
- 78 -
Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
DNI
C564
CN545
MCGY0004201
MCGY0004201
CN532
CONNECTOR
CN501
ENRY0011801
VBUS
D-
D+
ID
GND
CN500
ENRY0011801
VBUS
D-
D+
ID
GND
MCGY0004201
CN533
CN530
MCGY0004201
MCGY0004201
CN531
CN528
MCGY0004201
R503
0
MCGY0004201
CN529
CN526
MCGY0004201
CN548
MCGY0004201
MCGY0004201
CN527
CN524
MCGY0004201
MCGY0004201
CN525
CN522
MCGY0004201
CN523
MCGY0004201
MCGY0004201
CN520
0
R521
0
R500
R501
0
0
R502
R505
0
R519
0
0
R522
CN521
MCGY0004201
MCGY0004201
CN518
MCGY0004201
CN519
CN516
MCGY0004201
R511
4.7K
CN542
MCGY0004201
33
5
R
I
N
D
MCGY0004201
CN543
CN546
MCGY0004201
OJ505
OJ504
OJ503
OJ500
DG2722
EUSY0386501
U502
D+
HSD1-
D-
HSD2+
GND
HSD2-
HSD1+
_OE
V+
S
DG2722
EUSY0386501
U503
D+
HSD1-
D-
HSD2+
GND
HSD2-
HSD1+
_OE
V+
S
VDD_3.3
VDD_3.3
VDD_3.3
1u
C559
VDD_2.5
9.
94
70
5
R
02
04
60
5
R
VDD_2.5
VDD_3.3
VDD_1.2
VDD_1.2
100p
C513
100n
C501
1u
C542
0.1u
C543
0.1u
C544
0.1u
C545
0.1u
C546
0.1u
C548
0.1u
C549
4.7u
C547
100p
C550
100p
C551
R517
0
0
R518
R520
0
VDD_3.3
VDD_1.2
VDD_1.2
10n
C552
VDD_2.5
1n
C505
1n
C506
1n
C507
1n
C508
1n
C518
1n
C519
1n
C520
1n
C527
1n
C526
1n
C525
1n
C524
100n
C509
100n
C510
100n
C511
100n
C512
100n
C523
100n
C522
100n
C521
100n
C531
100n
C530
100n
C529
100n
C528
VDD_3.3
VDD_1.2
U200
1_
1S
SV
A
2_
1S
SV
A
3_
1S
SV
A
4_
1S
SV
A
5_
1S
SV
A
6_
1S
SV
A
7_
1S
SV
A
8_
1S
SV
A
1_
2S
SV
A
2_
2S
SV
A
3_
2S
SV
A
4_
2S
SV
A
5_
2S
SV
A
1_
7S
SV
A
2_
7S
SV
A
3_
7S
SV
A
4_
7S
SV
A
5_
7S
SV
A
6_
7S
SV
A
7_
7S
SV
A
8_
7S
SV
A
1O
XS
SV
A
2O
XS
SV
A
3O
XS
SV
A
4O
XS
SV
A
5O
XS
SV
A
6O
XS
SV
A
7O
XS
SV
A
8O
XS
SV
A
99
SS
V
00
1S
SV
10
1S
SV
20
1S
SV
30
1S
SV
40
1S
SV
50
1S
SV
60
1S
SV
70
1S
SV
80
1S
SV
90
1S
SV
01
1S
SV
11
1S
SV
21
1S
SV
VDDMEM1
VDDMEM2
VDDMEM3
VDDMEM4
VDDMEM5
VDDMEM6
VDDMEM7
VDDMEM8
VDDIO1
VDDIO2
VDDIO3
VDDIO4
VDD1
VDD2
VDD3
VDD4
VDD5
EPHY_GND1
EPHY_GND2
EPHY_GND3
EPHY_GND4
EPHY_GND5
EPHY_GND6
EPHY_GND7
EPHY_GND8
EPHY_GND9
EPHY_GND10
EPHY_GND11
EPHY_GND12
EPHY_GND13
EPHY_GND14
EPHY_GND15
EPHY_GND16
EPHY_GND17
EPHY_GND18
EPHY_GND19
EPHY_GND20
EPHY_GND21
EPHY_GND22
EPHY_GND23
EPHY_GND24
EPHY_GND25
EPHY_GND26
EPHY_GND27
VSS1
VSS2
VSS3
VSS4
VSS5
VSS6
VSS7
VSS8
VSS9
VSS10
VSS11
VSS12
VSS13
VSS14
VSS15
VSS16
VSS17
VSS18
VSS19
VSS20
VSS21
VSS22
VSS23
VSS24
VSS25
VSS26
VSS27
VSS28
VSS29
VSS30
VSS31
VSS32
VSS33
VSS34
VSS35
VSS36
VSS37
VSS38
VSS39
VSS40
VSS41
VSS42
VSS43
VSS44
VSS45
VSS46
VSS47
VSS48
VSS49
VSS50
VSS51
25
SS
V
35
SS
V
45
SS
V
55
SS
V
65
SS
V
75
SS
V
85
SS
V
95
SS
V
06
SS
V
16
SS
V
26
SS
V
36
SS
V
46
SS
V
56
SS
V
66
SS
V
76
SS
V
86
SS
V
96
SS
V
07
SS
V
17
SS
V
27
SS
V
37
SS
V
47
SS
V
57
SS
V
67
SS
V
77
SS
V
87
SS
V
97
SS
V
08
SS
V
18
SS
V
28
SS
V
38
SS
V
48
SS
V
58
SS
V
68
SS
V
78
SS
V
88
SS
V
98
SS
V
09
SS
V
19
SS
V
29
SS
V
39
SS
V
49
SS
V
59
SS
V
69
SS
V
79
SS
V
89
SS
V
U200
USB_ANA3P3
HSIC_VDDIO
USB_ANA2P5
USB_ANA1P2
USB_ANA1P2_PLL
USB_AGND1
USB_AGND2
USB_AGND3
HSIC_DGND1
HSIC_DGND2
ATEST
VSSPLL
VDDPLL_1P2
RDAC
EPHY_AVDD1P2_1
EPHY_AVDD1P2_2
EPHY_PLLVDD1P2
BIAS_VDD2P5
RF_2G_ANTENNA_CORE0
RF_2G_ANTENNA_CORE1
PA_2G_CORE0
PA_2G_CORE1
GPAIO_GPIO_PAD
RCAL_RES_EXT_CORE
XTAL_VDD2P5
XTAL_BUF_OUT
XTALIN
XTALOUT
VDDIN_RFL
O_VREF_RFL
LOGEN_VDD1P2
TX_2G_CORE0_VDD1P2
TX_2G_CORE1_VDD1P2
PA_2G_CORE0_VDD3P3
PA_2G_CORE1_VDD3P3
CORE0_VDD1P2
CORE1_VDD1P2
USB20PHY_MONCDR
USB20PHY_MONPLL
USB20H_CTL1
USB20PHY_DP
USB20PHY_DM
USB20H_CTL2
USB20PHY_STROBE
USB20PHY_DATA
USB20PHY_COMPHSIC
USB20PHY_RREF
TDP4
TDN4
RDP4
RDN4
TDP3
TDN3
RDP3
RDN3
TDP2
TDN2
RDP2
RDN2
TDP1
TDN1
RDP1
RDN1
TDP0
TDN0
RDP0
RDN0
MIMOPHY_CORE0_ANT0_RX
MIMOPHY_CORE0_ANT0_TX
MIMOPHY_CORE1_ANT1_RX
MIMOPHY_CORE1_ANT1_TX
TSSI_0_IQTEST_P
TSSI_1_IQTEST_N
PAD_2G_CORE0_VDD3P3
PAD_2G_CORE1_VDD3P3
O_VDD1P3_RFL
SYNTH_VDD1P2
SYNTH_VCO_VDD1P2
VDDPLL_PHY_1P2
VSSPLL_PHY
10u
C533
100n
C534
10u
C539
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
L
K
J
I
H
G
F
E
D
C
B
A
L
K
J
I
H
G
F
E
D
C
B
A
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
100n
C540
1K
R509
240
R510
1n
C538
1n
C536
100n
C537
100n
C535
10u
C532
VDD_1.2
600
FB501
VDD_1.2
100n
C517
10u
C516
R515
0
10u
C514
100n
C515
1u
C556
1u
C557
0.1u
C555
4.7u
C558
0
R516
10n
C500
10n
C502
15K
R514
10n
C503
1u
C541
10u
C504
0
R508
R525
0
0.1u
C553
0.1u
C554
VDD_3.3
4.7u
C560
4.7u
C561
4.7u
C562
4.7u
C563
MCGY0004201
CN517
CN514
MCGY0004201
MCGY0004201
CN515
MCGY0004201
CN512
VDD_3.3
TP500
TP501
TP502
TP503
600
FB503
CN513
MCGY0004201
MCGY0004201
CN510
CN511
MCGY0004201
MCGY0004201
CN508
CN509
MCGY0004201
CN506
MCGY0004201
MCGY0004201
CN507
MCGY0004201
CN504
CN505
MCGY0004201
MCGY0004201
CN502
CN503
MCGY0004201
MCGY0004201
CN540
CN541
MCGY0004201
600
FB502
600
FB504
220
FB500
MCGY0004201
CN538
CN539
MCGY0004201
MCGY0004201
CN536
CN537
MCGY0004201
CN534
MCGY0004201
CN535
MCGY0004201
CN3
MCGY0004201
CN4
MCGY0004201
MCGY0004201
CN5
CN1
MCGY0004201
MCGY0004201
CN2
CN6
MCGY0004201
MCGY0004201
CN7
CN547
MCGY0004201
MCGY0004201
CN544
0
R504
PORT1_RDN
PORT1_RDP
PORT1_TDN
PORT1_TDP
UART_SEL
NP_UART_RX
NP_UART_TX
VRXA1_1
VTXA1_1
VRXA0_0
VTXA0_0
LTE_UART_RX
LTE_UART_TX
XTAL_OUT
XTAL_IN
TXG_1
RXG_1
RXG_0
TXG_0
XTAL_GND
NP_USB1_DM
NP_USB1_DP
VDD_NP_1.2_RF
VDD_NP_1.2_RF
VDD_NP_1.2_RF
VDD_NP_1.2_RF
VDD_NP_1.2_RF
SW_NP_UART_RX
SW_NP_UART_RX
SW_NP_UART_TX
SW_NP_UART_TX
SW_LTE_UART_RX
SW_LTE_UART_RX
SW_LTE_UART_TX
SW_LTE_UART_TX
USB MINI B FOR LTE
UART SWITCH
USB MINI B FOR NP
DNI
DNI
CN503,CN504,CN508,CN513,CN545,CN546,CN548 are DNI.