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7. CIRCUIT DIAGRAM
1
2
V_IO
A
C201
C202
10u
100p
R204
HOOK_DETECT
100
C206
100p
HSO_L
HSO_R
R209
HSBIAS
330
C209
C210
100p
10u
HSMIC
B
C215
100p
JACK_TYPE
JACK_DETECT
RPWON
DSR_MODEM
VCUSB
TX
RX
VBAT
C
0.1u
C222
TX_MODEM
RX_MODEM
U202
ISL8499IRZ-T
1
12
REMOTE_INT
NC1
COM4
2
11
REMOTE_ADC
IN1-2
NO4
3
10
NO2
IN3-4
4
9
COM2
NC3
VBAT
D
USB_PU_EN
C228
1u
U203
NLAS4717FCT1G
C4
C2
MAP_USB_P
NO1
IN1
A4
A2
MAP_USB_N
NO2
IN2
R231
C1
C3
USB_DP
NC1
COM1
24
R233
A1
A3
USB_DM
NC2
COM2
24
E
1
2
LGIC(42)-A-5505-10:01
3
4
5
V_IO
VBAT
VCHG
L201
100nH
L202
R212
100nH
100K
C211
C212
100p
100p
L203
100nH
C216
EVLC5S01033
CN202
21
19
1
NA
2
NA
3
R218
4
R219
5
R220
6
7
8
9
10
FB201
11
12
13
14
FB202
15
16
17
VA201
C220
C221
10u
10u
18
EVLC14S02050
0
20
FB203
22
USB_EN
D201
CSPESD304G
USB_PATH_SEL
Iss.
3
4
5
6
7
8
VBAT
VBATS
BATT_TEMP
R202
R205
20K
C205
C204
C203
33K
10u
47p
0.1u
VCUSB
VCHG
C214
24p
R217
FM_ANT
CHG_EN
TDI
0
NA
TCK
NA
TMS
TDO_ARM
C217
C218
R221
1u
1u
SIM I/O CKTs
V_SIM
V_SIM
CN203
GND
VCC
VPP
RST
SIM_IO
I_O
CLK
22p
C224
C225
C226
C227
C223
0.1u
1u
150p
150p
Section
Date
Designer
Checked
Approved
Date
Name
Notice No.
LG Electronics Inc.
- 86 -
9
10
CN201
1
G1
2
CHARGING CKTs
G2
3
VBAT
V_IO
U201
ISL6299
1
10
CRDL
BAT
2
USB
6
3
IMIN
_PPR
R216
4
_CHG
_CHG_STAT
9
ICDL
0
7
8
USBON
GND
5
11
_EN
PGND
C219
1u
JTAG PORT
VBAT
JTG201
3G
2.5G
1
GND
GND
2
RX
RX_MODEM
RX
3
TX
TX
TX_MODEM
4
UFLS
NC1
5
ON_SW
RPWON
ON_SW
6
VBAT
VBAT
VBAT
7
PWR
NC2
8
URXD
NC3
9
SIM_RST
UTXD
NC4
10
SIM_CLK
DSR
DSR_MODEM
11
RTS
RTS_MODEM
12
CTS_MODEM
CTS
V_IO
Sign & Name
Sheet/Sheets
MG810c
MODEL
Main 2/5
DRAWING
I/O CONNECTOR
NAME
DRAWING
Rev 1.0
NO.
A
A
B
B
C
D
LG Electronics Inc.
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