LG DA-W6100A Service Manual page 63

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3. No sound perception
• In case of TX, two RX speakers should be chcked with both them ON.
TX ON , RX LEFT ON, RX RIGHT ON
Check whether TX Relay get together or TX LED is ON.
IC104 3,5,7,9,23,24,26,28PIN power check
IC104 15PIN CLK (16MHz) check
IC105 34 PIN SCLK check
IC105 35 PIN LRCLK check
IC105 36 PIN AUDIO DATA check
Move to IC104 15PIN CLK (16MHz) Check B
YES
YES
YES
YES
YES
Digitized in Heiloo Netherland
NO
TX all kinds to power check
NO
Refer to TX all kinds to power check
NO
IC104 Soldering check and Replacement
NO
Refer to IC105 Check
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