Service manual

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Flow Chart of Troubleshooting
10-15
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VCCD_1.8V
R515
9
3
5
C
C536
ZD500
1
2
3
4
5
6
7
8
R520
C538
R522
C525
C526
C523
ZD501
1
2
3
4
5
6
7
8
VBAT
C537
NC
NC
22
NC
23
24
NC
NC
25
26
NC
27
NC
NC
28
20
20
3
3
4
4
5
5
6
6
7
7
8
8
9
9
21
13
13
14
14
15
15
16
16
17
17
18
18
19
19
2
2
CN506
1
1
10
10
11
11
12
12
USB_5V
4
0
5
D
Z
R533
C535
180K
R546
5
0
5
D
Z
R548
ZD503
R529
100K
R516
6
2
5
R
0
4
5
C
100K
R547
C521
VCCD_2.9V
EAR_ADC
EAR_SWITCH
YMU_R
YMU_L
T_OPT
AUXIOP
JACK_IN
AUXION
EAR_R
EAR_L
SDS_RXD
JIG_ON_IF
USB_D-
USB_D+
TA_VEXT