Samsung SGH-D830 Service Manual page 51

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Flow Chart of Troubleshooting
AMP+
SW2_OUT_P
MSPK+
AS2
AMP-
SW2_OUT_N
MSPK-
SW2_OUT_P
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16
17
21
NC
22
NC
1
1S2
TP410
2
1-2IN
3
2S1
4
D2
5
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VBAT
C444
R436
15
14
13
12
D4
11
4S1
U409
10
3-4IN
9
3S2
6
7
8
9-12
AOUTAN
SPK-
SW2_OUT_N
TP408
AS3
AOUTAP
R442
SPK+

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