Circuit Diagram; Main - LG G7100 Service Manual

8. CIRCUIT DIAGRAM

8.1 MAIN

1 2
A
VBAT
MIDI_ILE
TP109
TP108
RPWRON
TP114
JTAGEN
TP107
TDO_1
TP113
TDI
TP102
TMS
TP100
TCK
TP101
TDO
TP120
TP112
B
_RAM_CS
_ROM_CS1
_WR
_LBS
KDS121E
_UBS
ONNOFF _RD
2
RPWRON
3
1
CLKON
R124 D100
C132 1000p
13MHZ
200K
MC-146X100
R122
3
4
R120
NC
10M
2 1
32.768KHz
C
HFK_DETECT
VIBRATOR
DEBUG_RX
2V8_VMEM
CAM_RST
DEBUG_TX
_MIDI_IRQ
U102
NL27WZ32US
8 1
VCC A1
JACK_DETECT
7 2
_SUBLCD_CS Y1 B1 ADD3
DIM_CNTL
6 3
ADD2 _MIDI_CS CAM_HOLD
B2 Y2
5 4
A2 GND
C122
GATE_EN
0.1u
D
_ROM_CS2
KEYROW0
KEYROW1
KEYROW2
KEYROW3
KEYROW4
KEYCOL0
VSIM VSIM
KEYCOL1
KEYCOL2
KEYCOL3
KEYCOL4
R121
R140
C142
220n
0
20K
J100
4 1
GND1 VCC
5 2
VPP RST
6 3
SIM_DATAOP IO CLK
10 7
GND5 GND2
9 8
E GND4 GND3
C130
C144
1000p
NC
1 2
LGIC(42)-A-5505-10:01
3 4
2V8_VMEM 1V8_VCORE 2V8_VMEM 2V8_VMEM 2V0_VRTC
C137 C124 C127 C139 C133 C131
VA102
47n
47n 47n 47n 47n
47n
VA103
H4
ADD0
J3
ADD1 ADD1
J2
ADD2
ADD2
J4
ADD3 ADD3
K3
ADD4 ADD4
K2
ADD5
ADD5
K4
ADD6 ADD6
L4
ADD7 ADD7
L1
ADD8
ADD8
L3
ADD9 ADD9
L5
ADD10 ADD10
M1
ADD11
ADD11
M2
ADD12 ADD12
N1
ADD13 ADD13
P1
ADD14
ADD14
N2
ADD15 ADD15
P2
ADD16 ADD16
N3
ADD17
ADD17
M3
ADD18 ADD18
P4
ADD19 ADD19
N4
ADD20
ADD20
M4
ADD21 ADD21
P5
ADD22 ADD22
TP115 M14
RAMCS
M13
ROMCS
P14
WE
P13
LWR
N12
HWR
M11
RD
B2
PWRON CLKOUT_GATE
TP116 G14
CLKON
L12
CLKIN
B3
OSCOUT
A3
OSCIN
N14
_RESET RESET
C14
USC0
USC0
D12
USC1 USC1
A14
USC2
USC2
A13 U101
USC3
USC3
E11 AD6525XCA-REEL
USC4 USC4
C12
USC5
USC5
B13
USC6
D11
GPIO_0
D10
GPIO_1
B12
GPIO_2
C11
GPIO_3
D9
FLIP1
GPIO_4
B11
FLIP2 GPIO_5
A11
GPIO_6
C10
PWD_EN
GPIO_7
D8
CAM_INT GPIO_8
A10
CHRDET GPIO_9
C9
GPIO_10
C7
LCD_RES GPIO_11
B9
GPIO_12
A9
GPIO_13
B8
AMP_EN GPIO_14
A8
EOC GPIO_15
D6
GPIO_16 DISPLAYCS
B7
IRDA_SD GPIO_17
L13
GPCS1
M12
GPCS0
A6
KEYPADROW0
F4
KEYPADROW1
D4
KEYPADROW2
B5
KEYPADROW3 SIMDATAOP
A5
KEYPADROW4
C4
KEYPADCOL0
E4
KEYPADCOL1
B4
KEYPADCOL2
A4
KEYPADCOL3
C3
KEYPADCOL4
SIM_RST
SIM_CLK
C143
NC
3 4
5 6 7
0
R117
2V8_VMEM
R118 NC
1V8_VCORE
C126 C140
47n 47n
VBAT
N6
DATA0 DATA0
P6 TP117
DATA1 DATA1
M6
DATA2
DATA2
N7 TP118
DATA3 DATA3 RPWRON
2V55_VAN 1V8_VCORE
M7
DATA4 DATA4
L7
DATA5
DATA5 TP119
P8
DATA6 DATA6
N8
DATA7 DATA7
M8
DATA8
DATA8
R109
P9
DATA9 DATA9
M9
C111
DATA10 DATA10 C109 100K
P10
DATA11 10u
DATA11
N10 47n
(1608)
DATA12 DATA12
M10
DATA13 DATA13
P11
DATA14
DATA14
N11
DATA15 DATA15 JTAGEN
TDO_1
TDI
R126 47
L14
GPIO_32 DSR TMS
TDO
K11
TP110
JTAGEN
J11 TP105 B2
GPIO_21 TDI
J12 TP111 TP103 B1
GPIO_20 TDO
H13 TP106 C2
GPIO_19 TMS
H14 TP104 C1
GPIO_18 TCK
TCK
B1 J4
GPO_0 RXON
C2 K4
GPO_1 TXON
D1 J2
CLKOUT MCLK
D2 K2
MCLKEN
E1 K1
GPO_24 RESET
A1 J3
GPO_5 ARSM
C1 K3
GPO_6 ATSM U100
J1
E2
ASDI ASDO
F1 H1
ASDO ASDI
AD6521
F2 H2
ASFS ASFS
F3 G2
BSDO BSDI
G4 F2
BSOFS BSIFS
G2 F1
BSDI BSDO
G1 E2
BSIFS BSOFS
G3 D1
VSDI VSDO
H3 E1
VSDO VSDI
H2 D2
VSFS VSFS
B4
IDACOUT
G13 A3
TX_EN
GPO_2 IDACREF
G12
GPO_3 RX_EN
H12
BANDSEL1
GPO_4
F14
HFK_EAR
GPO_7
F13
GPO_8 CHG_EN
H11
GPO_9 DCSSEL
F12
_MIDI_RST
GPO_10
E14
GPO_11 GSMSEL
E13
GPO_16 VSYNTHEN
G11
TXPA
GPO_17
E12
GPO_18 ONNOFF
D14
GPO_19 PLL_LE
D13
PLL_DATA
GPO_20
F11
GPO_21 PLL_CLK
M5
_MAIN_LCD_CS
A7
GPO_22 LCD_BACKLIGHT
C5
KEY_BACKLIGHT
GPO_23
J14
GPIO_22 PLL_PD
L10
SIM_RST
GPIO_23
K13
GPIO_24 SIM_EN
K12
SIMCLK SIM_CLK
J13
SIM_DATAOP
Approved
Iss. Notice No. Date Name
5
- 129 -
8 9
2V55_VAN
R115
1K
R113
2K
C115
39p
R111 C118 0.1u
2V8_VMEM 1V8_VCORE
C112
100
39p
R112 C119 0.1u
R116 R119 C117
100 R129
0 NC 39p
3.6K
R128
C123 C125
NC
47n 47n
R114
C100
100
39p
F9
ITXP TXIP
E9
TXIN
ITXN
C9 C116
QTXN TXQN
D9
QTXP TXQP
39p
E10
RXIP
IRXP
D10
IRXN RXIN
C10
QRXP RXQP
B10
RXQN TXRAMP
QRXN
36K
R130
A10
AFC
AFCDAC
H9
RAMPDAC
A8
REFCAP
A7
REFOUT
39p 0.1u 39p 1u
A6
AUXADC1
C104 C105 C103 C102
A5
AUXADC2
B5
AUXADC3 TEMPSENSE
A4
AUXADC4
2V8_VMEM
H10
VINAUXP
G10
R104
VINAUXN
J10
120K
VINNORP
R102
K10
VINNORN
C108
R103
1K
39p
120K
J6
BUZZER
R100 100
C106 C107
K8
VOUTNORP
VOUTNORP 0.01u 0.01u
K7
VOUTNORN VOUTNORN
K9
VOUTAUXP AUXOP
K6
AUXON
VOUTAUXN
C114 C113
39p 39p
Section Date Sign & Name
MODEL G7100
Designer
Checked
DRAWING
NAME
DRAWING
LG Electronics Inc.
NO.
10
C120
C121
10u 10u
(1608) (1608)
A
C147
VA101
SP106
39p
MIC100
1
C146
2
39p
OBG-13SA42-C1033
C145
VA100 SP105
39p
Q100
R127
2SC5585
USC3
1.5K
R125
100K
AUX_MIC_P
B
AUX_MIC_N
2V8_VMEM
R106
120K
R108 1K
BAT_TEMP
C110
R107
39p
82K
C
HOOK_DETECT
VBAT
R101
200K
MVBAT
R105
200K
D
Sheet/
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MAIN
V1.1
LG Electronics Inc.