AUDIO OUTPUT
No
No
No
Yes
L/R Without voice
Use oscillograph check
4558(1)(7),check
is
there wave or not?
Check 4558(2)(6) have
wave or not
Check CE2826
（
25
）
（
26
）
have wave or
not
Check CE 2826 3.3V
Voltage
Check
CE2826(5)(6)(7)
have wave or not
Sunplus8202D
defective
Check circuit
4558 Defective
Capacitance between CE2826 and
4558 defective
Check power supply
CE 2826N defective
Check power
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