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16
15
L
VDD_3.3
D18
C200
C201
1n
10p
D16
K
D17
P22
VREF
P21
C218
SDRAM_ADDR_0
N22
0.1u
SDRAM_ADDR_1
N21
SDRAM_ADDR_2
M22
SDRAM_ADDR_3
V21
SDRAM_ADDR_4
V22
SDRAM_ADDR_5
W22
SDRAM_ADDR_6
W21
SDRAM_ADDR_7
Y22
SDRAM_ADDR_8
J
Y21
SDRAM_ADDR_9
M21
SDRAM_ADDR_10
AA22
SDRAM_ADDR_11
U21
SDRAM_ADDR_12
H22
SDRAM_ADDR_13
L21
SDRAM_BA_0
L22
SDRAM_BA_1
J21
SDRAM_DM_0
AA21
SDRAM_DM_1
H21
SDRAM_DQS_0
I
AB22
SDRAM_DQS_1
U22
SDRAM_CKE
J22
SDRAM_WE_N
T22
SDRAM_CLK
T21
SDRAM_CLK_N
K22
SDRAM_RAS_N
K21
SDRAM_CAS_N
SFLASH_CLK
SFLASH_CS
SFLASH_DATA_OUT
SFLASH_DATA_IN
H
0.01
W17
VDD_2.5
R217
49.9
R218
0
W16
R220
49.9
R221
0
0.01
B19
LTE_UART_CTS
A19
LAN1_ACT_GPIO1
B18
NP_USIM_DET/
A18
W_DISABLE/
B17
LTE_PWR_EN
R201
DNI
A17
USB0_SENSE/
PWR_LED
A16
LT_EN
B16
UART_SEL
A15
LTE_UART_RTS
D15
G
PERST/
MODE1
MODE2
MODE3
B12
USB1_SENSE/
B15
C0_SH_ANT
NP_USB1_SELECT
VRXA1_0
VTXA1_0
B14
TP212
A14
VTXA0_1
REV_CHK_0
REV_CHK_1
F
REV_CHK_2
REV_CHK_3
E
D
C
B
A
16
15
LGE Internal Use Only
14
13
12
11
B22
SWREG_VDDO
SWREG_PDRIVE
SWREG_PDRIVE
A22
SWREG_NDRIVE
SWREG_NDRIVE
REG_AVSS1
A21
REG_AVSS2
SWREG_VFB_SEN
SWREG_VFB_SEN
B20
VCNTL_2P5CONT
VCNTL
A20
VREF
VSENSE2P5_2P5CONT
VSENSE2P5
D5
R200
VREG3P3_VDD3P3
DDR_ADDRESS_0
D21
DDR_ADDRESS_1
DDR_DATA_0
SDRAM_DATA_0
C219
C225
D22
DDR_ADDRESS_2
DDR_DATA_1
SDRAM_DATA_1
0.1u
10u
E21
DDR_ADDRESS_3
DDR_DATA_2
SDRAM_DATA_2
E22
DDR_ADDRESS_4
DDR_DATA_3
SDRAM_DATA_3
F21
DDR_ADDRESS_5
DDR_DATA_4
SDRAM_DATA_4
VDD_3.3
F22
DDR_ADDRESS_6
DDR_DATA_5
SDRAM_DATA_5
G21
DDR_ADDRESS_7
DDR_DATA_6
SDRAM_DATA_6
G22
DDR_ADDRESS_8
DDR_DATA_7
SDRAM_DATA_7
AA20
DDR_ADDRESS_9
DDR_DATA_8
SDRAM_DATA_8
AB20
DDR_ADDRESS_10
DDR_DATA_9
SDRAM_DATA_9
AA19
DDR_ADDRESS_11
DDR_DATA_10
SDRAM_DATA_10
AB19
DDR_ADDRESS_12
DDR_DATA_11
SDRAM_DATA_11
AA18
DDR_ADDRESS_13
DDR_DATA_12
SDRAM_DATA_12
AB18
DDR_DATA_13
SDRAM_DATA_13
AA17
DDR_BANK_0
DDR_DATA_14
SDRAM_DATA_14
AB17
DDR_BANK_1
DDR_DATA_15
SDRAM_DATA_15
V1
DDR_DM_0
JTAG_TRST_L
U2
DDR_DM_1
TDI
U1
TDO
T2
DDR_DQS_0
TMS
U200
T1
DDR_DQS_1
TCK
R1
DDR_CKE
UART_RX
NP_UART_RX
R2
DDR_WE_N
UART_TX
NP_UART_TX
DDR_CLK
D19
DDR_CLK_N
EXT_POR_L
EXT_POR/
DDR_RAS_N
J2
DDR_CAS_N
MIMOPHY_EXT_LNA_2G_PU_0
A12
MIMOPHY_EXT_LNA_2G_PU_1
N2
SFLASH_C
P1
H4
SFLASH_CS_L
NC1
N1
J4
SFLASH_D
NC2
P2
J5
SFLASH_Q
NC3
NCOMP
PCOMP
GPIO0/LED0
GPIO1/LED1
GPIO2/LED2
GPIO3/LED3
GPIO4/LED4
GPIO5/LED5
GPIO6/LED6
GPIO7/LED7
GPIO8/LED8
GPIO9/LED9
U5
GPIO10/EXT_LNA_2G_GAIN_0
U4
GPIO11/EXT_LNA_2G_GAIN_1
H1
GPIO12/MIMOPHY_PA_CNTRL_2G_0
GPIO13/MIMOPHY_PA_CNTRL_2G_1
GPIO14/MIMOPHY_CORE0_ANT_SHD
L1
GPIO15/MIMOPHY_CORE1_ANT_SHD
K1
GPIO16/MIMOPHY_CORE0_ANT1_RX
L2
GPIO17/MIMOPHY_CORE0_ANT1_TX
GPIO18/MIMOPHY_CORE1_ANT0_RX
GPIO19/MIMOPHY_CORE1_ANT0_TX
V2
GPIO20/SCLK
W2
GPIO21/CS
W1
GPIO22/SDO_SCL
Y1
GPIO23/SDI_SDA
T4
GPIO24
M1
GPIO25
M2
GPIO26
R4
GPIO27
T5
GPIO28
P4
GPIO31
SETTING
VDD_3.3
R244
DNI
VTXA1_0
R246
DNI
R249
DNI
VRXA1_0
R251
DNI
R252
DNI
C0_SH_ANT
R253
DNI
R256
DNI
VTXA0_1
R258
DNI
R260
DNI
VTXA0_0
R261
DNI
R262
DNI
VRXA0_0
R264
DNI
R267
DNI
VTXA1_1
R269
DNI
R270
DNI
VRXA1_1
R271
DNI
14
13
12
11
10
9
8
7
0
VDD_3.3
SDRAM_ADDR_0
SDRAM_ADDR_1
TP207
SDRAM_ADDR_2
SDRAM_ADDR_3
TP200
SDRAM_ADDR_4
TP201
SDRAM_ADDR_5
TP202
SDRAM_ADDR_6
TP203
SDRAM_ADDR_7
SDRAM_ADDR_8
TP204
TP205
CN200
SDRAM_ADDR_9
TCK
1
8
NC
SDRAM_ADDR_10
SDRAM_ADDR_11
_TRST
2
9
GND1
SDRAM_ADDR_12
TDO
3
10
GND2
SDRAM_DM_0
SDRAM_DM_1
_ASEBRK
4
11
UVCC
SD_DDR_DQS_0
SD_DDR_DQS_1
TMS
5
12
GND3
SDRAM_BA_0
SDRAM_BA_1
TDI
6
13
GND4
SD_DDR_CLK
_RESETP
7
14
GND5
SD_DDR_CLK_N
VDD_3.3
SDRAM_CKE
14PIN_GEN_CON
SDRAM_CAS_N
conn_14p_00-8261-1432
SDRAM_RAS_N
SDRAM_WE_N
R205
VDD_3.3
100K
R207
DNI
R206
0
EXT_POR/
SDRAM_ADDR_13
C221
DNI
VDD_2.5
C226
0.1u
VREF
C222
0.1u
R239
SDRAM_CLK
SD_DDR_CLK
10
R241
SDRAM_CLK_N
SD_DDR_CLK_N
10
R242
22
SDRAM_DQS_0
SD_DDR_DQS_0
R243
22
SDRAM_DQS_1
SD_DDR_DQS_1
HW REVISION CHECK
R245
22
SDRAM_DATA_0
SD_DDR_DATA_0
SDRAM_DATA_1
R247
22
SD_DDR_DATA_1
SDRAM_DATA_2
R248
22
SD_DDR_DATA_2
SDRAM_DATA_3
R250
22
SD_DDR_DATA_3
SDRAM_DATA_4
R254
22
SD_DDR_DATA_4
R255
22
SDRAM_DATA_5
SD_DDR_DATA_5
R257
22
SDRAM_DATA_6
SD_DDR_DATA_6
R259
22
SDRAM_DATA_7
SD_DDR_DATA_7
SDRAM_DATA_8
R263
22
SD_DDR_DATA_8
SDRAM_DATA_9
R265
22
SD_DDR_DATA_9
R266
22
SDRAM_DATA_10
SD_DDR_DATA_10
R268
22
SDRAM_DATA_11
SD_DDR_DATA_11
R272
22
SDRAM_DATA_12
SD_DDR_DATA_12
R273
22
SDRAM_DATA_13
SD_DDR_DATA_13
R274
22
SDRAM_DATA_14
SD_DDR_DATA_14
R275
22
SDRAM_DATA_15
SD_DDR_DATA_15
10
9
8
7
- 75 -
6
5
4
3
2
DDR1 MEMORY[256Mb]
C202
C203
C204
C205
C206
C207
C208
C209
C210
C211
C212
C213
C214
C215
C216
0.1u
0.1u
0.1u
0.1u
0.1u
0.1u
0.1u
10n
10n
10n
10n
10n
10n
10n
10n
29
1
A0
VDD1
30
18
A1
VDD2
31
33
A2
VDD3
32
3
A3
VDDQ1
35
9
A4
VDDQ2
36
15
A5
VDDQ3
37
55
A6
VDDQ4
C220
0.1u
38
61
A7
VDDQ5
39
49
A8
VREF
VREF
40
A9
28
2
A10/AP
DQ0
SD_DDR_DATA_0
41
4
A11
DQ1
SD_DDR_DATA_1
42
5
A12
DQ2
SD_DDR_DATA_2
7
DQ3
SD_DDR_DATA_3
20
8
LDM
DQ4
SD_DDR_DATA_4
U201
47
10
UDM
DQ5
SD_DDR_DATA_5
16
11
LDQS
DQ6
SD_DDR_DATA_6
MT46V16M16P-6TIT
51
13
UDQS
DQ7
SD_DDR_DATA_7
26
54
BA0
DQ8
EUSY0432501
SD_DDR_DATA_8
27
56
BA1
DQ9
SD_DDR_DATA_9
57
DQ10
SD_DDR_DATA_10
45
59
CK
DQ11
SD_DDR_DATA_11
46
60
CK/
DQ12
SD_DDR_DATA_12
44
62
CKE
DQ13
SD_DDR_DATA_13
24
63
R210
0
_CS
DQ14
SD_DDR_DATA_14
22
65
_CAS
DQ15
SD_DDR_DATA_15
23
_RAS
21
6
_WE
VSSQ1
12
VSSQ2
19
52
DNU1
VSSQ3
50
58
DNU2
VSSQ4
14
64
NC1
VSSQ5
17
34
R219
DNI
NC2
VSS1
25
48
NC3
VSS2
43
66
NC4
VSS3
53
NC5
SERIAL FLASH[128Mb]
VDD_3.3
R224
U202
N25Q128-A13BF840E
DNI
1
8
SFLASH_CS
S_
VCC
2
7
R231
10K
SFLASH_DATA_IN
DQ1
HOLD_/DQ3
3
6
W_VPP/DQ2
C
SFLASH_CLK
4
5
VSS
DQ0
SFLASH_DATA_OUT
VDD_3.3
G_SLUG
R238
EUSY0432601
9
C223
C224
10K
DNI
0.1u
VDD_3.3
REV_CHK_0 REV_CHK_1 REV_CHK_2 REV_CHK_3
0
0
0
REV.1.0
R276
DNI
REV_CHK_0
R277
10K
0
0
0
REV_CHK_1
R278
DNI
REV.1.1
R279
10K
0
0
1
REV.1.2
REV_CHK_2
R280
DNI
R281
10K
0
0
1
R282
DNI
REV.1.3
REV_CHK_3
R283
10K
6
5
4
3
2
7. CIRCUIT DIAGRAM
1
L
VDD_2.5
K
C217
10u
J
I
H
G
F
E
D
C
0
1
0
1
B
A
1
Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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Table of Contents
Troubleshooting
