LG -S310 Service Manual page 163

7. CIRCUIT DIAGRAM
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MUIC1_TI_With Audio
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VIO_2V8
VIO_2V8
R402
R400
47K
I
UART_TX_DATA
UART_RX_DATA
USB_DM
USB_DP
HS_OUT_L
HS_OUT_R
R407 100K HS_MIC_P
VUSB_BUS
MUIC_INT_N
H
MUIC_I2C_SDA
MUIC_I2C_SCL
C406 C407 C408
47p 22p 22p
G
F
Single charger_TI_BQ25040
E
D
C
B
A
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LGE Internal Use Only
13 12 11 10
VBAT
2.2K
C4 E1
UART_TX VBUS
C3 E2
UART_RX DM MUIC_IO_M
E3
DP MUIC_IO_P
D4 D3
MUIC_ACC_ID
USB_DM ID
E4
USB_DP C401 C402
R406
U400 0.1u 1u
D1 A3
AUDIO_L R2_2K
C1 2.2K
AUDIO_R
A4 TS5USBA33402YZPR
MIC
C2
EUSY0372001
DSS
B3
_INT
A2 A1
SDA CLDO
B2
SCL
D2
GND
10nF for TI
C409
10n
TP400
VIO_2V8
VBAT
EUSY0388501 BQ25040
11
PGND
1 10
IN BAT
2 9 CHG_STS_N
ISET U402 _PG
3 8
CHG_EOC_N
VSS1 CHG
4 7
LDO VSS2
5 6
CHG_EN_N
IFULL EN_SET
ISET : Charging current set
ISET : 530/R(K)
IEOC : End of Charging current set
IEOC : R/200 %
13 12 11 10
9 8 7 6 5
BATTERY CONNECTOR
CN400
D1
1
2
3
D2
Micro-USB 5pin offset
VUSB_CHG_IN
1u CAP, TVS DIODE deleted
FL400 Line Width: 2mm
OUT IN
GND2 GND1
C410
C411
0.1u
22p
CN401
6
7
8
1
MUIC_IO_M
2
MUIC_IO_P
3
4
MUIC_ACC_ID
5
9
C417
10
11
22p
9 8 7 6 5
- 164 -
4 3 2 1
R401
BAT_ID
1K
VA400 C400
0.1u VBAT
ZD400
C403
C404
C405
39p 100u
1u
ZD701
FM_ANT
ZD401
L400 C418
270n 10p
4 3 2 1
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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