TROUBLESHOOTING GUIDE
E-13
YES
YES
NO
NO
NO COLOR DURING SELF
RECORDING AND PLAYBACK
Is there CHROMA signal at
pin 15, 17, 21 of IC101.
Check TU301, J8001,
circuit around it.
Is there CHROMA signal at
pin 26 of IC101.
Refer to "AT PLAYBACK, THE
COLOR DOES NOT APPEAR".
Change IC101.
YES
YES
YES
NO
NO
NO
AT PLAY, AUDIO DOES NOT
APPEAR
At E-E, does audio appear?
Refer to section
"AT E-E NO SOUND".
Is the voltage at pin 96 of
IC101 about 2.5V ?
Check A/C HEAD.
Change IC101 and check
peripheral circuit of pin 6 of
IC101.
Is there audio signal at pin
6 of IC101?
Check whether there are not a
damage, dirt in AUDIO HEAD and
peripheral circuit of pin 24, 27 of
IC701.
