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6. CIRCUIT DIAGRAM
1
2
CN300
1
2
3
END
R302
4
A
680
5
POWERKEY
END
R321
680
KEY_ROW0
R325
680
KEY_ROW1
R328
680
B
KEY_ROW2
R333
680
KEY_ROW3
R336
680
KEY_ROW4
2V8_VEXT
R337
100K
R338
680
KEY_ROW5
R339
680
C
KEY_COL0
R340
680
KEY_COL1
R341
680
KEY_COL2
R342
680
KEY_COL3
R343
680
KEY_COL4
KEY BACKLIGHT
D
KEY_BACKLIGHT3
E
1
2
LGIC(42)-A-5505-10:01
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3
4
5
CAMERA
VOL_UP
VOL_DOWN
Side Key
R311
R312
R313
CLR
FAV
100ohm
100ohm
100ohm
CLR
FAV
1
2
3
LEFT
SW300
SW301
SW302
LEFT
MENU
MENU
SW303
SW304
SW305
UP
SEL
4
5
6
UP
SEL
SW306
SW307
SW308
RIGHT
SEND
7
8
9
RIGHT
SEND
*
*
SW309
0
SHARP
#
DOWN
CONF
DOWN
CONF
T
T
VBAT
VBAT
3
4
5
6
7
8
VCHARGE
FL300
OUT
IN
GND2
GND1
2V8_VEXT
R300
ICVFP10181E301FR
12K
CHG_DET
R319
12K
R322
47
DSR
R323
47
RPWRON
R324
47
USC0
R326
NA
USC6
R327
47
USC1
R329
47
USC2
R330
47
USC3
R331
47
DEBUG_TX
R332
47
USC5
R334
47
USC4
R335
47
DEBUG_RX
BATT_TEMP
D300
6
1
USBDP
5
2
VUSB
4
3
USBDM
PACUSB-U3R
USB_VBUS
USB_DET
Trace32
PIN
DAI
Pin 1
JTAGEN
Pin 2
_RESET
TMS
Pin 7
Pin 9
TCK
Pin 11
TDI
Pin 18
TDO_1
Pin 24
2V8
I/O CONNECTOR
PIN
DAI
UART
USC0
CLOCK
-
USC1
RX
RXD
TX
TXD
USC2
-
RTS/CTS(PC)
USC4
-
CTS/RTS(PC)
USC5
USC6
RESET
-
6
7
- 93 -
9
10
2V8_VEXT
R301
NA
C300
CN301
25
26
4.7u
29
31
1
2
3
4
5
6
7
CHG_STAT
8
9
10
11
CHG_EN
12
13
14
15
16
17
18
19
20
21
22
23
24
32
30
27
28
VUSB
C307
U300
1u
SLAS4717EPMTR2G
1
10
MULTI_USB-
VCC
NO2
2
9
MULTI_USB+
NO1
COM2
USBDM
3
8
COM1
IN2
R345
1.5K
4
7
USB_PATH_SEL
IN1
NC2
USB-
5
6
USB+
NC1
GND
USBDP
R359
100K
MG295D
MODEL
LG Electronics Inc.
LGMC
LGE Internal Use Only
A
A
C
D
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