Toshiba SD-V393SU Service Manual page 90

PB AUDIO (Hi-Fi)
DOES NOT APPEAR
Does E-E AUDIO
(STEREO) appear?
YES
Does NORMAL PB
AUDIO appear?
YES
Is there audio signal at
pins 24 and 27 of IC701?
YES
Is there audio signal at
pins 78 and 80 of
IC701?
YES
Check circuit around of J8001.
TROUBLESHOOTING GUIDE
NO
NO
NO
NO
E-27
Refer to section "E-E AUDIO
(STEREO) DOES NOT APPEAR".
Refer to section "AT PLAY,
AUDIO DOES NOT APPEAR".
Check circuit of HEAD AMP
and CYLINDER UNIT.
Change IC701.