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LGE Internal Use Only
Copyright ©
LG Electronics. Inc. All rights reserved.
Only for training and service purposes
6. All Source Audio
7. Digital/Analog TV Audio
Check the TV Speaker Menu
(Menu -> Audio -> TV Speaker)
On
ok
ok
Replace C5630, C5632, C5633, C5631, C5634, C5635
Check Connector & P5600
Replace connector
if found to be damaged.
ok
No
Check speaker resistance
and connector damage.
Replace speaker.
ok
No
Off
Toggle the Menu
Check AMP IC(IC5600) Power
24V, 3.3V
No
Replace Amp IC(IC5600)
Check Output Signal P5600
1, 2, 3, 4 pin.
No
Check Mstar AUDIO_MASTER_CLK
R123
No
Replace Mstar(IC101) or Main Board.
ok
Check AMP I2C Line
R111, R112
No
Check signal line. Or replace Mstar(IC101)
Replace Audio AMP IC(IC501)
Check signal line,
L5603, L5604, L5605, L5606
ok
No
Check RF Cable & Signal
Follow procedure
‘7. All source audio’
trouble shooting guide.
ok
Check Tuner 3.3V Power
L1600
Replace L1600
Check IF_P/N Signal
TU1601 6,7 Pin
ok
ok
No
No
Bad Tuner. Replace Tuner.
Summary of Contents for 32LY560M
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