Samsung SGH-D800 Service Manual page 22

SGH-D800 Flow Chart of Troubleshooting
EAR_MIC_P
EAR_MIC_N
EAR_R
EAR_L
EAR_SWITCH
JACK_INT
CHECK_ACC
ACC_OUT
SDS_RXD
JIG_ON_IF
USB_DPLS
USB_DMNS
V501 V502 V503 V504
C119
VEXT
USB_5V
CHG_COMPLETE
CHG_EN
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VCCD_1_8
R529 R530
R537
R534
R535
C345 C346
U102
ZD107
1
BAT
CRDL
2 USB ICDL 9
3
_PPR GND
4
_CHG USBON
5 _EN IMIN 6
GND
11
R107
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C540
U505
V500
VBAT
10
8
7
C122
C123
R108 R109 C125
10U
2-18
VBAT USB_5V VEXT
R527 R528
CN501
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14 14
15
15
16
16
17 17
18
18
19 19
20
20
21 NC
22 NC
C539
23
NC
24 NC
C538
USB_CHG_EN
R110
25
NC
NC 26
NC 27
NC 28