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CIRCUIT DIAGRAMS
1. SMPS(POWER) CIRCUIT DIAGRAM
12
11
10
9
8
7
6
5
4
3
2
1
NOTES)
Symbol denotes AC ground.
NOTES)
Symbol denotes DC chassis ground.
A
B
C
D
.
NOTE)
Warning
NOTE)
Parts that are shaded are critical
NOTE)
With respect to risk of fire or
NOTE)
electricial shock.
E
F
G
H
IMPORTANT SAFETY NOTICE
WHEN
SERVICING
THIS
CHASSIS,
CIRCUMSTANCES SHOULD THE ORIGINAL DESIGN
BE MODIFIED OR ALTERED WITHOUT PERMISSION
FROM THE LG CORPORATION. ALL COMPONENTS
SHOULD BE REPLACED ONLY WITH TYPES IDENTICAL
TO THOSE IN THE ORIGINAL CIRCUIT.
I
J
K
L
M
3-25
3-26
SPECIAL COMPONENTS ARE SHADED ON THE
NOTE :
SCHEMATIC FOR EASY IDENTIFICATION.
1. Shaded( ) parts are critical for safety.
UNDER
NO
THIS CIRCUIT DIAGRAM MAY OCCASIONALLY DIFFER
FROM THE ACTUAL CIRCUIT USED. THIS WAY,
2. Voltages are DC-measured with a digital voltmeter
IMPLEMENTATION OF THE LATEST SAFETY AND
PERFORMANCE
IMPROVEMENT
CHANGES
INTO
THE SET IS NOT DELAYED UNTIL THE NEW SERVICE
LITERATURE IS PRINTED.
N
O
P
Q
Replace only with specified part number.
during Play mode.
SMPS
3854R17904H
2008. 12. 30
R
S
T
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