
7. CIRCUIT DIAGRAM
- 114 -
LGE Internal Use Only
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
D
(UART_TxD)
S/W DEBUG???
3
1
5
3.5phi HEADSET
HEADSET MIC
(18pin 6, 7)
4
A
C
4
A
/ Calibration
S/W Download
External Charger
A
5
7
9
CONNNECTOR
E
3
2
MIC
C
(UART_RxD)
DEBUG_TX/RX
2
USAGE
UART PORT
B
BATTERY
1
JIG PORT
B
(18pin 16, 17)
6
MON PORT
8
UART
3.5phi
PIF-UNION
(Reverse Type)
D
B
L208
100nH
C207
1u
R203
100K
VUSBIN
R223
47
FB404
FB403
21
22
3
4
5
6
7
8
9
CN200
1
10
11
12
13
14
15
16
17
18
19
2
20
VBAT
ENRY0006401
HSEJ-18S04-25R
R210
2.2K
120
L201
2V93_VEXT
R227
100K
100nH
L209
FB200
C211
FB402
1000p
100K
R215
100K
R212
C217
R202
1K
39p
47
R622
C220
39p
1u
CHG_ABB
C214
R226
15K
R217
VA205
30K
C213
ICVS0505500FR
10u
VA209
EVLC5S02100
C205
47p
ZD201
RCLAMP0521P_TCT
100nH
L210
U200
NLAS7222C
D+
1
D-
2
3
GND
HSD1+
7
6
HSD1-
5
HSD2+
HSD2-
4
S
10
9
VCC
_OE
8
VBAT
_CHG
4
_EN
5
3
_PPR
2V93_VEXT
R625
10K
BAT
11
8
GND
6
IMIN
IUSB
7
IVDC
9
13
PGND
10
USB_BYP
VDC
1
VDC_BYP
12
2
VUSB
EVLC5S02100
VA208
ISL9221
U202
VA201
GRM36X7R683K16PT
1u
C230
0.068u
VBUS_USB
100K
R221
R213
100K
100nH
L206
R222
18K
RCLAMP0521P_TCT
ZD200
C225
2.2u
1u
VBAT
C222
CHG_ABB
27p
C212
C224
1u
3
4
C231
39p
CN201
1
2
HSMICBIAS
VA211
EVLC5S02100
L200
100nH
R216
10K
J200
7620-3_5G-DB1-A
C209
27p
C202
DNI
0.1u
C203
22u
C228
R220
18K
20
R211
39p
VCHARGE
VBAT
C216
R200
20
L207
600
EVLC5S02100
VA210
1u
C226
2V5_VMIC
L202
120
100K
R218
L203
100nH
R206
2.2K
EVLC5S02100
VA202
FB401
C204
47p
R225
30K
VA203
EVLC5S02100
L205
100nH
IN1
4
IN2
8
5
NC1
NC2
7
NO1
2
NO2
10
V+
1
C200
0.1u
U201
DG2735DN-T1-E3
3
COM1
9
COM2
6
GND
47p
C206
600
L204
VA204
EVLC5S0250
VBAT
SPU0410HR5H-PB
MIC200
2
G1
3
G2
4
O
1
P
LMV7291MGX-NOPB
U605
GND
2
OUT
1
5
VCC
VIN+
3
4
VIN-
100K
R214
2V93_VEXT
C666
EVLC5S02100
VA200
0.1u
R224
220K
R624
VUSBIN
47
C227
1u
R219
5.62K
10u
VCHARGE
VA207
EVLC5S02100
C201
C215
24p
C210
2V93_VEXT
24p
C229
1u
1.5K
R209
1u
EVLC5S02100
VA206
C221
C208
24p
VMIC_GND
JACK_DET_3.5
1u
C223
MIC_N
MIC_P
EXT_SPK_L
JACK_TYPE
HPMIC_DET_3.5
HP_MIC_3.5
HOOK_DETECT_GPIO
VMIC_GND
GENIE_TX
USB_DP
USB_DM
USB_DET
BB_IO_P6
BB_IO_P7
IO_P6
IO_P7
MM_USB_DP
MM_USB_DM
MM_USB_EN
HP_MIC_P
HP_MIC_3.5
EXT_SPK_R
BB_IO_P7
USB_DET
GENIE_RX
BB_IO_P6
RPWRON
IO_P6
JACK_DETECT
CHG_PPR
CHG_IND
HP_MIC_N
IO_P7
HSO_3.5_R
FM_ANT
FM_ANT
DSR_DET
CHG_EN
BATT_TEMP
USB_DET
HSO_3.5_L
CHG_DET
USC1
USC2