Toshiba SD-V395 Service Manual - Page 87

Refer to TUNER AUDIO

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TROUBLESHOOTING GUIDE TUNER AUDIO (STEREO) DOES NOT APPEAR Does TUNER AUDIO NO (MONO) appear? YES Does E-E AUDIO NO (STEREO) appear? YES At the time of channel NO change,does the display of a stereo come out to the screen? YES Is there audio signal at NO pin 48 of IC701? YES Is there audio signal at NO pin53, 57 of IC701? YES Is there audio signal NO a collector of Q8005 and Q8006. YES Check circuit around of J8001. 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. Change IC701. Check IC701. E-26

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TROUBLESHOOTING
GUIDE
E-26
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
TUNER AUDIO (STEREO)
DOES NOT APPEAR
Does TUNER AUDIO
(MONO) appear?
Refer to section "TUNER AUDIO
(MONO) DOES NOT APPEAR".
Refer to section "E-E AUDIO
(STEREO) DOES NOT APPEAR".
Does E-E AUDIO
(STEREO) appear?
At the time of channel
change,does the display of a
stereo come out to the screen?
Is there audio signal at
pin 48 of IC701?
Is there audio signal at
pin53, 57 of IC701?
Check circuit around of TU301.
Change IC701.
Check IC701.
Is there audio signal
a collector of
Q8005 and Q8006.
Check circuit around of J8001.
Change IC701.