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19. Audio problem
Y
Ext Mic works?
Check L42,L41,C277,MIC1
J11,L517,L29,C600,C599,
C562,R618,R623
Audio
Int Speaker works?
Y
N
Int Mic works?
Y
N
Check
U25 1,9pin = 3.3V
Y
VA = 5V?
Y
X3 = 24.576MHz?
Y
Check U25
N
Head phone works?
Y
J10,L515,L516,C570,C582,
U24,C243,C237,VR501,L520,
L514,C632,R609,Q34,R231,
SPK_OFF = low?
Y
Check
Speaker,R211,R221,C244,
R216,R205,J9
N
Check L509
N
Check R230,C267,C268
N
Check
X3,R222,C240,C260
N
Check
Q35,R622,Q504,U25
N
Check U510
19/30
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