LG GX500 - Page 122

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7. CIRCUIT DIAGRAM
LGE Internal Use OnlyCopyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
FSA2268TUMX_F113U303
94
63
52
71
810
1B0 1A
1B1 S1
2B0 2A
2B1 S2
GND VCC
DG2735DN-T1-E3U301
65
74
83
92
101
V+ NO2
NO1 COM2
COM1 IN2
IN1 NC2
NC1 GND
DG2735DN-T1-E3U302
65
74
83
92
101
V+ NO2
NO1 COM2
COM1 IN2
IN1 NC2
NC1 GND
103C
Fu100.0
10
R311
100KR318
10
R312
VUSB
1u
C310
VBAT
303R
K7.4
VUSB
403R
IND
27p
C303
27p
C304
R305
1K
603R
K01
K3.
3
223R
0R314
VA301
VA302
0.022uFC305
0R320
0.022uFC306
n001
103L
33
R302
MIC301
SPU0410HR5H-PB
4
3
2
1
P
G1
G2
O
L
K
J
I
H
G
F
E
D
C
B
A
12
11
10
9
8 7 6 5 4 3 2 1
L
K
J
I
H
G
F
E
D
C
B
A
12
11
10
9
8 7 6 5 4 3 2 1
0.1u
C331
CN301
15
13
11
9
7
5
4
3
2
1
14
12
10
8
6
100n
L306
1u
C314
2.2u
C317
0
623R
2V62_VIO
47p
C307
VBAT
47P
C311
213C
27P
FSA2268TUMX_F113U304
94
63
52
71
810
1B0 1A
1B1 S1
2B0 2A
2B1 S2
GND VCC
SA
IB_
CI
M
_
8V1
1V8_MIC_BIAS
C313
1U
1u
C302
1U
C315
V_BUS
100NH
L303
703R
K001
2V62_VIO
1K
R308
27P
9
13
C
RPWRON_EN
C320
1U
2V62_VIO
903R
K01
403L
HN001
FB301
0
13
R
K
001
NLAS4157DFT2G U308
4 3
5 2
6 1
B1
S
GNDVCC
B0A
2.2u
C318
2.2U
C321
OIV_
26V2
FSA2268TUMX_F113U305
94
63
52
71
810
1B0 1A
1B1 S1
2B0 2A
2B1 S2
GND VCC
BU18TD2WNVX U307
5
3 2
4 1
VOUT
VIN
GNDSTBY
DNGP
2.2k
R313
2.2uF
C324
120pF
C325
n001
503L
V_BUS
C326
39pF
33
R301
FB302 1000
1000
HB-1M1005-102JT
FB303
U309
TS5USBA33402
4B
D2
B2
A1A2
B3
C2
A4
C1
A3D1
E4
D3D4
E3
E2C3
E1C4
1B
YLPPUSV
UART_TX VBUS
UART_RX DM
DP
USB_DM ID
USB_DP
AUDIO_L R2_2K
AUDIO_R
MIC
DSS
_INT
SDA CLDO
SCL
GND
TESI
2.2k
R315
2V62_VIO
1000FB304
27pF
C327
C328
22pF
C329
27pF
0.1uF
C330
VBAT
47p
C316
057523R
2.2k
R319
10n
C332
C333
22pF
10pF
C334
1uF
C336
123R
IND
2V62_VIO
C337
1uF
V_BUS
smhoK001
323R
2V62_VIO
423R
smhoK001
VBAT
1uF
C338
BQ25040
U310
5
6
74
83
92
101
11
PGND
IN BAT
ISET _PG
VSS1 CHG
LDO VSS2
EN_SETIFULL
2V62_VIO
103LF3A1B501CP12MFN
4 3
2
1
NITUO
1G2G
V_BUS
SIM1_UART_TX
UART_SEL
SIM1_MIC_N
SIM1_HSMIC_N
SIM1_MIC_P
SIM1_HSMIC_P
SIM1_UART_RX
_EOC
_PPR
MIC_BIAS_EN
SIM1_SIM2_SEL
SIM1_SIM2_SEL
SIM1_SIM2_SEL
RPWRON_EN
RPWRON_EN
UART_RX
UART_RX
UART_TX
UART_TX
USB_DM
USB_DM
USB_DP
USB_DP
USB_SEL
USB_SEL
SIM1_USB_DM
SIM1_USB_DP
SIM2_HSMIC_P
SIM2_HSMIC_N
SIM2_MIC_P
MAIN_MIC_P
MAIN_MIC_P
SIM2_MIC_N
RCV_N
RCV_P
SIM2_USB_DM
SIM2_USB_DP
MAIN_MIC_N
MAIN_MIC_N
SIM2_UART_TX
SIM2_UART_RX
HS_MIC_N
HS_MIC_N
_CHG_EN
USW_INT
USW_ID
USW_ID
USW_DP
USW_DP
USW_DM
USW_DM
FM_ANT
SIM1_RCV_N
SIM1_RCV_P
SIM2_RCV_N
SIM2_RCV_P
HSO_L
HSO_R
SGR_RPWRON_EN
SG3_RPWRON_EN
I2C1_SCL
I2C1_SDA
HS_MIC_P
HS_MIC_P
USB SWITCH
560 ohm->(910mA)
MUIC
1005 coil
UART SWITCH
RCV SWITCH
MAIN MIC
MIC BIAS
HS MIC SWITCH
SGR STEREO Port is not used
MIC SWITCH
)%1(
)%1(
SINGLE CHARGING IC
820 ohm->(646mA)
2K(10%)->91mA
780 ohm->(680mA)
5PIN uUSB
ECCH0000198
(2.2uF,6.3V,10%,1005)
(EUSY0372001)