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LG 42PW340 Service Manual page 68

Chassis : pu11a
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13. HDMI Audio Trouble Shooting
Check video output
Y
Re-download EDID data
Y
Follow procedure All source audio
trouble shooting
Copyright © 2011 LG Electronics Inc. All rights reserved.
Only for training and service purposes
N
Follow procedure HDMI video
trouble shooting
N
Replace IC801, IC802, IC804
Maybe Mstar S7R audio block has
N
problems.
Replace it
LGE Internal Use Only

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