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CIRCUIT DIAGRAMS
1. SMPS CIRCUIT DIAGRAM
12
11
10
9
8
7
6
5
4
3
2
1
A
B
C
D
E
F
G
H
I
3-109
IMPORTANT SAFETY
WHEN SERVICING THIS CHASSIS, UNDER NO
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.
SPECIAL COMPONENTS ARE SHADED ON THE
J
K
L
M
N
3-110
NOTE :
SCHEMATIC FOR EASY IDENTIFICATION. THIS
1. Shaded( ) parts are critical for safety. Replace only
CIRCUIT DIAGRAM MAY OCCASIONALLY DIFFER
with specified part number.
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.
Warning
Parts that are shaded are critical with
respect to risk of fire or electrical shock.
O
P
Q
R
S
T
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