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SCHEMATIC DIAGRAMS
1. SMPS SCHEMATIC DIAGRAM
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
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
COMPONENTS ARE SHADED ON THE SCHEMATIC
FOR EASY IDENTIFICATION. THIS CIRCUIT DIAGRAM
MAY OCCASIONALLY DIFFER FROM THE ACTUAL
CIRCUIT USED. THIS WAY, IMPLEMENTATION OF THE
LATEST SAFETY AND PERFORMANCE IMPROVE-
MENT CHANGES INTO THE SET IS NOT DELAYED
UNTIL THE NEW SERVICE LITERATURE IS PRINTED.
1. Shaded( ) parts are critical for safety. Replace only
with specified part number.
2. Voltages are DC-measured with a digital voltmeter dur-
ing Play mode.
IMPORTANT SAFETY NOTE :
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