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Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
L304
2.2u
U301
L1
2
N6
N8
N7
L13
L14
K9
N11
M1
0
N12
N13
N14
M1
3
E5
E9
F6
E2
D1
C11
C6
C5
E8
C7
N9
H13
K1
4
J1
4
H14
G1
4
C13
B1
4
B1
3
A1
4
E1
4
E1
3
H3
J5
K2
J2
E7
G5
G3
B6
A5
B5
A7
F3
F2
B8
B11
B7
A11
C10
C8
A8
B9
E3
F5
E1
B10
C9
A10
D12
H12
C12
K13
J13
A13
G13
G12
E10
D14
D13
C14
B12
E12
F13
F12
K5
G2
G1
E6
A3
B1
C3
B2
C4
C1
B3
D2
D3
A4
B4
M3
M4
N2
L2
A2
L3
K3
M2
J3
K1
H2
H1
L1
H5
N1
P11
P10
P12
P13
M5
P3
P2
N4
N3
N5
P5
P7
P8
P1
4
H6
K8
J7
H7
G7
M6
K6
M7
K7
M9
M8
K1
0
M1
1
M1
2
P1
A1
J6
G6
F7
K1
2
J1
2
J1
0
J9
J8
H1
0
H9
H8
G1
0
G9
G8
F1
0
F9
F8
GND_VPROC_1 GND_VPROC_2 GND_VPROC_3 GND_VCORE_1 GND_VCORE_2 GND_VCORE_3 GND_VCORE_4 GND_VIO18_
1
GND_VIO18_
2
GND_VIO18_
3
GND_VRF18_1 GND_VRF18_2 GND_VPA_
1
GND_VPA_
2
GND_LDO_1 GND_LDO_2 GND_LDO_3
BGA_NC-A1 BGA_NC-P1
GND_DRV
1
GND_ISINK_1 GND_ISINK_2 GND_SPK1_1 GND_SPK1_2 GND_SPK2_1 GND_SPK2_2
GND_LDO_4 GND_LDO_5 GND_LDO_6 GND_LDO_7 GND_LDO_8 GND_LDO_9 GND_LDO_1
0
BGA_NC-P1
4
VBAT_SPK1
VBAT_SPK2
VBI_P
VBI_N
AUD1_P
AUD1_N
AUD2_P
AUD2_N
BYPASS
SPK1_P
SPK1_N
SPK2_P
SPK2_N
VCDT
CHR_LDO
VDRV
ISENSE
BATSNS
BATON
TREF
PCH_DET
USB_DLN
USB_DLP
SRCLKEN
RESETB
PWRKEY
PMU_TESTMODE
PWRBB
SYSRSTB
FSOURCE
SCK
SDA
INT
DVS1
DVS2
PA_SEL0
PA_SEL1
PA_SEL2
BL_PWM
HOMEKEY
CS+
CS-
32K_IN
VCORE_1
VCORE_2
VCORE_3
VCORE_FB
VPROC_1
VPROC_2
VPROC_3
VPROC_FB
VIO18_1
VIO18_2
VIO18_FB
VPA_1
VPA_2
VPA_FB
VRF18
VRF18_FB
VM12_1
VM12_2
VM12_INT
VRF28
VTCXO
VA1
VIO28
VSIM
VSIM2
VMC
VMCH
VGP
VGP2
VUSB
VCAMA
VCAMA_S
VCAM_AF
VCAMD
VCAM_IO
VIBR
VA2
VA2_BUF
VRTC
VRET
GND_VREF
CHG_DP
CHG_DM
VBAT_VCORE_1 VBAT_VCORE_2
VBAT_VPROC_1 VBAT_VPROC_2 VBAT_VPROC_3 VBAT_VPROC_4
VBAT_VIO18_1 VBAT_VIO18_2
VBAT_VPA_
1
VBAT_VPA_
2
VBAT_VRF18
VBAT_MISC
VBAT_LDO2_1 VBAT_LDO2_2
VBAT_LDO3_1 VBAT_LDO3_2
VBAT_LDO
4
VBAT_LDO5_1 VBAT_LDO5_2
AVDD18_I
O
AVDD18
AVDD18_DI
G
ISINK
0
ISINK
1
ISINK
2
ISINK
3
ISINK
4
ISINK
5
BST_GDRV
KPLED FLASH
ASW_IN1 ASW_IN2 ASW_OUT
GND_DRV
2
R322
33
U302
EAN62577401
H9TP32A4GDBCPR-KGM
A5
A8
B2
K3
M9
J1
L1
T2
U5
B8
F1
0
F7
G5
H9
J1
0
L6
M6
N6
R10
T9
V7
V1
0
E5
G2
K1
M7
U2
W5
E6
F1
V1
W6
B5
C5
C1
B4
A4
A6
B6
A7
B7
B3
A3
L2
P2
P1
N2
N1
M3
L3
F3
G3
H2
H3
J3
J2
K2
R1
R2
R3
T3
U3
H7
T7
L5
N5
G8
G9
U8
U9
K6
K5
P6
P5
K8
K9
P9
P8
P7
R6
E7
G6
R9
E8
G7
E9
F8
H6
T6
V8
W9
U7
R7
T5
W8
U6
W7
H8
J8
J7
J9
J6
K7
R8
T8
H5
Y1
0
Y9
Y2
Y1
W1
W1
0
E1
0
B1
0
B1
A1
0
A9
A2
A1
W3
W2
V3
P3
N3
M2
E3
E2
D6
D5
D4
D3
D2
D1
C6
C4
C2
E1
B9
T1
M1
H1
V5
V2
U1
M8
F2
F5
G1
R5
V9
V6
U1
0
T1
0
P1
0
M5
K1
0
J5
H1
0
G1
0
F9
F6
C3
VSSQM1 VSSQ
2
VSSQ
3
VSSQ
4
VSSQ
5
VSSQ
6
VSSQ
7
VSSQ
8
VSSQ
9
VSSQ10 VSSQ11 VSSQ12 VSSQ13 VSSQ14 VSS1 VSS2 VSS3 VSS4 VSS5 VSS6 VSS7
VSSCA1 VSSCA2 VSSCA3
VSSM1 VSSM2
NC
1
NC
2
NC
3
NC
4
NC
5
NC
6
NC
7
NC
8
NC
9
NC10 NC11 NC12 NC13 NC14 NC15 NC16 NC17
DNU1 DNU2 DNU3 DNU4 DNU5 DNU6 DNU7 DNU8 DNU9 DNU1
0
DNU1
1
DNU1
2
DNU1
3
DQ28
DQ0
DQ1
DQ10
DQ11
DQ12
DQ13
DQ14
DQ15
DQ16
DQ17
DQ18
DQ19
DQ2
DQ20
DQ21
DQ22
DQ23
DQ24
DQ25
DQ26
DQ27
DQ29
DQ3
DQ30
DQ31
DQ4
DQ5
DQ6
DQ7
DQ8
DQ9
DQS0_C
DQS0_T
DQS1_C
DQS1_T
DQS2_C
DQS2_T
DQS3_C
DQS3_T
DM0
DM1
DM2
DM3
CA0
CA1
CA2
CA3
CA4
CA5
CA6
CA7
CA8
CA9
ZQ0
NC18
CLK_C
CLK_T
CKE0
NC19
CS0
NC20
VSS
DAT0
DAT1
DAT2
DAT3
DAT4
DAT5
DAT6
DAT7
RST
CMD
CLKM
VDD1_
1
VDD1_
2
VDD1_
3
VDD1_
4
VDD2_
1
VDD2_
2
VDD2_
3
VDD2_
4
VDD2_
5
VDD2_
6
VDDQ
1
VDDQ
2
VDDQ
3
VDDQ
4
VDDQ
5
VDDQ
6
VDDQ
7
VDDQ
8
VDDQ
9
VDDQ10 VDDQ11 VDDQ12
VCCQ
VDDQ14 VDDCA1 VDDCA2 VDDCA
3
VREFD
Q
VREFC
A
VCC1 VCC2
VDDI
R333
100
C362
2.2u
R309
240
TP301
C338
1u
0.1u
C359
0.1u
C363
R33
4
1M
C312
1u
2.2u
C30
6
1u
C311
10
n
C36
0
D300
C301
10u
C302
10u
C322
10n
2.2u
L302
2.2u
C332
C30
5
2.2u
C30
4
2.2u
2.2u
C337
330k
R310
R312
39K
1u
C323
1u
C336
C313
1u
C310
1u
C309
1u
1u
C308
C307
1u
3.3K
R311
L301
2.2u
4.7u
C318
C321
4.7u
C334
4.7u
L303
4.7u
100K
R301
4.7u
C330
C355
1u
C349
1u
R30
6
200K
C351
1u
200K
R305
10n
C348
10K
R320
100n
C352
C354
4.7u
C353
1u
C350
4.7u
100n
C32
9
C328
100n
2.2u
C32
6
100n
C32
7
C32
5
2.2
u
100n
C36
1
100n
C345
2.2u
C344
R326
47K
R308
240
47K
R330
R329
47K
47K
R328
R327
47K
47K
R325
2.2u
L300
R324
47K
R323
47K
R302
47K
R331
1
+1V8_VIO_MTK
+1V8_VIO_MTK
+1V8_VIO_MTK
+1V8_VIO_MTK
+1V8_VIO_MTK
+1V8_VIO_MTK
+2V85_VRF_MTK
+2V85_VRF_MTK
+2V8_VTCXO_MTK
VBATT
VBATT
VBATT
VBATT
+3V4_VWPAM_MTK
SCL_2
SDA_2
RESET_IN
WATCHDOG_RESET
PMUCTRL0
BBWAKEUP
PMUCTRL1
PMU_INT
SRCLKENA
PACTRL2
PACTRL0
PACTRL1
CHD_DP
CHD_DM
+1V35_PROC_MTK
+1V2_VM12_INT_MTK
+1V2_CORE_MTK
+3V0_VSIM2_MTK
+3V3_USB_MTK
+2V5_AVDD1_MTK
+2V8_VIO_MTK
eMMC_CLK
eMMC_RST
+3V0_VSIM_MTK
DDRAM_DQM_[2]
DDRAM_DQM_[1]
DDRAM_DQM_[3]
DDRAM_DQS_[0]_P
DDRAM_DQS_[1]_P
DDRAM_DQS_[2]_P
DDRAM_DQS_[3]_N
DDRAM_DQS_[2]_N
DDRAM_DQS_[1]_N
DDRAM_DQS_[0]_N
DDRAM_DQS_[3]_P
DDRAM_DATA_[31]
DDRAM_DATA_[30]
DDRAM_DATA_[2]
DDRAM_DATA_[3]
DDRAM_DATA_[4]
DDRAM_DATA_[5]
DDRAM_DATA_[6]
DDRAM_DATA_[7]
DDRAM_DATA_[8]
DDRAM_DATA_[10]
DDRAM_DATA_[11]
DDRAM_DATA_[12]
DDRAM_DATA_[13]
DDRAM_DATA_[14]
DDRAM_DATA_[15]
DDRAM_DATA_[16]
DDRAM_DATA_[17]
DDRAM_DATA_[18]
DDRAM_DATA_[19]
DDRAM_DATA_[20]
DDRAM_DATA_[21]
DDRAM_DATA_[22]
DDRAM_DATA_[23]
DDRAM_DATA_[24]
DDRAM_DATA_[25]
DDRAM_DATA_[26]
DDRAM_DATA_[27]
DDRAM_DATA_[28]
DDRAM_DATA_[29]
DDRAM_DATA_[1]
DDRAM_DATA_[9]
DDRAM_ADDRESS_[9]
DDRAM_ADDRESS_[8]
DDRAM_ADDRESS_[7]
DDRAM_ADDRESS_[6]
DDRAM_ADDRESS_[5]
DDRAM_ADDRESS_[4]
DDRAM_ADDRESS_[3]
DDRAM_ADDRESS_[2]
DDRAM_ADDRESS_[1]
DDRAM_ADDRESS_[0]
DDRAM_CS_[0]_N
DDRAM_CLK_P
DDRAM_CLK_N
DDRAM_DQM_[0]
DDRAM_CS_[1]_N
VCHG_LDO_4V9
BATT_TEMP_ADC
AVDD18_DIG
AVDD18_DIG
+2V5_AVDD2_MTK
+2V8_VRTC_MTK
VAPROC_FB
+1V2_VLPDDR2_MTK
+1V2_VLPDDR2_MTK
+1V2_VLPDDR2_MTK
+0V6_VREF
+0V6_VREF
DDRAM_CLK_EN
eMMC_DATA[7]
eMMC_DATA[5]
eMMC_DATA[6]
eMMC_DATA[4]
+3V3_eMMC_MTK
+3V3_eMMC_MTK
eMMC_DATA[3]
eMMC_DATA[2]
eMMC_DATA[1]
eMMC_DATA[0]
DDRAM_DATA_[0]
PCB_REVISION
VTREF
PWR_ON_SW_N
eMMC_CMD
+3V0_VIBR_MTK
+3V0_PROX_MTK
RTCCLK_D
+3V0_SENSORS_MTK
+1V8_LCD_VIO_MTK
+2V8_LCD_VCI_MTK
+3V3_MICRO_SD
FGN_IC
+3V0_TOUCH_MTK
+1V8_VRF_MTK
+3V3_MICRO_IO
0.151136
FOR PI TEST
[4GB eMMC_4Gb LPDDR2] FOR V5
1.3-3.3V,100mA
1.3-3.3V,200mA
1%
1%
Seperate DC-DC GND to Main GND
1.2V,300mA
0.9-1.2V,300mA
1.2V,360mA
2.85V,200mA
2.8V,40mA
1.8-2.5V,100mA
2.8V,100mA
1.8/3.0V,100mA
1.3-3.3V,100mA
1.3-3.3V,200mA
1.3-3.3V,400mA
1.3-3.3V,100mA
1.5-2.8V,200mA
1.3-3.3V,200mA
1.3-3.3V,300mA
1.3-3.3V,100mA
2.5/2.8V,100mA
1.8-2.8V,2mA
3.3V,100mA
R1
250K
100K
100K
100K
100K
100K
100K
PCB Revision
Revision
A
B
C
D
1.0
1.1
1.2
R1
100K
R2
5.6K
12K
19.1K
27K
47K
100K
ADC Value[V]
ADC
R2
0.305357
0.457053
0.605906
0.911224
1.425
2.035714