3. TROUBLE SHOOTING
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Only for training and service purposes
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<Min Top>
<Min Bot>
Schematic of WCN3620
ANT5100
U5100
TP1
TP3
TP4
TP2
C5125
1p
C5115
100p
C5102
4.7u
C5101
0.47u
C5111
10n
C5109
10n
10n
C5108
C5112
100p
C5105
22n
C5100
470n
10
u
C5116
C5114
100p
VREG_L10_1V8
VREG_L6_1V8
WCN3620
U5100
4
36
3
34
11
27
32
21
20
25
35
42
17
1
10
19
2
12
14
39
45
44
9
43
58
37
60
23
7
16
13
51
52
57
56
29
24
22
VDD_IO_1P8
VDD_XO_1P8
VDD_DIG_1P2
VDD_FM_RXFE_1P3
VDD_FM_RXBB_1P3
VDD_FM_PLL_1P3
VDD_FM_VCO_1P3
VDD_BT_BB_1P3
VDD_BT_PLL_1P3
VDD_BT_VCO_1P3
VDD_BT_FM_DIG_1P3
VDD_WL_BB_1P3
VDD_WL_2GPA_1P3
VDD_WL_PLL_1P3
VDD_WL_UPC_1P3
VDD_WL_2GLNA_1P3
GND2
GND3
GND4
GND5
GND6
GND7
GND8
GND9
GND10
GND11
GND12
GND13
GND14
GND15
GND16
GND17
GND18
VDD_WL_2GPA_3P3
GND1
VDD_BT_RF_1P3
VDD_WL_LO_1P3
VDD_BT_DA_3P3
FB5100
240
VREG_L24_1V3
10u
C5113
22u
C5103
VREG_L24_1V3
VREG_L16_3V3
C5107
10n
Isolated GND
TP1
TP3
TP4
TP2