Samsung SGH-D800 Service Manual page 20

SGH-D800 Flow Chart of Troubleshooting
SW2_OUT_P
SPK_P
AOUTAP
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AMP_OUT_N
AS3
SW2_OUT_N
YMUOUT_N
13
NO3
14
GND
15
COM3
NC3
16
R505
17 GND
R507 18
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VBAT
12 11 10 9
8
R502
NC4
7
COM4
U501
6
V+
5
NO4
1 2 3 4
19
2-16
C501
AOUTAN
SPK_N
SW2_OUT_N
YMUOUT_P
SW2_OUT_P
AS2
AMP_OUT_P