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PWM OUTPUT
CHECK
U1(PS9829B)
#48,49,51,52,
54,55,61,62,6
7,68 CHECK
AMP IC OUTPUT
CHECK
AIC6,7,8(TAS
5352)
#28,31,36,39
CHECK
SOUND OUTPUT OK
U1(PS9829B)
POWER(3.3V)
#4,10,22,29,3
9,,47,56,65,72
,84,87,94
CHECK
AIC6,7,8(TAS
5352
POWER(+12V)
#1,22,23,44
CHECK
Check U1's Power pin
pattern.
Replace U1.
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