LG -E435 Service Manual page 127

CN4000
10
11
PS_HOLD
JTAG_PS_HOLD
RF_BAND_Indicator
R4027 R4028
DNI 51K
TRK_LO_ADJ
WCDMA BAND R4027 R4028
1 / 8 (0) OPEN OPEN
1 / 5 (f) OPEN 51K
51K OPEN
2 / 5 (g)
* 51K Ohm P/N: ERHZ0000493
ADC_PCB Version Check
R4022
VREG_P3_2.85V PCB_REVISION
100K
R1
R4024
R2
130K
Revision R1 R2 ADC Range(HEX.)
EVB 100K OPEN
A 100K 5.6K 00.16
B 100K 12K 17.25
C 100K 19.1K 26.34
D 100K 27K 35.42
E 100K 36K 43.51
F 100K 47K 52.5E
1.0 100K 100K 83.95
1.1 100K 130K 96.A9
MP 100K OPEN
LGE Internal Use Only
u-USB Connector
VBUS_CHG_IN
8
VBUS 2mm 2mm
FL4000
1
1
IN OUT
6 2 GND1 GND2
3
7 4
USB_ID
5
FL4001
9
VA4000
2 4
P2 P4
1 3
P1 P3
USBH_DM
USBH_DP
VBAT VBAT VBAT VREG_MSME_1.8V
C4007
C4008
1u 33p
C4067
R4004
1u 22K
VCHG_VBUS
C4018 4.7u
VBAT
C4023 1u C4021
0.1u
VREG_MSME_1.8V
C4024
0.1u
C4030 27p P2
TCXO_IN
TCXO_PM_19.2MHZ
C4031 F2
DNI XTAL32K_IN
E1
XTAL32K_OUT
X4000
N3
NX3215SA WLAN_CLK_REQ_WCN TP4001 TCXO_A0_EN
C4032 DNI M4
WLAN_CLK_WCN TCXO_OUT_A0
K3
TP4002
32.768KHz TCXO_EN TCXO_D0_EN
N9
PMIC_TCXO R4015 51
TCXO_OUT_D0
N5
BT_FM_CLK_REQ_WCN TCXO_D1_EN
N7
BT_FM_CLK_WCN TCXO_OUT_D1
E5
SLEEP_CLK SLEEP_CLK0
R4026 K9
PS_HOLD
K13
10K CBLPWR_N
TP4004
K11
KPD_PWR_N KPD_PWR_N
M10
R4017 RESIN_N
51K
K15
OPTION1
TP4006 C11
PMIC_SSBI SBDT
H8
nPON_RST PON_RESET_N
TP4007 H10
PM_INT_N PM_INT_N
N17
PA_THERM U4001
R4018 0
M8
PM_TRK_LO
M6
TRK_LO R4019 0 TRK_LO_ADJ
C4037
M14
3.3n HSED_BIAS1 HSED_BIAS1
M16
HSED_BIAS2
C4072
E19
1u EXT_IN_LP
E21
EXT_IN_RM
C4040 2.2u F14
LINE_OP HPA_IN_LP
C4041 2.2u H14
LINE_ON HPA_IN_RM
F16
HPA_GNDREF
Route to MSM-AGND (pin B10)
P18
C4042 22n SPKR_IN_M
HPH_L
N19
C4062 22n SPKR_IN_P
HPH_R
H16
HPA_CM_SNS
H18
EAR_L_PMIC HPA_OUT_L
F18
EAR_R_PMIC
HPA_OUT_R
R4021 12 P20
SPKR_BYP_M
RCV_N
R4023 12 N21
SPKR_BYP_P
RCV_P
R19
SPK_RCV_N FB4000 220 SPKR_OUT_M
P22
FB4001 220 SPKR_OUT_P
SPK_RCV_P
R4025
GSM_PA_DAC_REF
0
Seperate from Main Ground
CHARGING IC
VREG_MSME_1.8V
VBAT
VBUS_CHG_IN
VCHG_VBUS
11
PGND
1 10
IN BAT
2 U4000 9
ISET _PG
3 8
VSS1 CHG
4 7
LDO VSS2
5 6
IFULL EN_SET
C4000
C4006
1u
1u
700mA 100mA
C4009 4.7u
C4010 4.7u
C4011 47u
C4013 4.7u
C4071 4.7u
C4014 0.1u
C4015 0.1u
C4016
0.1u
C4017 0.1u
C4019 0.1u
C4020 0.1u
C4022 1u
L4000
VREG_MSMC1_1.1V
2.2u
L4001
VREG_MSMC2_1.1V
2.2u
L4002
A9
VSW_S1_1
VREG_MSME_1.8V
B8
VSW_S1_2 2.2u
B10
VREG_S1
A17
VSW_S2_1
B16
VSW_S2_2 L4003
B18 VREG_SMPS_2.1V
VREG_S2
2.2u
F22
VSW_S3_1 VSNS_RF_SMPS
C4033 C4034
F20 C4035 C4036
VSW_S3_2
G21
VREG_S3 22u 22u 22u 22u
B22
VSW_S4
B20
VREG_S4
C21
VREG_L1 VREG_TOUCH_3.0V
D20
VREG_L2 VREG_PADAC_2.05V
C1
VREG_L3 VREG_MSMA2_1.2V
C3
VREG_L4
VREG_PLL_1.1V
E3
VREG_L5
+1V3_MSM_A3_WCN
B2
VREG_L6
+1V2_WLAN_WCN
K23
VREG_L7
VREG_MSMA1_2.6V
R5
VREG_L8 VREG_TCXO_2.85V
P6
VREG_L9 VREG_USB_1.8V
P10
VREG_L10 VREG_LCD_2.8V
R9
VREG_L11 +1V8_WLAN_TCXO
N1
VREG_L12
VREG_P3_2.85V
K1
VREG_L13
VREG_SDCARD_2.85V
G3
VREG_L14
VREG_USB_3.3V
M2
VREG_L15
VREG_USIM2_2.85V
G1
VREG_L16 VREG_USIM1_2.85V
A3
VREG_L17 +3V_WLAN_WCN
B4
VREG_L18 VREG_RF_2.7V
B6
VREG_L19 +1V2_MSM_A2_WCN
K21
NCP_CTC1
H20 C4069 2.2u
NCP_CTC2
G19
VREG_NCP 1u 1u 2.2u 2.2u 2.2u 2.2u 1u 1u 1u 1u 1u 1u 1u 1u 1u 1u 1u 1u 1u
M18
NCP_FB
C4070 2.2u
R17
LED_ATC
B14
VIB_DRV_N
VIB_DRV_N
C13
GND_DRV
- 127 -
BACK-UP BATTERY
EOC
CHG_EN VCOIN
Battery Conn.
VREF_THERM
VBAT_TEMP
Must Check Battery Conn. Pin Map
Copyright © 2013 LG Electronics. Inc. All right reserved.
7. CIRCUIT DIAGRAM
C4068
47u
VBAT
2mm
2mm
D2
3
2
1
C4026 ZD4002 D1
C4029 C4073
100u 47u CN4001
0.1u
Only for training and service purposes