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LG 47SL90QD Service Manual page 56

Chassis : lj91l
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10. Digital TV Audio Trouble Shooting
Check video output
Y
Follow procedure All source audio
trouble shooting
Copyright ⓒ 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
N
Follow procedure digital TV video
trouble shooting
N
Maybe BCM3556 internal audio
DSP has problems. Replace It
LGE Internal Use Only

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