LG -E400f Service Manual page 134

MSM7x25_A Power Part
H10
GND_A_1
H8
GND_A_2
B10
GND_A_3
H2
GND_A_4
C3
GND_A_5
AC7
GND_A_6
W7
GND_A_7
M2
GND_A_8
V12
GND_A_9
AA13
GND_A_10
Y8
GND_A_11
V8
GND_A_12
W13
GND_A_13
U9
GND_A_14
W11
GND_A_15
AB8
GND_A_16
AB12
GND_A_17
B24
GND_A_18
J7
GND_A_19
G7
GND_A_20
J5
GND_A_21
L7
GND_A_22
AJ17
GND_A_23
AP20
GND_A_24
AJ23
GND_A_25
AJ19
GND_A_26
A1
GND_1
A3
GND_2
A11
GND_3
A17
GND_4
A23
GND_5
A29
GND_6
A35
GND_7
B2
GND_8
B30
GND_9
B36
GND_10
C1
GND_11
E35
GND_12
F36
GND_13
G1
GND_14
H24
GND_15
J11
GND_16
J13
GND_17
J15
GND_18
J17
GND_19
J19
GND_20
J21
GND_21
J23
GND_22
J25
GND_23
J27
GND_24
K28
GND_25
L9
GND_26
L35
GND_27
M8
GND_28
M12
GND_29
M14
GND_30
M16
GND_31
M18
GND_32
M20
GND_33
M22
GND_34
M24
GND_35
M26
GND_36
M28
GND_37
M36
GND_38
N1
GND_39
N11
GND_40
N13
GND_41
N15
GND_42
N17
GND_43
N19
GND_44
N21
GND_45
N23
GND_46
N25
GND_47
P28
GND_48
R9
GND_49
T8
GND_50
T12
GND_51
Cap for MSM7x25_A Power
VREG_MSMC1_1.1V VREG_MSMC2_1.1V
C343 C344 C345 C346 C347 C348 C349 C350 C351 C352 C353 C354 C355
C342
1608
22u 470n 470n 470n 470n
470n 470n 470n 470n 470n 470n 470n 470n 470n
VREG_MSMA1_2.6V VREG_USB_1.8V (USB1.8 : 1ea, A3 : 2ea, A5 : 1ea)
C356 C357 C358 C359 C360 C361 C362 C363
470n 470n 470n 470n 470n 470n 470n 470n
LGE Internal Use Only
G21
VDD_USBPHY_1P8 VREG_USB_1.8V
E21
VDD_USBPHY_3P3 VREG_USB_3.3V
AC5
VDD_A1_1 VREG_MSMA1_2.6V
G11
VDD_A1_2
G9
VDD_A1_3
D10
VDD_A1_4
D4
VDD_A1_5
F4
VDD_A1_6
G5
VDD_A1_7
L5
VDD_A1_8
M4
VDD_A1_9 C301
AK16
VDD_A2 470n VREG_MSMA2_1.2V
AK22
VDD_A3_1 VREG_USB_1.8V
AJ21
VDD_A3_2
W5
VDD_A4 VREG_PADAC_2.05V
AA9 C302
VDD_A5
W9 470n
VDD_A6_1
VREG_PLL_1.1V
U13
VDD_A6_2
U11
VDD_A6_3
Y12
VDD_A6_4 VREG_USIM2_2.85V
AA11
VDD_A6_5
U7 R316
VDD_EFUSE_PROG
1K
F34
VDD_P1_1
L33
VDD_P1_2
U33
VDD_P1_3
W33
VDD_P1_4
AC33
VDD_P1_5
AK34
VDD_P1_6
D20
U200 VDD_P2_1 VREG_MSME_1.8V
D28
VDD_P2_2 R311
D30
VDD_P2_3 VSNS_MSME_1.8V
T4
VDD_P2_4
0
AD4
VDD_P2_5
AK4
VDD_P2_6
AN9
VDD_P2_7
AP16
VDD_P2_8
AP28
VDD_P2_9
AP34
VDD_P2_10
AM4
VDD_P3
VREG_P3_2.85V
C316
D12
VDD_P4_1
F6
VDD_P4_2 470n
AC9
VDD_C2_1 VREG_MSMC2_1.1V
AC11
VDD_C2_2
R314
AC13
VDD_C2_3
VSNS_MSMC2_1.1V
AF8
VDD_C2_4
0
AF10
VDD_C2_5
AF12
VDD_C2_6
AF14
VDD_C2_7
AG9
VDD_C2_8
AG11
VDD_C2_9
AG13
VDD_C2_10
AG15
VDD_C2_11
AH20
GND_116
AH22
GND_117
AH24
GND_118
AH26
GND_119
AK2
GND_120
AK36
GND_121
AL1
GND_122
AR1
GND_123
AR9
GND_124
AR29
GND_125
AR35
GND_126
AT2
GND_127
AT10
GND_128
AT16
GND_129
AT24
GND_130
AT30
GND_131
AT36
GND_132
VREG_MSME_1.8V (P1 : 3ea, P2 : 6ea, P4 : 2ea)
C326 C329 C330 C331 C332 C333 C334 C338 C339 C340
C325 C327 C328 C335 C336 C337 C341
22u 470n 470n 470n 470n 470n 470n
470n 470n 470n 470n 470n 470n 470n 470n 470n 470n
VREG_PLL_1.1V
C364 C365 C366
470n 470n 470n
MCP (4GB eMMC +4Gb LPDDR1)
MICRON
VREG_MSME_1.8V
D4
TQ
A3
eMMC_DATA[0]
DAT0
A4
eMMC_DATA[1] DAT1
A5
eMMC_DATA[2] DAT2
B2
eMMC_DATA[3] DAT3
B3
eMMC_DATA[4] DAT4
B4
eMMC_DATA[5] DAT5
B5
eMMC_DATA[6] DAT6
B6
eMMC_DATA[7]
DAT7
R310 M6
eMMC_CLK CLK
22
C304 M5
eMMC_CMD CMD
C2
VDDIM
C6
VREG_MSME_1.8V
VCCQM3
M4
VCCQM2
N4
VCCQM1
P3
VCCQM5
P5
VCCQM4
E6
VCCM1
F5
VCCM3
J10
VCCM4
K9
VREG_P3_2.85V VCCM2
E7
C313 C314 C315 VSS7
G5
0.1u 0.1u 0.1u VSS6
H10
VSS3
K8
VREG_MSME_1.8V VSS5
N2
VSSQM5
N5
VSSQM4
P4
MT29KZZZ4D4RGFAK-5_W
VSSQM3
P6
VSSQM2
C4 EAN62335901
VSSQM1
R313
K5
RSTn
nRESETOUT
0
A1
DNU4
A2
NC2
A8
VREG_MSME_1.8V VDDQ6
A9
VSSQ8
A10
VSS2
A11
VDD4
A12
VSSQ7
A13
NC6
A14
DNU3
B1
NC18
B7
SDRAM_DATA[30] DQ30
B8
SDRAM_DATA[28] DQ28
B9
SDRAM_DATA[26]
DQ26
B10
SDRAM_DATA[24]
DQ24
B11
SDRAM_DQS3 DQS3
B12
SDRAM_DATA[23] DQ23
B13
VDDQ8
B14
NC7
C1
VSS1
C3
SDRAM_ADDR[4]
A4
J12
SDRAM_DQS1 DQS1
C7
SDRAM_DATA[31] DQ31
C8
SDRAM_DATA[29] DQ29
C9
SDRAM_DATA[27] DQ27
C10
SDRAM_DATA[25] DQ25
C11
SDRAM_DQM3 DM3
C12
SDRAM_DATA[22]
DQ22
C13
SDRAM_DATA[21] DQ21
- 134 -
7. CIRCUIT DIAGRAM
A6
NC1
A7
NC3
C5
NC23
E5
NC12
E8
NC19
E9
NC13
G3
RFU
P7
NC5
P10
NC4
J5
NC17
G10
NC16
H5
NC24
K6
NC22
K7
NC15
K10
NC21
G12
CK SDRAM_DCLK0
G13
VREG_MSME_1.8V
VDDQ5
G14
VDD1
H1
VDDQ4
H2
RAS# nSDRAM_RAS
H3
WE# nSDRAM_WE
H12
CK# SDRAM_DCLK1
H13
VDDQ1
H14
VSS8
J1
CKE1 SDRAM_CKE1
J2
CAS# nSDRAM_CAS
J3
CS1# nSDRAM_CS1
K12
DQ13 SDRAM_DATA[13]
K13
DQ14 SDRAM_DATA[14]
K14
DQ15 SDRAM_DATA[15]
L1
U301 SDRAM_BA0
BA0
L2
A0 SDRAM_ADDR[0]
L3
A1 SDRAM_ADDR[1]
L12
DQ11 SDRAM_DATA[11]
L13
DQ12 SDRAM_DATA[12]
L14
VSSQ1
M1
VSS4
M2
VDD3 VREG_MSME_1.8V
M3
A2 SDRAM_ADDR[2]
M7
DQ1 SDRAM_DATA[1]
M8
DQ3 SDRAM_DATA[3]
M9
DQ5 SDRAM_DATA[5]
M10
DQ7 SDRAM_DATA[7]
M11
DM0 SDRAM_DQM0
M12
DQ9 SDRAM_DATA[9]
M13
DQ10 SDRAM_DATA[10]
M14
VDDQ7 VREG_MSME_1.8V
N1
NC8
N3
A3 SDRAM_ADDR[3]
N6
VSSQ4
N7
SDRAM_DATA[0]
DQ0
N8
DQ2 SDRAM_DATA[2]
N9
DQ4 SDRAM_DATA[4]
N10
DQ6 SDRAM_DATA[6]
N11
DQS0 SDRAM_DQS0
N12
DQ8 SDRAM_DATA[8]
N13
VDDQ9
N14
NC9
P1
DNU2
P2
NC10
P8
VDDQ3
P9
VSSQ3
P11
VDD2
P12
VSSQ6
P13
NC11
P14
DNU1
Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes