Daewoo DV-F24S, Руководство по обслуживанию

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43
Is video signal obtained from pin
!
of ICL01 through pin
)
of P303?
H. Troubleshooting of SECAM colour in the record mode.
NO
Check A/V circuit
YES
Is ON/OFF 5V from pin
*
of
P303 supplied to pin
‘
and pin
+
of ICL01 at 5 volts?
NO
Check ON/OFF 5V
YES
Is EE (H) from pin
&
of P303 supplied
to pin
9
of ICL01 at 5 volts?
NO
Check EE (H)
YES
Is the signal from pin
!
of
ICL01 fed to pin
=
through
pin
q
and 12dB AMP circuit?
NO
Check ICL01 and
12dB AMP circuit
YES
Is the signal from pin
=
of ICL01
fed to pin
^
of P302 through pin
*
of ICL01 and QL407?
NO
Check QL407, QL408
and PB5V
YES
To PREAMP circuit
12dB AMP circuit consists of
QL413, RL427, RL428, RL429
and CL429.