Toshiba SD-25VLSR Service Manual page 79

E-E AUDIO (MONO)
DOES NOT APPEAR
Does E-E AUDIO
(STEREO) appear?
YES
Is the voltage at pin 46
of IC101 5V?
YES
Is the voltage at pin 74 of
IC3001 5V?
NO
Is there audio signal at
pin 11 and 73 of IC701?
YES
Is there audio signal at
pin 6 of IC701?
YES
Check circuit around of J8001.
TROUBLESHOOTING GUIDE
NO
NO
YES
NO
NO
E-23
Refer to section "E-E AUDIO
(STEREO) DOES NOT APPEAR".
Check POWER BLOCK.
Change IC3001.
Check J602 and J603.
Change IC701.