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Check the voltage at pin1,15
of IC650(SOUND AMP).
D850,F851.
Check the waveform
at PIN 8,13 of IC 650.
2.5V
CHECK/REPLACE
CHECK/REPLACE
Q601,Q602,L601.
IC650.
CHECK/REPLACE
Check the waveform
at pin 11 of P901B.
Q501,IC501S.
PIN CUSHION
47
IC501S.
IC401
- 17 -
18V
0V
TU101.
NORMAL
Checkthe waveform at
pin10 of HIC951.
Check the Vcc at pin11(135V).
Check the Vcc at pin4(12V).
IC501S.
IC401
R424.
L402,403,C423.
Q404, Q405.
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