7. CIRCUIT DIAGRAM
- 156 -
LGE Internal Use Only
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
C426
1n
L400
2.2u
10u
C438
C411
0.1u
VREG_MSMP_2.6V
63
4
C
u7.
4
C415
0.1u
C444
2.2u
VREG_LCD_2.8V
CN401
3
2
4
1
C407
100u
VREG_AUX2_2.9V
52
4
R
K1
VBAT
u7.
4
25
4
C
C437
1n
+VPWR_AUDIO
C412
33p
C413
0.1u
C458
0.1u
+VPWR
C419
0.1u
C418
0.1u
C417
0.1u
C422
0.1u
C421
0.1u
C420
0.1u
43
4
C
u7.
4
10u
C427
4.7u
L402
VBAT
10
4
D
U404
9
7
4
8
1
6
5
3
2
CELL
VDD
SEO
EO
CTG
SDA
GND
SCL
D
N
G
P
R415
10K
D404
C443
1u
2.2u
C454
VREG_MOTION_3.0V
D402
C442
1u
VREG_MSMP_2.6V
71
4
R
K2.
2
+VPWR_RF
C457
1u
n1
13
4
C
VREG_SMPS_2.1V
VREG_MSMC2_1.25V
2.2u
C451
u7.
4
33
4
C
L
K
J
I
H
G
F
E
D
C
B
A
12
11
10
9
8
7
6
5
4
3
2
1
L
K
J
I
H
G
F
E
D
C
B
A
12
11
10
9
8
7
6
5
4
3
2
1
VREG_MSMA_2.6V
C448
2.2u
u2.
2
42
4
C
VREG_RUIM_3.0V
n1
03
4
C
C462
33p
VCHG_VBUS
VREG_MSMC1_1.25V
VBAT
C455
2.2u
C410
0.1u
C447
2.2u
23
4
C
n1
R424
51
VREG_TCXO_2.85V
81
4
R
K2.
2
IC1
4
B
D2
B2
A1
A2
B3
C2
A4
C1
A3
D1
E4
D3
D4
E3
E2
C3
E1
C4
1
B
YL
P
P
U
S
V
UART_TX
VBUS
UART_RX
DM
DP
USB_DM
ID
USB_DP
AUDIO_L
R2_2K
AUDIO_R
MIC
DSS
_INT
SDA
CLDO
SCL
GND
T
E
SI
R423
121K
U403
9
J
8
J
7
J
6
J
5
J
9
H
8
H
7
H
6
H
5
H
9
G
8
G
7
G
6
G
5
G
9
F
8
F
7
F
6
F
5
F
9
E
8
E
7
E
6
E
5
E
H1
E10
F1
F10
E1
C12
N2
B1
M12
B2
K7
A5
N13
A4
M13
B5
B4
G10
A7
D9
A6
H12
B7
B6
C13
A13
D10
A12
K10
H10
G12
J10
G1
M1
K4
D13
J4
E12
H4
N11
M2
A3
L2
A10
H2
A8
H13
K2
G13
J2
A11
G4
K13
F4
E13
D5
B13
B3
A9
M5
N12
N3
J13
N1
A2
M3
K6
M4
K5
N4
K9
M9
K8
N10
M11
M6
L12
N6
A1
M8
D4
N8
B12
J1
D8
K1
N5
M7
2
G
2
1
D
7
D
8
B
0
1
M
6
D
9
B
2
1
J
3
1
F
2
1
F
2
1
K
7
N
9
N
0
1
B
3
1
L
1
1
B
2
F
4
E
2
C
1
C
1
D
1
L
2
D
2
E
G
H
C
V
N_
LT
C_
G
H
C
S
U
B
V_
B
S
U
N_
LT
C_
B
S
U
P_
S
N
SI
M_
S
N
SI
N_
T
EF
_T
A
B
T
A
B
V
NI
O
C
V
P
U
K
C
A
B_
V
A
N
A_
D
D
V
E_
1
C_
D
D
V
A
P_
2
C_
D
D
V
2
P
G_
D
D
V
6
P
G_
D
D
V
2
E
M
S
M_
D
D
V
P
M
S
M_
D
D
V
1F
R_
D
D
V
2F
R_
D
D
V
MI
U
R_
D
D
V
R
K
P
S_
L_
D
D
V
R
K
P
S_
R_
D
D
V
O
X
CT
_
D
D
V
N
AL
W_
D
D
V
MPP_1
MPP_2
VSW_5V
MPP_3
VREG_5V
MPP_4
VSW_MSMC1
MPP_5
VREG_MSMC1
MPP_6
VSW_MSMC2
MPP_7
VREG_MSMC2
MPP_8
VSW_MSME
MPP_9
VREG_MSME
MPP_10
VSW_PA
MPP_11
VREG_PA
MPP_12
MPP_13
VREG_GP1
MPP_14
VREG_GP2
MPP_15
VREG_GP3
MPP_16
VREG_GP4
MPP_17
VREF_GP5
MPP_18
VREG_GP6
MPP_19
VREG_MMC
MPP_20
VREG_MSMA
MPP_21
VREG_MSME2
MPP_22
VREG_MSMP
VREG_RFRX1
USB_ID
VREG_RFRX2
USB_D_P
VREG_RFTX
USB_D_M
VREG_RUIM1
USB_OE_N
VREG_SYNT
USB_DAT
VREG_TCXO
USB_SE0
VREG_USB
VREG_WLAN
SBST
MIC_BIAS
SBCK
SBDT_SSBI
REF_ISET
MSM_INT_N
REG_GND
REF_BYP
SPKR_IN_L_M
SPKR_IN_L_P
TCXO_IN
SPKR_OUT_L_M
TCXO_EN
SPKR_OUT_L_P
TCXO_OUT
SPKR_IN_R_P
SPKR_IN_R_M
XTAL_IN
SPKR_OUT_R_P
XTAL_OUT
SPKR_OUT_R_M
SLEEP_CLK
VIDEO_IN
AMUX_OUT
VIDEO_OUT
VIB_DRV_N
KPD_PWR_N
KPD_DRV_N
PON_RESET_N
LCD_DRV_N
PS_HOLD
FLSH_DRV_N
1
D
N
G
2
D
N
G
3
D
N
G
4
D
N
G
5
D
N
G
6
D
N
G
7
D
N
G
8
D
N
G
9
D
N
G
01
D
N
G
11
D
N
G
21
D
N
G
31
D
N
G
41
D
N
G
51
D
N
G
61
D
N
G
71
D
N
G
81
D
N
G
91
D
N
G
02
D
N
G
12
D
N
G
22
D
N
G
32
D
N
G
42
D
N
G
52
D
N
G
VREG_RF_2.7V
C450
2.2u
VREG_MSME_1.8V
+VPWR
92
4
C
n1
L404
4.7u
VREG_LCD_1.8V
VREG_MSME_1.8V
VREG_MSMP_2.6V
4.7u
L401
R407
4.7
K0
51
62
4
R
VREG_HPVDD_1.8V
TP400
TP401
VREG_MSMP_2.6V
TP402
200K
R428
22p
C460
22p
C459
+VPWR
USB_3.3V
VREG_TOUCH_3.0V
4.7u
L403
U400
9
6
5
3
4
8
2
7
1
IN1
OUT1
IN2
OUT2
IC1
OVLO
IC2
D
N
G
D
N
G
P
61
4
R
I
N
D
CN4
11
10
9
5
4
3
2
1
8
7
6
u7.
4
35
4
C
1u
C40
16
4
C
Fu
1
00
4
C
u1.
0
2.2u
C456
C3
2.2u
R401
2.2K
50
4
R
s
mh
o
K7.
4
40
4
R
K2
03
91
C
u1
02
R
K7.
4
72
4
R
K0
03
80
4
R
K0
1
C441
u1.
0
u7.
4
53
4
C
C425
1n
R414
1K
u1
40
4
C
21
4
R
05
1
10u
C428
11
4
R
05
1
U401
5
3
2
4
1
VOUT
VIN
GND
STBY
D
N
G
P
K6.
08
90
4
R
VREG_MSMP_2.6V
R413
DNI
0.1u
C439
VBAT
30
4
D
10
4
DZ
C440
10n
VREG_PROX_2.8V
2.2u
C446
SC2
1
VREG_MMC_3.0V
30
4
R
K2
01
4
R
K0
74
1u
C45
CAM_AF_2.8V
50
4
C
u1
VCHG_VBUS
z
H
K
8
6
7
.
2
3
A
S5
12
3
X
N
00
4
X
2
1
C402
22p
FL1013
5
6
3
1
4
2
P2
P4
P1
P3
6
P
5
P
10n
C408
VCHG_VBUS
VBAT
Q400
5
6
4
7
3
8
2
9
1
10
DRAIN_B
NC1
COLLECTOR_B
COLLECTOR
EMITTER
SOURCE
BASE
DRAIN
NC2
GATE
00
4
R
1.
0
p2
2
30
4
C
0.1u
C401
00
4
DZ
FL400
1
IN
OUT
GND1 GND2
VCHG_VBUS
VREG_MSMP_2.6V
C48
10n
+VPWR
D400
10u
C409
1n
C414
+VPWR
+VVPWR
R
W
P
V+
USB_3.3V_EN
USB_3.3V_EN
nPON_RST
PMIC_TCXO
SLEEP_CLK
PMIC_SSBI
TCXO_EN
JTAG_PS_HOLD
USBH_DM
REMOTE_PWR_ON
AMUX_OUT
GSM_PA_DAC_REF
TCXO_PM_19.2MHZ
UART3_TX
UART3_RX
USBH_DP
MSM_USIM_DATA
MSM_USIM_RST
MSM_USIM_CLK
PS_HOLD
PM_INT_N
SIM_RST
SIM_CLK
VBAT_TEMP
VBAT_TEMP
VBAT_SENSE
VBAT_SENSE
USB_ID
USB_ID
MAX_DP
MAX_DP
MAX_DM
MAX_DM
KPD_PWR_N
P_
S
N
SI
ISNS_P
N_
LT
C_
G
H
C
CHG_CTL_N
N_
T
EF
_T
T
A
B
BATT_FET_N
VSNS_MSME_1.8V
PCB_REVISION
PCB_REVISION
MUIC_I2C_SDA
MUIC_I2C_SCL
MUIC_INT
VSNS_RF_SMPS
VSNS_MSMC1_1.25V
FUEL_I2C_SDA
FUEL_I2C_SCL
VSNS_MSMC2_1.25V
NI
O
C
V
SIM_IO
BACKLIGHT_KEY
Place crystal and load caps close to PM7540
Must Check Battery Conn. Pin Map
1%
re
ht
eg
ot
et
uo
R
REV.C_0408_CHANGED
0.5mm
Local Ground Plan
PM7540
Place in PM7540 room at shield edge
0.6mm
0.6mm
These CAPs close to inductors
REV.C_0408_CHANGED
0
.
1
.
v
e
R
0.6mm
USB 3.3V LDO
Route together
Place close to PM7540 pins
1608
150K
1%
150K
150K
R1
ADC
150K
A&F
150K
R2
R2
2.13V
10K
68K
47K
150K
150K
REV
1.93V
D&I
C&H
B&G
Rev.1.1
150K
150K
HKAIN0 : PCB Revision Check ADC
0.16V
Rev.1.0
E&J
Rev.1.2
680K
0.81V
100K
1.73V
0.62V
300K
R1
430K
M
_
S
N
S
I
1.30V
1.04V
close to each other
2mm
m
m
5
.
0
9
N
,
7
N
0603
VOLTAGE DETECTOR REMOVED
Fuel Gauge IC & Battery Conn.
2mm
10.04.08 Changed Rev.C
SERIAL RESISTOR REMOVED
1608
A
m
0
8
e
l
d
n
a
H
n
a
C
e
c
a
r
T
2mm
REV.1.0_0624_CHANGED
2mm
09.12.17 added
Turbo Mode
09.11.12 added
2009.11.16 changed
1608
10V
Aloha 091209
0.3mm
0.3mm
REV.C_0408_CHANGED
REV.E_CHANGED_0517
REV.E_CHANGED_0517
REV.C_0408_CHANGED
2mm
Battery Charging Circuit
MUIC
TA OVP Circuit
VBUS 2mm
u-USB Connector
2mm
1%
ISNS_M
CITIZEN -> NDK