Toshiba SD-46VSR Service Manual page 87

TUNER AUDIO (STEREO)
DOES NOT APPEAR
Does TUNER AUDIO
(MONO) appear?
YES
Does E-E AUDIO
(STEREO) appear?
YES
At the time of channel
change,does the display of a
stereo come out to the screen?
YES
Is there audio signal at
pin 2 of IC801?
YES
Is there audio signal at
pins 78 and 80 of IC701?
YES
Is there audio signal
at pins 41 and 44 of
IC8001?
YES
Check circuit around of J8001.
TROUBLESHOOTING GUIDE
NO
NO
NO
NO
NO
NO
E-27
Refer to section "TUNER AUDIO
(MONO) DOES NOT APPEAR".
Refer to section "E-E AUDIO
(STEREO) DOES NOT APPEAR".
Change IC701.
Check circuit around
of TU301 at pin 16.
Change IC701.
Check IC8001.