No 3/ 4 Rf Audio - LG LSS-3200A Service Manual

6) NO 3/ 4 RF AUDIO

ATSC & DIRECTV Audio are OK?
YES
ATSC & DIRECTV & NTSC SPDIF
are OK?
YES
Analog audio is output from IC701(18)?
YES
Analog audio is output from the
Emitter of Q701?
YES
Check TU360.
NO
Go back to symptom #1 or 2
NO
Go back to symptom #4 or 5
NO
NO
3-15
Check IC701.
Check IC701.