LG Lafinion 82W - Troubleshooting: Reception and Audio; Headphone Jack Audio Issues; Channel Reception Problems (Main); Channel Reception Problems (NTSC;SECAM)

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pin 21,22 of IC601.
Check the waveform at
pin 1,3 of IC602.
Check the waveform at
IC601.
Check / Replace
H/P JACK.
Check / Replace
IC603.
Check / Replace
Check the voltage at
pin 14 of TU101.
CHECK/REPLACE
TU101.
CHECK/REPLACE
IC001.
Check the voltage at
pin 14 of T101.
CHECK/REPLACE
TU101.
CHECK/REPLACE
IC001.
0V2.5V
Check/Replace
IC201S,IC101S.
Check/Replace
Q108,C114,R119.
Check/Replace
Check/Replace
Check the voltage at
pin9 of TU101.
Check the voltage at
pin13 of TU101(5V).
Check the waveform at
pin19 of TU101(Video).
Check the waveform at
pin2 of P213A.
DON’T CATCH CHANNEL(MAIN)
R403,FB854,D861,ZD102.
Check/Replace
IC854,F856.
TU101.
YES
YES