Toshiba SD-V280UA Service Manual page 77

E-E AUDIO(MONO)
DOES NOT APPEAR
Does E-E AUDIO
(STEREO) appear?
YES
Is the voltage at pin 77
of IC101 5V?
YES
Is the voltage at pin 95 of
IC3001 5V?
NO
Is there audio signal at
pin 10,15 of IC701?
YES
Is there audio signal at
pin 61 of IC701?
YES
Check circuit around of J8001.
TROUBLESHOOTING GUIDE
NO
NO
YES
NO
NO
Refer to section "E-E AUDIO
(STEREO) DOES NOT APPEAR".
Check POWER BLOCK.
Change IC3001.
Change IC101.
E-23
Change IC701.