Toshiba SD-V395 Service Manual - Page 83
Of +b5v, Tu32v, The Picture Does
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TROUBLESHOOTING GUIDE E-E DOES NOT APPEAR (THE PICTURE DOES NOT APPEAR FROM TUNER) Does normality AUDIO JACK NO CONNECT? YES Are there thevoltage NO of +B(5V),TU(32V) of TU301? YES Connection is done over again. Check POWER BLOCK. Check the picture. Is there video signal at NO pin 17 of TU301? YES Is there video signal NO at pin 26 of IC101? YES Is there video signal at NO pin 19 of IC3001? YES Check J8001. Change TU301. Change IC101. Change IC3001. E-22
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TROUBLESHOOTING
GUIDE
E-22
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
E-E DOES NOT APPEAR
(THE PICTURE DOES NOT
APPEAR FROM TUNER)
Does normality AUDIO JACK
CONNECT?
Connection is done over again.
Check POWER BLOCK.
Are there thevoltage
of +B(5V),TU(32V)
of TU301?
Check the picture.
Is there video signal at
pin 17 of TU301?
Change TU301.
Change IC101.
Change IC3001.
Is there video signal
at pin 26 of IC101?
Is there video signal at
pin 19 of IC3001?
Check J8001.