- 126 -
Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
C4029
100u
CN4000
11
10
9
5
4
3
2
1
8
7
6
R4018
0
22u
C4033
C4072
1u
C4034
22u
C4071
4.7u
R4003
3K
R4024
DNI
VA4000
R4002
750
L4002
2.2u
U4000
PGND
11
IN
1
BAT
10
ISET
2
_PG
9
VSS1
3
CHG
8
LDO
4
VSS2
7
IFULL
5
EN_SET
6
2.2u
L4003
C4007
1u
ZD4001
2.2u
C4069
VREF_THERM
ZD4002
L4000
2.2u
VCHG_VBUS
22K
R4004
TP4007
C4061
1u
150K
R4014
C4005
1u
FL4001
5
6
3
1
4
2
P2
P4
P1
P3
P6
P5
FB4000
220
VBUS_CHG_IN
VREG_USIM2_2.85V
2.2u
C4070
4.7u
C4010
0.1u
C4021
4.7u
C4013
0.1u
C4015
0.1u
C4017
X4000
NX3215SA
32.768KHz
2
1
R4022
100K
1u
C4067
C4019
0.1u
0.1u
C4020
10K
R4026
C4026
0.1u
VBAT
FB4001
220
C4065
1n
C4042
18n
R4028
DNI
C4001
22p
18n
C4062
FL4000
1
IN
OUT
GND1 GND2
33p
C4008
TP4004
TP4006
TP4002
R4017
51K
VREF_THERM
VREG_SMPS_2.1V
VREG_MSME_1.8V
VREG_MSMC2_1.1V
VREG_MSME_1.8V
VREG_MSMC1_1.1V
C4036
22u
22u
C4035
L4001
2.2u
100p
C4028
1u
C4059
C4060
1u
C4046
2.2u
2.2u
C4045
C4058
1u
C4057
1u
C4056
1u
1u
C4055
1u
C4054
1u
C4052
1u
C4051
1u
C4050
C4049
1u
1u
C4043
1u
C4044
22
p
C4027
VREG_RF_2.7V
+3V_WLAN_WCN
VREG_USIM1_2.85V
VREG_USB_3.3V
VREG_SDCARD_2.85V
VREG_P3_2.85V
1n
C4066
VREG_LCD_2.8V
VREG_TOUCH_3.0V
VREG_PADAC_2.05V
VREG_MSMA2_1.2V
VREG_PLL_1.1V
R4015
51
4.7u
C4018
1u
C4023
VREG_MSMA1_2.6V
C4022
1u
R4019
0
0.1u
C4016
R4027
DNI
C4014
0.1u
VREG_TCXO_2.85V
VREG_USB_1.8V
VREG_MSME_1.8V
VBAT
4.7u
C4009
VBAT
C4037
3.3n
VBAT
U4001
A5
H4
H2
R7
P8
D2
D4
D22
A1
3
H22
C23
G2
3
A1
9
B1
2
A1
1
K5
G5
N15
R13
P1
4
N13
N11
R11
P1
2
R15
P1
6
M2
2
M2
0
N23
F4
C13
B14
R17
M18
G19
H20
K21
B6
B4
A3
G1
M2
G3
K1
N1
R9
P10
P6
R5
K23
B2
E3
C3
C1
D20
C21
B20
B22
G21
F20
F22
B18
B16
A17
B10
B8
A9
P22
R19
N21
P20
F18
H18
H16
N19
P18
F16
H14
F14
E21
E19
M16
M14
M6
M8
N17
H10
H8
C11
K15
M10
K11
K13
K9
E5
N7
N5
N9
K3
M4
N3
E1
F2
P2
P4
H6
R3
H12
G1
3
G1
1
F12
A2
3
A1
R1
A2
1
E2
3
A1
5
A7
K1
9
D8
C5
F10
F8
F6
D10
E1
1
C7
C9
E9
D6
R23
R21
D18
C19
C17
C15
D16
E1
5
D14
E1
3
MPP1 MPP2 MPP3 MPP4 MPP5 MPP6 MPP7 MPP8_XO_THER
M
GND_SPKR_1 GND_SPKR_2 GPIO_
1
GPIO_
2
GPIO_
3
GPIO_
4
GPIO_
5
GPIO_
6
GPIO_
7
GPIO_
8
GPIO_
9
GPIO_10 GPIO_11
GND_NCP GND_S
1
GND_S2 GND_S3 GND_S4 GND_
1
GND_
2
GND_
3
GND_
4
GND_
5
GND_6 GND_
7
GND_XTAL19M_OUT GND_XOAD
C
GND_TCXO
TCXO_IN
XTAL32K_IN
XTAL32K_OUT
TCXO_A0_EN
TCXO_OUT_A0
TCXO_D0_EN
TCXO_OUT_D0
TCXO_D1_EN
TCXO_OUT_D1
SLEEP_CLK0
PS_HOLD
CBLPWR_N
KPD_PWR_N
RESIN_N
OPTION1
SBDT
PON_RESET_N
PM_INT_N
PA_THERM
PM_TRK_LO
TRK_LO_ADJ
HSED_BIAS1
HSED_BIAS2
EXT_IN_LP
EXT_IN_RM
HPA_IN_LP
HPA_IN_RM
HPA_GNDREF
SPKR_IN_M
SPKR_IN_P
HPA_CM_SNS
HPA_OUT_L
HPA_OUT_R
SPKR_BYP_M
SPKR_BYP_P
SPKR_OUT_M
SPKR_OUT_P
VSW_S1_1
VSW_S1_2
VREG_S1
VSW_S2_1
VSW_S2_2
VREG_S2
VSW_S3_1
VSW_S3_2
VREG_S3
VSW_S4
VREG_S4
VREG_L1
VREG_L2
VREG_L3
VREG_L4
VREG_L5
VREG_L6
VREG_L7
VREG_L8
VREG_L9
VREG_L10
VREG_L11
VREG_L12
VREG_L13
VREG_L14
VREG_L15
VREG_L16
VREG_L17
VREG_L18
VREG_L19
NCP_CTC1
NCP_CTC2
VREG_NCP
NCP_FB
LED_ATC
VIB_DRV_N
GND_DRV
VDD_MSM_IO
VDDANA_SPKR
VDDIN_SPKR_1 VDDIN_SPKR_2
VCHG_1 VCHG_2
VPH_PWR
1
VPH_PWR
2
BAT_FET_N
VBAT VCOIN
VREF_THERM BATT_THER
M
REF_BYP REF_GND
VDD_S1_1 VDD_S1_2
VDD_S
2
VDD_S
3
VDD_S
4
VDD_NCP_L7
VDD_SMPS VDD_L1_L2
VDD_L3_L4_L5_L6_1 VDD_L3_L4_L5_L6_2
VDD_L8_L9_L10_L11_1 VDD_L8_L9_L10_L11_2
VDD_L12_L13_L14_L15_L16_1 VDD_L12_L13_L14_L15_L16_2
VDD_L17_L18_L19
0
R4025
C4031
DNI
DNI
C4032
VREG_P3_2.85V
R4009
51K
1u
C4006
C4068
47u
C4041
2.2u
2.2u
C4040
2.2u
C4047
C4063
0.1u
C4000
1u
10K
R4001
TP4001
+1V2_MSM_A2_WCN
+1V8_WLAN_TCXO
+1V2_WLAN_WCN
+1V3_MSM_A3_WCN
C4053
1u
C4048
2.2u
C4030
27p
R4021
12
R4023
12
VBAT
0.1u
C4024
VREG_MSME_1.8V
R4013
150K
CN4001
3
2
1
D1
D2
VBAT
VREG_MSME_1.8V
VSNS_RF_SMPS
nPON_RST
PMIC_TCXO
SLEEP_CLK
LINE_OP
TCXO_PM_19.2MHZ
USBH_DP
HPH_R
HPH_L
PS_HOLD
RCV_P
RCV_N
USBH_DM
LINE_ON
TRK_LO
CHG_VALID
MSM_USIM1_CLK
MSM_USIM1_DATA
MSM_USIM2_CLK
MSM_USIM2_DATA
CHG_EN
TCXO_EN
JTAG_PS_HOLD
GSM_PA_DAC_REF
PM_INT_N
KPD_PWR_N
EOC
TRK_LO_ADJ
PMIC_SSBI
VBUS_CHG_IN
VCHG_VBUS
PCB_REVISION
PCB_REVISION
USB_ID
USB_ID
VCOIN
VCOIN
WLAN_CLK_REQ_WCN
BT_FM_CLK_WCN
WLAN_CLK_WCN
BT_FM_CLK_REQ_WCN
VBAT_TEMP
VBAT_TEMP
EAR_L_PMIC
EAR_R_PMIC
HSED_BIAS1
VIB_DRV_N
SPK_RCV_P
SIM1_CL
K
SIM1_I
O
SIM1_RS
T
SIM2_RS
T
SIM2_CL
K
SIM2_I
O
RGB_CLK
SPK_RCV_N
255
2 / 8 (j)
1 / 8 (0)
51K
51K
RF_BAND_Indicator
CHARGING IC
100mA
700mA
Seperate from Main Ground
Must Check Battery Conn. Pin Map
Revision
Battery Conn.
WCDMA BAND
R1
R2
ADC (Decimal)
100K
2mm
2mm
MP
OPEN
R4027
R4028
* 51K Ohm P/N: ERHZ0000493
51K
OPEN
2mm
BACK-UP BATTERY
OPEN
51K
OPEN
VBUS 2mm
u-USB Connector
ADC_PCB Version Check
2 / 5 (g)
1 / 5 (f)
228
202
130
106
86
OPEN
64
43
21
130K
47K
36K
27K
19.1K
12K
5.6K
OPEN
100K
100K
1.1
1.0
F
E
D
C
B
A
EVB
Route to MSM-AGND (pin B10)
100K
100K
100K
100K
100K
100K
100K
100K
R1
R2