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LGE Internal Use Only
Copyright ©
LG Electronics. Inc. All rights reserved.
Only for training and service purposes
9. All source Audio
Check the TV Speaker Menu
(Menu
→
Audio
→
Sound Out)
: TV Speaker
Check AMP IC (IC5600) Power
L5600 : 24V
L5601 : 3.3V
Check AMP I2C
R140, R141, R5604, R5605
C5607, C5608
Replace AMP I2C component
R140, R141, R5604, R5605
C5607, C5608
Replace
AMP power component
L5600 : 24V
L5601 : 3.3V
Check I2S signal
IC5600 7, 8, 38 pin
Replace Main IC (IC101)
or Main Board
Check amp output signal
P5600 1, 2, 3, 4 pin
Replace
amp output component
L5602, L5603, L5604, L5605
C5622, C5623, C5627, C5628
Check Power connector
(24pin/28pin)
Replace
Power board.
Check speaker connector
Replace speaker connector
Replace AMP IC (IC5600)
or Main IC (IC101)
or Main Board
Replace amp out wafer
P5600
Replace
AMP IC (IC5600)
or Main Board
Check speaker
Replace speaker
Select “TV Speaker”
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
OK
OK
OK
OK
OK
OK
Summary of Contents for 65UX340C Series
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