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S33A1-D
LG S33A1-D Service Manual
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C
300
B
A
D
F
E
F
E
B
A
C
D
A44B
A44A
250L
250R
254
A42
463
A53
A54
256
254
A47
502
502
261
261
A46
262
502
263
465
465
251
252
253
463
502
502
502
253
CABLE5
CABLE7
CABLE2
CABLE3
CABLE1
SMPS
MAIN
FRONT
B/T
WIRELESS
A43
EXPLODED VIEWS
1. RECEIVER BAR SECTION (NB3532A)
NOTES)
THE EXCLAMATION POINT WITHIN AN
EQUILATERAL TRIANGLE IS INTENDED
TO ALERT THE SERVICE PERSONNEL
TO THE PRESENCE OF IMPORTANT
SAFETY INFORMATION IN SERVICE
LITERATURE.
9
11
Table of Contents
Section 1 General
3
Table of Contents
3
Esd Precautions
4
Micom Hidden Key Mode
5
Update Program
6
Service Information for Eeprom
6
Specifications
7
Section 2 Cabinet & Main Chassis
8
Exploded Views
10
Receiver Bar Section (Nb3530A)
10
Wireless Subwoofer Section (S33A1-D)
11
Packing Accessory Section
12
Section 3 Electrical
14
One Point Repair Guide
15
Electrical Troubleshooting Guide
20
Receiver Bar Troubleshooting
20
Waveforms of Major Check Point
24
Wiring Diagrams
28
Receiver Bar Wiring Diagram
28
Wireless Subwoofer Wiring Diagram
29
Block Diagrams
30
Receiver Bar Block Diagrams
31
Wireless Subwoofer Block Diagram
32
Circuit Diagrams
33
Receiver Bar Circuit Diagrams
34
Circuit Voltage Chart
39
Printed Circuit Board Diagrams
41
Receiver Bar Printed Circuit Board Diagrams
42
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LG S33A1-D Specifications
General
Brand
LG
Model
S33A1-D
Category
Speaker System
Language
English
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