LG GW520 Service Manual page 150

8. CIRCUIT DIAGRAM
1 1 2 2
A A
C304
C307 1u
B B RADIO_OUT_R
C308 1u
RADIO_OUT_L
C312 1u
EAR_SPK_P
C313 1u
EAR_SPK_N
C317 C318
39p 39p
I2C1_SDA
I2C1_SCL
TP302
TP303
C C
RECEIVER
D D
(SURY0013901)
RCV_P
RCV_N
C328
39p
E E
E
F F
MIC MIC
VMIC_P
G G
L304 100nH
C346
MIC_P
0.1u
L305 100nH C347
MIC_N
0.1u
27p C350
C349 27p
VMIC_GND
H H
1 1 2 2
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3 3 4 4 5 5
AUDIO AMP
VBAT
FB300
120
C300 C301
1u 4.7u
C302 1u
A4
C1N
1u A5 A1 HSO_R
C1P HPR
HSO_L
A2
U300 HPL
D1
INA2 C309 C310
D2
INA1
39p 39p
CN300 HS_MIC_N
C1 MAX9877AEWP_TG45
INB2
R303 0 1
C2 EUSY0360201 D5
INB1 OUT+
B2 B5 R307 0 2
BIAS OUT-
B3
SDA HS_MIC_P
C3
SCL
(SUSY0024804)
C322 C323
D4
RXIN+ 39p 39p
B4
RXIN-
C325
1u
L301 47nH
RCV_P_FPCB
L302 47nH
RCV_N_FPCB
C329
39p
RPWRON_EN
SLIDE DETECT
C345
MIC300
DNI
2V62_VIO
SPU0410HR5H-PB
SUMY0010609
4 O
C348
3 G2 U303
0.1u
2 G1
1 P 1 4
VDD VSS
2 3
SLIDE_DETECT OUT NC
C351 C352
100p 10u C356 EUSY0313401
EM-0781-T5
0.1u
3 3
6 6 7 7 8 8
MUIC
2V62_VIO VBAT
R300
0
VBUS_USB
U301
R301 R302 C303
2.2K 100K 0.1u
C305
D2 D5
27p C311
BAT VB
22n
TP300 A4 C5
USB_DM DN1 COM1
TP301 A5 B5
USB_DP DP2 COM2
C316
C315
FB301 BLM15BD182SN1D
B3 B4
27p 2.2u R304 UART_RX U1 EUSY0371201 UID
A3
C319 MAX14526EEWP_TCC6
2.2K UART_TX U2
B1 R308 2.2K
22n
RES
A1
MIC
FB302 D4 D1
HSO_L AUD1 CAP
FB303 D3
HSO_R AUD2
C4
C324
GND
C321 HB-1M1005-102JT A2 C3
27p ISET IC
120p
I2C3_SCL
I2C3_SDA
MUIC_INT
CHARGING IC
2V62_VIO VBAT 2V62_VIO 2V62_VIO
VBUS_USB
EUSY0388501
U302
BQ25040 R311
R312 R313
100K DNI
100K
11
PGND
1 10
IN BAT
2 9 _PPR
ISET _PG
3 8
_CHG_EOC
VSS1 CHG
4 7
LDO VSS2
5 6
_CHG_EN
ITERM EN_SET
C330
C331
C332 R315 R314 1u
820 2K
1u 0.1u
3M CAMERA LDO
1V8_CAM 2V8_CAM
VBAT
U304 FB305 FB306
1 8
VIN VOUT1
2 7
CAM_LDO_EN EN1 VOUT2
3 6
EN2 NC2
C353 4 5 C354 C355
NC1 GND
1u 1u
1u
EUSY0319001
RT9011-MGPQW
8 8
- 151 -
9 9 10 10 11 11 12 12
5PIN CONNECTOR
( USB & EAR MIC & TA &UART )
VBUS_USB
FL300
C306 CN301
0.1u
SFEY0006501
NFM21PC105B1A3
6
FM_ANT
7
8
MUIC_DM C314
1 L300
MUIC_DP 10p
VBAT
RPWRON_EN 2 270nH
MUIC_DM
R305 220
3
MUIC_ID MUIC_DP
R306 220 4
C320 MUIC_ID
HB-1T1005-221JT 5
56p
9
10
R310 R309
11
DNI 300K
ENRY0008101
GU071-5P-SD-E1500
3M FF Camera Connector
(SVCY0019601)
2V8_CAM
1V8_CAM
CN302
1 24 FB304
2 23
CAM_D7 I2C2_SCL
3 22
CAM_D6 I2C2_SDA
4 21
CAM_D5
5 20
CAM_D4 CAM_VSYNC
6 19
CAM_D3 CAM_HSYNC
7 18
CAM_D2 CAM_MCLK
8 17
CAM_D1
9 16
CAM_D0
10 15
CAM_PCLK
11 14
CAM_RESET
12 13 C333 C334 C335
M_CAM_PD
0.1u 0.1u 0.1u
TP305
ENBY0034201
C336
GB042-24S-H10-E3000
DNI
R316 R317
CIF_HSYNC CAM_HSYNC CIF_PCLK CAM_PCLK
20 20
C337 C338 C339 C340
DNI 10p DNI DNI
R318 R319
CIF_VSYNC CAM_VSYNC CIF_MCLK CAM_MCLK
20 20
C341 C342 C343 C344
DNI 10p 0.5p 0.5p
FL301 FL302
6 4 6 4
CAM_D3 INOUT_B4 INOUT_A4 CIF_D3 CAM_D7 INOUT_B4 INOUT_A4 CIF_D7
7 3 7 3
CAM_D2 INOUT_B3 INOUT_A3 CIF_D2 CAM_D6 INOUT_B3 INOUT_A3 CIF_D6
8 2 8 2
CAM_D1 INOUT_B2 INOUT_A2 CIF_D1 CAM_D5 INOUT_B2 INOUT_A2 CIF_D5
TP306 9 1 TP307 9 1
CAM_D0 INOUT_B1 INOUT_A1 CIF_D0 CAM_D4 INOUT_B1 INOUT_A1 CIF_D4
SFEY0015501 SFEY0015501
ICVE10184E050R101FR ICVE10184E050R101FR
9 9 1 10 0 11 11 12 12
A
B
C
H H
LGE Internal Use Only