- 147 -
Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
2.2u
C422
0.1u
C420
VSD2_1.8V
0.1u
C421
2.2u
C401
VSD2_1.8V
NFM18PS105R0J3D_
FL400
IN
OUT
GND
FB401
BLM15PD600SN1D
FB402
U401
EAN62327101
H9DA1GH25HAMMR-4EM
B6
B3
B4
A4
A7
A3
A6
M8
L7
M7
N5
N4
M4
N3
N2
L8
M6
L6
N7
L5
M3
M2
M1
H7
D5
H8
D7
J1
G2
F2
H2
D3
F8
G8
B7
B8
C7
C8
C6
D8
C5
E6
J5
J7
K8
J8
K7
K6
K5
K4
J2
H3
E1
E2
J3
C4
D2
C3
D1
C2
B2
K3
K2
K1
J4
N9
N6
M10
L9
L2
K10
J10
H9
H1
G9
F10
E9
D10
C9
B10
B5
B1
A9
M5
A5
L4
L3
J6
H6
H5
H4
G7
G6
G5
G4
G3
F7
F6
F5
F4
F3
F1
E8
E7
E5
E4
E3
D6
D4
A2
M9
L10
K9
J9
H10
F9
E10
D9
C10
B9
N8
L1
G10
G1
C1
A8
N10
N1
A1
0
A1
NC
1
NC26 NC28 NC29
VDD1
VDD2
VDD3
VDD5
VDD4
VDD6
VDDQ1
VDDQ6
VDDQ5
VDDQ4
VDDQ10
VDDQ9
VDDQ2
VDDQ8
VDDQ7
VDDQ3
NC27
NC20
NC21
NC9
NC19
NC8
NC11
NC12
NC17
NC18
NC7
NC16
NC25
NC6
NC10
NC5
NC13
NC14
NC4
NC2
NC24
NC22
NC23
NC15
NC3
VCC1
VCC2
VSS1
VSS4
VSSn2
VSSQ5
VSSQ4
VSSQ9
VSSQ8
VSSQ3
VSS2
VSS3
VSSQ10
VSSQ1
VSSQ2
VSS5
VSSQ6
VSSQ7
VSSn1
VSS7
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
BA0
BA1
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
DQ8
DQ9
DQ10
DQ11
DQ12
DQ13
DQ14
DQ15
CLK#
CLK
CKE
CS#
RAS#
CAS#
WE#
UDQM
LDQM
UDQS
LDQS
IO0
IO1
IO2
IO3
IO4
IO5
IO6
IO7
IO8
IO9
IO10
IO11
IO12
IO13
IO14
IO15
CE#
RE#
WEn#
CLE
ALE
WP#
R/B#
TP413 TP414
R417
100
C438
22p
C439
22p
R410
100K
0.1u
C425
C426
0.22u
C423
0.1u
VSD1_1.3V
C424
0.22u
R405
DNI
0.1u
C408
100n
C442
220n
C413
C416
10u
10u
C414
R401
4.7K
C410
220n
C407
1u
4.7K
R402
VSD2_1.8V
C441
10u
VSD2_1.8V
R403
4.7K
NIHON-DEMPA
32.768KHz
NX3215SA
EXXY0026801
X401
2
1
3.3u
L402
220n
C440
VRTC_1.8V
VBAT
IFX_USB_VBU
S
VSD2_1.8V
VSD1_1.3V
R404
4.7K
VSD1_1.3V
VBAT
EAM62451701
FL401 NFM15PC105R0J3D
IN
OUT
GND1 GND2
XMM6260
EUSY0432001
U402
R4
U1
7
U1
A1
7
A1
D1
A2
R2
R1
P2
P1
N2
N1
K3
U10
T9
U9
P1
2
T8
T7
U8
U7
F6
D4
K4
J1
H
3
E4
F2
C4
H
1
B4
C3
A5
G1
F4
G2
F3
J4
J5
J6
H
6
H
8
E3
K2
J3
J2
H
2
C2
A3
D3
E1
B1
F1
A4
C1
F13
J12
D13
D12
D11
H10
A7
E11
D10
E9
E8
F9
D8
G9
G11
H11
B16
C16
D16
E16
G15
J15
H16
J16
H17
G17
F17
E17
D17
C17
B17
A16
C9
B9
C12
A8
A9
A10
A11
A13
M13
M15
L11
N12
P13
L13
M14
N13
R5
P3
N4
P10
N8
B6
P9
N10
K10
M8
M9
N17
M16
M17
L17
T10
P14
T15
N9
U15
R12
K16
R16
T12
L8
J17
K11
N11
F15
B11
K8
E12
R8
K9
E13
E10
H9
K14
N5
M6
M4
M2
M5
M3
L7
B14
A15
B15
A14
G16
B10
F16
A12
G13
G14
B7
E14
K17
B12
B13
G10
H13
H14
J13
J14
A6
B8
T1
1
U1
1
P1
6
N1
6
T1
6
R1
7
T1
7
P1
7
U1
2
U1
3
T1
U2
U3
T2
T3
P7
R6
T5
T4
T6
U6
U5
U4
T1
3
T1
4
U1
4
K1
L5
L9
K5
L2
L4
L1
M1
K7
N1
4
P1
1
R9
U1
6
L1
4
L1
0
D9
L1
6
J1
1
P8
J8
K1
3
G8
D1
4
F1
4
VSS_
1
VSS_
2
VSS_
3
VSS_
4
VSS_
5
VSS_
6
VSS_
7
VSS_
8
VSS_
9
VSS_10
VSS_11
VSS_12
VSS_DIGR
F
VSS_PL
L
VSS_US
B
ETM11_TRACECL
K
ETM11_TRACEPKT
0
ETM11_TRACEPKT
1
ETM11_TRACEPKT
2
ETM11_TRACEPKT
3
ETM11_TRACEPKT
4
ETM11_TRACEPKT
5
ETM11_TRACEPKT
6
ETM11_TRACEPKT
7
CC_CLK
CC_RS
T
CC_IO
TD
O
TD
I
TM
S
TC
K
TRST_N
TRIG_IN
HW_MON1
HW_MON2
USIF1_TXD_MTS
R
USIF1_RXD_MRS
T
USIF1_RTS_
N
USIF1_CTS_
N
USIF1_SCLK
HSIC_USB_DATA
HSIC_USB_STRB
USB_TEST
USB_DPLUS
USB_DMINUS
USB_TUNE
USB_ID
VBU
S
DPLUS
DMINUS
FWP
FCDP_RBn
MEM_CS0_N
MEM_CS1_N
MEM_CS2_N
MEM_CS3_N
MEM_ADV_N
MEM_RD_N
MEM_WR_N
MEM_WAIT_N
MEM_RAS_N
MEM_CAS_N
MEM_BE0_N
MEM_BE1_N
MEM_BC0_N
MEM_BC1_N
MEM_BC2_N
MEM_BC3_N
MEM_SDCLKO
MEM_BFCLKO_0
MEM_BFCLKO_1
MEM_CKE
MMCI1_CMD
MMCI1_CLK
MMCI_DAT_0
MMCI1_DAT_1
MMCI1_DAT_2
MMCI1_DAT_3
MMCI1_CD
VDD_CORE_1
VDD_CORE_2
VDD_CORE_3
VDD_CORE_4
VDD_CORE_3G_1
VDD_CORE_3G_2
VDD_CORE_EBU
VDD_IO18_1
VDD_IO18_2
VDD_IO18_3
VDD_IO18_4
VDD_IO18_5
VDD_IO18_6
VDD_MMC
VDD_SIM
VDD_USBIO
VDD_MIPI
VDD_PLL
VDD_IO12
VPP
VDD_USB_PD
VDD_USB_ANA
VDD_DIGRF
F32K
OSC32K
VSS_RTC
VDD_RTC
EINT1
EINT2
EINT3
I2C1_SCL
I2C1_SDA
DSP_AUDIO_IN1
CLKOUT0
CLKOUT2
T_OUT0
T_OUT1
RESET2_N
MIPI_HSI_RX_DATA
MIPI_HSI_RX_FLG
MIPI_HSI_RX_RDY
MIPI_HSI_RX_WAKE
MIPI_HSI_TX_DATA
MIPI_HSI_TX_FLG
MIPI_HSI_TX_RDY
MIPI_HSI_TX_WAKE
MEM_A_0
MEM_A_1
MEM_A_2
MEM_A_3
MEM_A_4
MEM_A_5
MEM_A_6
MEM_A_7
MEM_A_8
MEM_A_9
MEM_A_10
MEM_A_11
MEM_A_12
MEM_A_13
MEM_A_14
MEM_A_15
MEM_A_16
MEM_A_17
MEM_A_18
MEM_A_19
MEM_A_20
MEM_A_21
MEM_A_22
MEM_A_23
MEM_AD_0
MEM_AD_1
MEM_AD_2
MEM_AD_3
MEM_AD_4
MEM_AD_5
MEM_AD_6
MEM_AD_7
MEM_AD_8
MEM_AD_9
MEM_AD_10
MEM_AD_11
MEM_AD_12
MEM_AD_13
MEM_AD_14
MEM_AD_15
VDD_VBAT_SD1
VDD_VBAT_SD2
VSS_SD
1
VSS_SD
2
SD1_SW2
SD1_F
B
SD2_SW2
SD2_F
B
ON
1
ON2_N
RESET_PWRDWN_N
RESET_BB_
N
FS
S
RESET_ALL_N
M1
M2
M3
M4
VDD_VBAT_PMU
VPMU
VRTC
VSI
M
VPL
L
VDD_VSD
2
VIO_12
VUSB_IO
VUSB_PD
VUSB_AN
A
VSS_PMU
AGND
VREF
TM_E
N
ANAMO
N
TRIG_
B
Di3_RX_DA
T
Di3_RX_DATX
Di3_TX_DA
T
Di3_TX_DATX
SYS_CLK
SYSCLKEN
XRESET_N
ALERT_
N
REF_CLK_E
N
I2S2_CLK
0
I2S2_CLK
1
I2S2_RX
I2S2_T
X
I2S2_WA0
I2S2_WA1
SD2_SW1
SD1_SW1
NC1
NC2
NC3
NC4
NC5
VSD2_1.8V
VBAT
L401 3.3u
402
0
R412
4.7
R411
C436
0.1u
VSIM_2.9V
0.1u
C435
VUSB_IO_3.1V
C434
0.1u
C433
0.1u
10u
C415
VSD2_1.8V
VPLL_1.2V
C432
0.1u
VIO_1.2V
C431
0.1u
22u
C419
VPMU_1.3V
TP403
TP401
TP404
TP402
R409
4.7K
VSD2_1.8V
R408
DNI
TP412
TP411
VUSB_PD_1.1V
0.1u
C430
C409
0.1u
VUSB_ANA_1.8V
C437
0.1u
220n
C417
VRTC_1.8
V
VSIM_2.9V VPLL_1.2V
TP405
220n
C411
TP409
TP410
PT401
10K
VSD2_1.8V VIO_1.2V VUSB_IO_3.1V VUSB_PD_1.1V VUSB_ANA_1.8V
C412
0.1u
220n
C406
TP408
U403
EUSY0186504
FSA2259UMX
6
5
7
4
8
3
9
2
10
1
VCC
2B
1
1B1
2A
1A
S2
S1
2B0
1B
0
GND
Q401
EBK61693301
SSM6L39TU
4
3
5
2
6
1
S1
D1
G1
G2
D2
S2
IFX_USB_VBUS
R416
4.7K
USB_VBUS
R415
100K
C418
22u
DI3_SYS_CLK
DI3_SYS_CLK_EN
DI3_REF_CLK_EN
UART_TX_SW
UART_RX_SW
USB_D-_IFX
USB_D+_IFX
UART_RX_IFX
UART_RX_IFX
UART_TX_IFX
UART_TX_IFX
UART1_TX_IP
C
UART1_RX_IPC
MIPI_HSI_AC_FLAG
MIPI_HSI_AC_DATA
MIPI_HSI_CA_READY
USIF1_SW
MODEM_SEND
MEM_BUSY/
MEM_BUSY/
IFX_USB_VBUS_EN
RESET_PMU_N
MEM_WAIT_N
MEM_WAIT_N
IFX_TDO
IFX_TMS
MON1
MON1
MON2
MON2
IFX_TRIG_IN
IFX_TRIG_IN
DSP_AUDIO_IN1
DSP_AUDIO_IN1
OMAP_SEND
IFX_PWR_ON_SW/
IPC_I2S_CLK
IPC_I2S_DOUT
IPC_I2S_SYNC
IPC_I2S_DIN
CP_CRASH_INT
MIPI_HSI_CA_WAKE
MIPI_HSI_CA_DATA
MIPI_HSI_CA_FLAG
MIPI_HSI_AC_READY
MIPI_HSI_AC_WAKE
CP_UART_RE
Q
AP_SLEEP_FLAG
CP_DOWN_CHECK
RESET_ALL_N
IFX_TDI
IFX_TCK
GSM_TXON_IND
MEM_WP/
MEM_WP/
IFX_TRST/
IFX_RTCK
IPC_MRDY
IPC_SRDY
RESET_N
DI3_RX_DAT
DI3_RX_DATX
DI3_TX_DATX
DI3_TX_DAT
26MHz_GPS_REF
MEM_WR_N
MEM_WR_N
MEM_WR_N
MEM_RD_N
MEM_RD_N
MEM_ADV_N
MEM_ADV_N
MEM_BC0_N
MEM_BC0_N
DDR_RAS_N
DDR_RAS_N
DDR_DQS[0]
DDR_DQS[0]
DDR_DQS[1]
DDR_DQS[1]
DDR_CAS_N
DDR_CAS_N
MEM_CS1_N
MEM_CS1_N
MEM_A[9]
MEM_A[9]
MEM_A[10]
MEM_A[10]
MEM_A[11]
MEM_A[11]
MEM_A[12]
MEM_A[12]
MEM_A[13]
MEM_A[13]
MEM_A[14]
MEM_A[14]
MEM_A[15]
MEM_A[15]
MEM_AD[0]
MEM_AD[0]
MEM_AD[0]
MEM_AD[1]
MEM_AD[1]
MEM_AD[1]
MEM_AD[2]
MEM_AD[2]
MEM_AD[2]
MEM_AD[3]
MEM_AD[3]
MEM_AD[3]
MEM_AD[4]
MEM_AD[4]
MEM_AD[4]
MEM_AD[5]
MEM_AD[5]
MEM_AD[5]
MEM_AD[6]
MEM_AD[6]
MEM_AD[6]
MEM_AD[7]
MEM_AD[7]
MEM_AD[7]
MEM_AD[8]
MEM_AD[8]
MEM_AD[8]
MEM_AD[9]
MEM_AD[9]
MEM_AD[9]
MEM_AD[10]
MEM_AD[10]
MEM_AD[10]
MEM_AD[11]
MEM_AD[11]
MEM_AD[11]
MEM_AD[12]
MEM_AD[12]
MEM_AD[12]
MEM_AD[13]
MEM_AD[13]
MEM_AD[14]
MEM_AD[14]
MEM_AD[14]
MEM_AD[15]
MEM_AD[15]
MEM_AD[15]
MEM_A[0]
MEM_A[0]
MEM_A[1]
MEM_A[1]
MEM_A[2]
MEM_A[2]
MEM_A[3]
MEM_A[3]
MEM_A[4]
MEM_A[4]
MEM_A[5]
MEM_A[5]
MEM_A[6]
MEM_A[6]
MEM_A[7]
MEM_A[7]
MEM_A[8]
MEM_A[8]
MEM_BC1_N
MEM_BC1_N
MEM_CS0_N
MEM_CS0_N
MEM_SDCLKO
MEM_SDCLKO
MEM_BFCLKO
MEM_BFCLKO
DDR_CKE
DDR_CKE
USIM_RESET
/
USIM_CLK
USIM_DATA
NAND MCP
R417 must be close to U402(Baseband)
revA(10pF) -> revB(22pF)
UART_TX_SW(2B1)
UART_RX_SW(1B1)
PT200 close to TCXO
C301 close to B
B
Analog switch for USIF1
0
BASE BAND PROCESSOR
1
MON2
0
UART1_RX_IPC(2B0)
0
1
2
MODE
MON1
DSP_AUDIO_IN1
0
0
IFX_TRIG_IN
0
1
IFX_TRIG_IN
16bit AAD NOR
16bit AD NOR
1
0
0
1
0
1
1
0
9
6
5
1
0
(Active high)
1
8bit NAND
eMMC
16bit NAND
0
1
1
1
0
0
1
1
12
14
11
1
1
0
16bit SDRAM
Flashless boot
16bit SDRAM
0
1
shared1
shared2
Boot Configuration
Boot Configuration
UART1_TX_IPC(1B0)
0
1
UART_TX_IFX(2A)
UART_RX_IFX(1A)
S1,S2