Smps Schematic Diagram - LG FA163 Service Manual

SCHEMATIC DIAGRAMS

1. SMPS SCHEMATIC DIAGRAM

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11
10
9
8
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6
5
4
3
NOTES) Symbol denotes DC chassis ground.
2
NOTE) Warning
NOTE) Parts that are shaded are critical
NOTE) With respect to risk of fire or
NOTE) electricial shock.
1
A B C D
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
E F G H I
3-43
IMPORTANT SAFETY NOTICE
WHEN SERVICING THIS CHASSIS, UNDER NO CIR-
CUMSTANCES SHOULD THE ORIGINAL DESIGN BE
MODIFIED OR ALTERED WITHOUT PERMISSION
FROM THE LG CORPORATION. ALL COMPONENTS
SHOULD BE REPLACED ONLY WITH TYPES IDENTI-
CAL TO THOSE IN THE ORIGINAL CIRCUIT. SPECIAL
J K L M N
3-44
COMPONENTS ARE SHADED ON THE SCHEMATIC NOTE :
FOR EASY IDENTIFICATION. 1. Shaded( ) parts are critical for safety. Replace only
THIS CIRCUIT DIAGRAM MAY OCCASIONALLY DIF- with specified part number.
FER FROM THE ACTUAL CIRCUIT USED. THIS WAY, 2. Voltages are DC-measured with a digital voltmeter
IMPLEMENTATION OF THE LATEST SAFETY AND during Play mode.
PERFORMANCE IMPROVEMENT CHANGES INTO
THE SET IS NOT DELAYED UNTIL THE NEW SERVICE
LITERATURE IS PRINTED.
O P Q R S
2008.02.26
T
LGE Internal Use Only