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SNC4R
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Block Diagram - LG SNC4R Service Manual
Wireless sound bar
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Also See for SNC4R
:
Owner's manual
(40 pages)
,
Owner's manual
(40 pages)
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Contents
Table of Contents
Troubleshooting
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Table of Contents
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BLOCK DIAGRAM
WOOFER
AMP
PVDD
DC-DC
PVDD
DC-DC
PVDD
PWM_SW+
PWM 3.3
PWM
3.7 V
LDO
Wireless 3.3
LDO
4-13
WOOFER
PWM_SW-
AMP
Flash
4-14
LPF
LPF
12 V
Copyright © 2021 LG Electronics Inc. All rights reserved.
Only for training and service purposes.
SW+
SW-
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Chapters
Section 1 General
3
Section 2 Cabinet & Main Chassis
14
Section 3 Electrical
30
Section 4 Wireless Subwoofer Part
66
Section 5 Wireless Receiver Part
80
Table of Contents
Troubleshooting
ELECTRICAL TROUBLESHOOTING GUIDE
43
ELECTRICAL TROUBLESHOOTING GUIDE
85
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