Level 3 Repair
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8-10
8-3-3. Charging Part
TA / USB Insert
Yes
END
Charging Sequence Start
V_BUS = 5V
No
Check C763 = 5V,
or may not connected TA / USB
Yes
Battery is Charging?
No
Resolder or Replace U705
Yes
IF PMIC
V_BATT
C
7
7
1
R719
C776
R711
U
7
0
3
C
7
8
2
C
7
7
0
C769
VOUT_CHARGER
C
7
8
4
VCC_1.8V_AP
C780
R714
C
7
6
7
C779
V_BUS
U704
V_BATT
R718
C789
C783
VCC_1.8V_AP
L711
C
7
6
5
C
7
6
4
C
7
6
6
DP2
K9
V_BATT
N
C
K
1
0
K
2
C
H
G
P
G
SYS
K3
SYS
K4
B
A
T
T
K
5
B
A
T
T
K
6
ADP2
K7
DN1
K8
BAT_SP
J3
SYS
J4
B
A
T
T
J
5
B
A
T
T
J
6
ADN1
J7
MVIO
J8
UID
J9
N
C
K
1
SYS_A
H5
H6
JIG
M
V
B
A
T
H
7
MIC_USB
H8
BC
H9
C
H
G
P
G
J
1
COMN1
J10
BAT_SN
J2
AUR2
G7
UR2
G8
IDB
G9
CHGLX
H1
COMP2
H10
AVL
H2
N
C
H
3
SYS_A
H4
MVBUS
F9
G1
CHGLX
SR2
G10
N
C
G
2
N
C
G
3
N
C
G
4
INTB
G5
BOOT
G6
SL1
F10
B
Y
P
F
2
N
C
F
3
N
C
F
4
MRST1B
F5
MRST2B
F6
AUT1
F7
UT1
F8
N
C
E
3
E4
DETBATB
RESETB
E5
G
N
D
_
A
E
6
G
N
D
_
A
E
7
AIN
E8
VBATTFG
E9
B
Y
P
F
1
SYS_Q
D5
G
N
D
_
Q
D
6
G
N
D
_
D
D
7
SCLFG
D8
ALRT
D9
C
H
G
IN
E
1
SDAFG
E10
C
H
G
IN
E
2
N
C
C
7
C8
SNS
VBFG
C9
C
H
G
IN
D
1
THRM
D10
N
C
D
2
N
C
D
3
INOKB
D4
MPWM
B9
SAFEOUT1
C1
K
V
S
S
C
1
0
SAFEOUT2
C2
TORCHEN
C3
FLED1
C4
FLED2
C5
SDA
C6
VIO
B10
B2
TEST2
FLASHEN
B3
FLED1
B4
FLED2
B5
SCL
B6
G
N
D
M
B
7
MDN
B8
TEST4
A3
V
C
C
T
E
S
T
A
4
TEST5
A5
TEST6
A6
IN_MOT
A7
MDP
A8
MGAIN
A9
TEST1
B1
U705
1
N
C
2
N
C
N
C
A
1
N
C
A
1
0
TEST3
A2
MAX7T
R716
VCC_1.8V_AP
R713
R712
VCC_3.0V_MOTOR
C781
VCC_1.8V_AP
C778
C777
C773
C774
C763
V_BUS
R722
C
7
8
5
V_BATTERY_TH
V_BATTERY-
V_BATTERY_SENSE
AP_JTAG_EXTRST
CP_TXD
AP_TXD
CP_RXD
AP_RXD
CP_D-
CP_D+
JTAG_TXD
JTAG_RXD
V_BATTERY-
USB_VBUS_AP_4.9V
IF_PMIC_SCL_1.8V
IF_PMIC_SDA_1.8V
IF_PMIC_IRQ
PMIC_JIGONB
nPOWER
VPS_L_IF
VPS_R_IF
OTG_ID
MUIC_ID
BOOT_MODE
MOTOR_N
MOTOR_P
VIBTONE_PWM
VOUT_CHARGER
FUEL_ALERT
FUEL_SCL_1.8V
FUEL_SDA_1.8V
USB_VBUS_CP_4.9V
PMIC_ACOKB
AP_D+
AP_D-
MUIC_DM
MUIC_DP
BOTH101
B
T
C
7
0
0
C
4
3
3
C
4
3
4
C763
C764
C765
C766
C767
C
7
6
9
C770
C771
C
7
7
2
C773
C
7
7
4
C775
C
7
7
6
C777
C
7
7
8
C779
C780
C781
C782
C783
C784
C
7
8
5
C786
C
7
8
7
C
7
8
8
L
4
0
6
L
4
0
7
L711
R
3
2
0
R645
R646
R647
R648
R
6
8
9
R702
R703
R
7
1
1
R712
R
7
1
3
R714
R716
R718
R722
TP604
TP701
U703
U704
U
7
0
5
U706
VR700
ZD400
ZD401
Z
D
7
0
0