Sanyo DC-TS3000 Service Manual page 43

TROUBLE SHOOTING GUIDE
TUNER AUDIO (MONO)
DOES NOT APPEAR
Does E-E AUDIO
(MONO) appear?
YES
Is there signal at pin
38 of IC801?
YES
Is there audio signal at
pin 78, 80 of IC701?
YES
Is there audio signal at
pin 41, 44 of IC8001?
YES
Check circuit around of J8004.
NO
NO
NO
NO
- 42 -
Refer to section "E-E AUDIO
(MONO) DOES NOT APPEAR".
Check circuit around of TU301
at pin 22.
Change IC701.
Check IC8001.