 GENERAL ..............................................
1.2 SPECIFICATIONS ........................................
CIRCUIT DESCRIPTION ....................................
2.1 KEYER/POWER SUPPLY BOARD l ............................
2.2 CONTROL BOARD 2 ......................................
2.3 CHORUS MODULATION BOARD 3 ............................
DISASSEMBLY AND REASSEMBLY ..........................
3.1 REMOVAL PROCEDURES ..................................
3.2 REASSEMBLY ..........................................
FIELD TEST PROCEDURE AND TROUBLESHOOTING ............
4.1 FIELD TEST PROCEDURE ..................................
4.2 ABBREVIATED TROUBLESHOOTING ..........................
REPLACEMENT PARTS LIST ................................
SCHEMATIC DIAGRAMS AND PRINTED CIRCUIT BOARDS ......
LIST OF ILLUSTRATIONS
Removal of Base ............................................
Opus 3 with Base Removed, Keyer/Power Supply and Chorus Modulator
Printed Circuit Boards Removed and Control Printed Circuit Board
Installed ................................................
Keyboard ..................................................
Initial Setup ................................................
Articulation Mode 1 ........................................
Articulation Mode 2 ........................................
Functional Block Diagram ....................................
Keyer/Power Supply Printed Circuit Board Diagram ................
Keyer/Power Supply Schematic Diagram ..........................
Control Printed Circuit Board Diagram ..........................
Control Schematic Diagram ....................................
Chorus Modulator Printed Circuit Board Diagram ..................
Chorus Modulator Schematic Diagram ............................
Sample Sound Charts
These drawings and specifications are the property of Moog Music Inc., and shall not be
reproduced or copied in whole or in part as the basis for manu'acture or sale of the items.
PAGE NO.
1-1
1-1
1-1
1-2/2-0
1»2/2-0
2-2
2-6
2-7/3-1
2-7/3-1
3-2
4-0
4-0
4-3
5-0
5-7/6-1
PAGE NO.
2-7/3-1