Level 3 Repair
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Confidential and proprietary-the contents in this service guide subject to change without prior notice.
8-20
C
1
4
9
C
1
5
1
C
1
5
3
C173
VDD_WTR_RF2_2.0V
R119
VDD_WTR_RF1_1.3V
VREG_L1_1P225
R120
60
RX_BB_IP
61
GNSS_BB_IP
62
63
NC
64
NC
TX1_OUT
7
SSBI_RX
8
RX_MB2_IN
9
53
V
D
D
_
R
F
2
_
X
O
5
4
RX_BB_IM
55
SSBI_TX_GNSS
56
GP_DATA2
57
GP_DATA1
58
V
D
D
_
R
F
3
_
IO
5
9
TX3_OUT
6
XO_IN
4
6
G
N
D
4
7
V
D
D
_
R
F
1
_
D
IG
4
8
RX_BB_QP
49
RX_LB1_IN
5
G
N
D
5
0
GNSS_BB_IM
51
V
D
D
_
R
F
2
_
T
_
P
L
L
5
2
GP_DATA0
3
9
RX_MB1_IN
4
V
D
D
_
R
F
2
_
R
_
P
L
L
4
0
GNSS_BB_QM
41
G
N
D
4
2
RX_BB_QM
43
G
N
D
4
4
GNSS_BB_QP
45
V
D
D
_
R
F
1
_
T
_
P
L
L
3
1
G
N
D
3
2
G
N
D
3
3
3
4
G
N
D
G
N
D
3
5
D
N
C
3
6
V
D
D
_
R
F
2
_
T
_
V
C
O
3
7
G
N
D
3
8
V
D
D
_
R
F
1
_
R
_
V
C
O
24
G
N
D
2
5
V
D
D
_
R
F
1
_
T
_
L
O
2
6
2
7
G
N
D
G
N
D
2
8
G
N
D
2
9
RX_MB3_IN
3
V
D
D
_
R
F
1
_
R
_
L
O
3
0
V
D
D
_
R
F
1
_
G
_
L
O
1
7
TX_BB_QP
18
V
D
D
_
R
F
2
_
R
_
B
B
1
9
2
TX_BB_IP
V
D
D
_
R
F
1
_
L
N
A
2
0
V
D
D
_
R
F
1
_
G
_
P
L
L
2
1
PDET_RFFB_IN
22
TX_BB_QM
23
DAC_REF
1
RX_LB2_IN
10
GNSS_RF_IN
11
TX_BB_IM
12
RF_ON
13
G
N
D
1
4
G
N
D
1
5
V
D
D
_
R
F
2
_
T
_
D
A
1
6
G
N
D
U104
TX2_OUT
R117
SHORT
SHORT
R107
R116
VDD_WTR_RF2_2.0V
C
1
5
4
C
1
5
2
C
1
4
8
L
1
1
9
VREG_L9_2P05
C161
C
1
5
9
C
1
5
7
C171
VDD_WTR_RF1_1.3V
C146
C142
C
1
5
0
VDD_WTR_IO_1.8V
SHORT
R106
C
1
5
8
C
1
5
5
C
1
5
6
VREG_L10_1P8
VDD_WTR_IO_1.8V
GPS_RF_IN
RFCLK1_19.2M
CH0_BB_TX_IP
CH0_BB_TX_IM
CH0_BB_TX_QP
CH0_BB_TX_QM
CH0_SSBI_RX
CH0_SSBI_TX_GPS
RF_TX_DA_1
RF_TX_DA_2
RF_TX_DA_3
WTR0_PDET_
CH0_BB_RX_IP
CH0_BB_RX_IM
CH0_BB_RX_QP
CH0_BB_RX_QM
GPS_BB_RX_IP
GPS_BB_RX_IM
GPS_BB_RX_QP
GPS_BB_RX_QM
GP_DATA0
GP_DATA1
RX_B8_G900
RX_B5_G850
RX_DCS_PCS
RX_B2
RX_B1
CH0_TXDAC_IREF
L202
L205
C201
C202
L206
C200
C205
L
2
0
0
C204
L203
C203
VDD_FEM/GPS_2.75V
VREG_L14_2P75
VDD_FEM/GPS_2.75V
F200
G
2
G
3
G
5
IN
1
4
OUT
L201
U200
1
GND
GND
2
3
RFIN
VDD
4
5
EN
RFOUT
6
L204
F201
G
2 3
G G
5
1
IN
4
OUT
GPS_EXT_CTRL
GPS_RF_IN
GPS_ANT
L213
C236
G
3
G
5
6
H
IG
H
4
L
O
W
F204
2
ANT
G
1
C235
L211
5
C
O
M
G
2
G
4
G
6
1
HIGH
3
LOW
F202
L215
C233
C234
EY_ANT
GPS_ANT
EY_ANT
VDD_GR6
C
7
3
0
L702
V
D
D
_
S
4
9
4
V
O
U
T
_
L
V
S
1
95
VREG_S4
9
6
B
M
S
_
C
S
N
9
7
U
S
B
_
ID
_
IN
G
N
D
9
8
9
9
G
N
D
G
N
D
8
7
G
N
D
88
SLEEP_CLK1
8
9
N
C
9
V
D
D
_
S
1
9
0
N
C
9
1
N
C
9
2
G
N
D
9
3
7
9
8
VSW_S1
8
0
D
N
C
81
VSW_S4
8
2
N
C
8
3
D
N
C
8
4
D
N
C
85
CBL_PWR_N
8
6
7
1
72
AMUX_1
73
AMUX_2
7
4
G
N
D
7
5
G
N
D
7
6
V
C
O
IN
77
PON_RESET_N
7
8
G
N
D
V
D
D
_
G
P
6
4
6
5
G
N
D
_
D
R
V
6
6
V
IB
_
D
R
V
_
N
6
7
G
N
D
_
S
2
6
8
G
N
D
_
S
2
6
9
G
N
D
_
S
4
7
V
D
D
_
G
R
6
70
VREG_L25
V
R
E
G
L
1
2
5
7
58
VSW_S2
5
9
V
D
D
_
G
R
5
6
XTAL_19M_OUT
6
0
V
D
D
_
G
R
5
6
1
V
R
E
F
_
L
P
D
D
R
6
2
G
N
D
_
X
O
_
B
U
F
F
6
3
G
N
D
_
X
O
A
D
C
G
N
D
50
VREG_L28
51
VREG_L23
52
VREG_L22
53
VREG_L21
5
4
N
C
55
VREG_L20
56
VREG_S2
G
N
D
_
S
2
43
VREG_L15
44
BB_CLK1_EN
45
VSW_S2
46
VSW_S2
4
7
V
D
D
_
S
3
4
8
V
D
D
_
L
2
5
49
VREG_L14
5
XTAL_19M_IN
VSW_S3
VREG_S3
36
37
VREG_L4
38
VREG_L10
39
RF_CLK2
4
V
D
D
_
G
R
1
4
0
N
C
4
1
V
D
D
_
G
R
7
42
BB_CLK2
N
C
VREG_L19
29
3
VREG_L2
30
VREG_L17
31
BB_CLK1
32
VREG_L18
3
3
G
N
D
_
S
1
3
4
V
D
D
_
S
2
35
VREG_S1
21
VSW_S1
G
N
D
_
S
1
2
2
2
3
G
N
D
_
S
3
24
VREG_L26
25
VREG_L5
2
6
N
C
2
7
V
D
D
_
G
R
4
2
8
1
7
G
N
D
_
X
O
1
7
0
V
P
R
E
_
B
Y
P
1
7
1
O
V
P
_
C
P
_
D
R
V
1
7
2
U
S
B
_
IN
18
VREG_L17
19
VREG_L16
2
VREG_L3
20
1
6
2
O
V
P
_
O
U
T
1
6
3
V
B
A
T
1
6
4
V
P
H
_
P
W
R
1
6
5
G
N
D
_
C
H
G
_
H
P
166
VSW_CHG
1
6
7
V
D
R
V
_
P
168
LED_CHG
1
6
9
V
R
E
F
_
B
A
T
_
T
H
M
1
5
5
V
C
H
G
1
5
6
V
B
A
T
_
S
N
S
157
MPP_4
158
MPP_3
159
MPP_1
16
VREG_L11
160
GPIO_6
1
6
1
U
S
B
_
IN
N
C
148
GPIO_5
149
GPIO_3
15
VREG_L1
1
5
0
G
N
D
_
W
L
E
D
1
5
1
V
B
A
T
1
5
2
V
P
H
_
P
W
R
1
5
3
G
N
D
_
C
H
G
_
H
P
154
VSW_CHG
VREG_L13
1
4
0
B
A
T
F
E
T
_
C
P
_
D
R
V
141
MPP_8
1
4
2
G
N
D
_
C
H
G
1
4
3
V
C
H
G
144
MPP_6
1
4
5
N
C
146
MPP_2
1
4
7
MPP_5
1
3
3
N
C
134
GPIO_7
135
GPIO_4
136
GPIO_2
137
OVP_WLED
VSW_WLED
138
1
3
9
V
B
A
T
14
125
1
2
6
V
D
D
_
W
L
E
D
127
VREG_L27
128
VREG_L9
129
REF_BYP
13
RF_CLK1
130
MPP_7
B
M
S
_
B
Y
P
1
3
1
132
118
119
OPT_1
12
VREG_L24
120
XO_THERM
1
2
1
A
V
D
D
_
B
Y
P
122
GPIO_8
123
SPMI_DATA
124
GPIO_1
WLED_1
1
1
0
1
1
1
G
N
D
112
SPMI_CLK
1
1
3
G
N
D
_
W
L
E
D
I
1
1
4
G
N
D
_
W
L
E
D
I
1
1
5
V
D
D
_
G
R
3
116
VREG_L7
1
1
7
G
N
D
_
R
E
F
VREG_L8
1
0
3
1
0
4
V
D
D
_
F
L
A
S
H
105
VREG_L6
106
VREG_L6
1
0
7
B
M
S
_
C
S
P
108
OPT_2
1
0
9
G
N
D
1
1
V
D
D
_
G
R
2
G
N
D
_
O
V
P
1
V
D
D
_
G
R
2
1
0
V
D
D
_
S
1
100
PS_HOLD
101
RESIN_IN
102
KYPD_PWR_N
V
L
E
D
_
F
L
A
S
H
U701
VREG_L19_2P85
C
7
3
2
VOUT_CHARGER
VREG_S2_1P15
VREG_S3_1P35
C
7
5
8
VREG_L25_2P075
VREG_L15_2P8
V_BUS_5V
VPH_PWR
TR704
D
3
G
1
S
2
VREG_L9_2P05
R701
C
7
5
4
R720
C723
C
7
4
3
VREG_L2_1P2
TP_PM_GPIO_701
VREG_L23_1P8
C
7
5
3
C
7
5
6
VREG_L20_3P075
L703
VDD_S5
VREG_L18_2P95
VPH_PWR
C
7
4
7
C
7
5
1
VDD_GR7
C
7
4
2
VREG_LVS1_1P8
VREG_L6_1P8
C
7
5
5
C
7
4
4
VDD_GR3
C
7
3
4
VREG_L5_1P2
VREF_BAT_THERM
C
7
3
8
C724
L700
C
7
2
0
VPH_PWR
VREG_L26_1P25
VREG_S4_2P1
BAT700
VDD_GR1
C
7
5
0
C719
C
7
3
6
C
7
4
1
VDD_L25
VREG_L28_1P8
C786
VDD_GR5
C
7
6
3
C
7
6
2
VDD_GR2
L701
VDD_GR4
C721
VREG_L16_3P0
VREG_L3_1P15
VREG_L21_2P75
U
9
0
7
U
9
0
6
C
7
6
1
C
7
5
7
C
7
5
2
R705
VREG_L12_1P8
C
7
3
1
VREG_L10_1P8
V_BATT
C
7
6
0
VREG_L14_2P75
C727
C
7
3
5
C
7
6
4
C
7
4
9
VREG_L4_1P2
R706
VDD_S4
C726
R714
C
7
3
7
C
7
3
3
VDD_S1
C
7
4
5
C
7
2
9
VDD_S3
C765
VREG_L24_1P3
VDD_S2
C
7
2
8
C
7
4
8
VREG_L22_3P0
C787
VREG_L1_1P225
VREG_L7_1P9
C718
VREG_L8_1P8
TR700
3 D
1
G
2
S
VREG_L17_2P95
VREG_S1_1P15
C
7
4
6
C759
AP_THERM
EAR_ADC
VPH_PWR
TSP_RST
TA_ENABLE
BMS_SENS_N
BMS_SENS_P
LCD_EN
IF_CON_SENSE
OTG_ID
SYS_THERM
S
1
_
P
G
N
D
S
2
_
P
G
N
D
S
3
_
P
G
N
D
S
4
_
P
G
N
D
PMIC_SPMI_DATA
PM_OPT_1
PM_OPT_2
BBCLK1_MSM
G
N
D
_
R
E
F
19.2M_OUT
BATT_ID
MSM_RESIN_N
SLEEP_CLK
19.2M_IN
VREF_MSM_PX_MPP1
MSM_PS_HOLD
PMIC_SPMI_CLK
S
1
_
P
G
N
D
S
3
_
P
G
N
D
BBCLK1_MSM_EN
S
2
_
P
G
N
D
VREF_LPDDR2
G
N
D
_
X
O
A
D
C
S
4
_
P
G
N
D
PMIC_AUDIO_REF_CLK
RFCLK1_19.2M
PA_THERM0_MPP5
GRFC(12)
BATT_UIM_ALARM
VREF_LDO_MPP3
PM_RESIN_N
PM_KYPD_PWR_N
G
N
D
_
R
E
F
XO_THERM