LG 43LX340H Service Manual page 13
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Also See for 43LX340H:
- Owner's manual (41 pages) ,
- Easy setup manual (8 pages) ,
- Owner's manual (41 pages)
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6. All Source Audio
Check the TV Speaker Menu
(Menu -> Audio -> TV Speaker)
On
Check AMP IC(IC5600) Power
13.2V, 3.3V
ok
Check Mstar AUDIO_MASTER_CLK
R123
ok
Check AMP I2C Line
R111, R112
ok
Check signal line,
L5603, L5604, L5605, L5606
ok
Check Output Signal P5600
1, 2, 3, 4 pin.
ok
Check Connector & P5600
ok
Check speaker resistance
and connector damage.
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LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Off
Toggle the Menu
No
Replace Amp IC(IC5600)
No
Replace Mstar(IC101) or Main Board.
No
Check signal line. Or replace Mstar(IC101)
No
Replace Audio AMP IC(IC5600)
No
Replace C5630, C5632, C5633, C5631, C5634, C5635
No
Replace connector
if found to be damaged.
No
Replace speaker.
- 13 -
LGE Internal Use Only
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