LG GW520 - Page 151

8. CIRCUIT DIAGRAM
- 152 -
LGE Internal Use Only Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
12
10
G
LOCK KEY
43 6
B
H
A
7
THREE_AXIS ACCEL
Sym
E
C
5
5
1 3
A
Z(7)
G
Multi
End
4
G
C
8
8
Touch
VOL-UP
F
6
B
ShutterVol_Down
124
F
Lock
Vol_Up
KEY_ROW5
5
C
H
C
9
8
E
1 6
Send
X(8)
1.8V 32K clock
? (#, )
VOL-DOWN
CAM & LOCK KEY
D
Main to FPCB (70pin connector)
G
1
KEY MATRIX
A
776 10
10 11
H
3
7 9
BLUETOOTH + FM
D
5
D
TOUCH IC
2
F
SIDE KEY_VOLUME & TOUCH LOCK
3
( High state )
2 12
B
Cam
9
1
KEY Encoder
2
E
11
B
CAM KEY
4
2
E
( Low state )
D
8
A
H
11
F
9
10
11 12
QWERTY_KEY BACKLIGHT
F
2V62_VIO
27p
EVLC5S0250
VA402
C417
VA401
EVLC5S0250
47
C2
A1
AUX
A1
D2
GND
B1
PENIRQ- SCL
D1
SDA
C1
A2
VDD_REF
X+
A3
X-
C3
Y+
B3
Y-
D3
R442
U402
TSC2007IYZGR
EUSY0337101
A0
B2
0.1uC403
C415 27p
2V62_VIO
LD403
LEWWS44-E
2V62_VIO
1uC410
R425 DNI
470
R401 4.7K
R418
47R445
C408 27p
DNI
R435
ICVN0505X150FR
3
INOUT_A3
INOUT_A4
4
INOUT_B1
9
8
INOUT_B2
INOUT_B3
7
6
INOUT_B4
2V62_VIO
VA403
FL401
ICVE10184E150R500FR
5
G1
10
G2
1
INOUT_A1
INOUT_A2
2
EVLC5S0250
VA400
C404 0.1u
R400 120K
1uC402
R402
2V85_VLCD
4.7K
C416
VBAT
EVLC5S0250
27p 27pC414
VA405
C413 C412
27p 27p
DOT
C
P51
11
P52 P53
10
9
P54
P55
5
P56
4
3
P57
PGND
29
RESETB
27
2
SEL_28P
1
TEST
23
VDD
26
XI
XO
25
CLK_SEL
24
GND1
8
GND2
28
P10
22
7
P15
P17
6
21
P40
P41
20
P42
19
P43
18
17
P44
P45
16
P46
15
14
P47
13
P50
12
EUSY0300004
PP2106M2
U400
L
27p
D
C407
N
11
8
UART_RTS
UART_RXD
9
UART_TXD
10
VAFL
16
VAFR
15
VBATT
36
VDDIO
13
VDDR3V
37
VDDRF
35
VDDTF
28 34
VREG_CTL
XTAL_N
18
XTAL_P
19
2V11_RTC
GPIO0 GPIO1
17 22
GPIO5
27
GPIO6
I2C_CLK
29
I2C_DATA
26
I2S_SCK
24 25
I2S_SDO I2S_WS
23
30
LPO_IN
PCM_CLK
3
PCM_IN
2
38
PCM_OUT
4
PCM_SYNC
33
RST_N
TM0
14
UART_CTS
BT_ANT
6
FM_ANT
32
GND1
1
42
GND10
5
GND2
GND3
7
GND4
12
20
GND5
31
GND6
GND7
39
40
GND8
GND9
41
21
R437
U403
RBCA-B561A
SMZY0019501
4.7K 4.7K
DNI
R436
C428
DNI
C426
DNI
C425
C422
C418 27p
9
G1 G2
G3 G4
0.1uF
59
6
60
61
62
63
64
65
66
67
68
69
7
70
8
44
45
46
47
48
49
5
50
51
52
53
54
55
56
57
58
3
30
31
32
33
34
35 36
37
38
39
4
40
41
42
43
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
AXT570124
ENBY0043001
1
10
11
12
13
14
100K
R448
CN400
C401 1u 1uC406
100p
C405 1u
C431
30p
C400 1u
3
4
C437
CN402
1
2
8
INOUT_B2
INOUT_B3
7
6
INOUT_B4
DNI
R438
FL400
ICVE10184E150R500FR
5
G1
10
G2
1
INOUT_A1
INOUT_A2
2
3
INOUT_A3
INOUT_A4
4
INOUT_B1
9
G1
5
G2
10
INOUT_A1
1
2
INOUT_A2
INOUT_A3
3
INOUT_A4
4
9
INOUT_B1
INOUT_B2
8
7
INOUT_B3
INOUT_B4
6
ICVE10184E150R500FR
FL402
TIEM
470
EVLC5S0250
VA406
30pC436
R404
VA404 EVLC5S0250
30p
C438
JPRY
UP
2V62_VIO
A
O
FN
COMMA
RIGHT
2.2u
SPACE
C421
K
R417
DNI
GS
BACK
QUES LEFT
1V8_CAM
X
ENTERB
SHIFT
VF
TP402
DOWN
DNI
C427
0.5p
TP404
TP401
C430
10u
C420
1.5nH
0
C429
R419 470
R441
R447
DNI
47K
100p
C435
C434
DNI
C433
DNI
C432
1R449
R446 0
C423
22n
FEED
NC1
NC2
U
TP405
ANT400
ACS2450HBACU5
SNGF0016101
R440
0
W
DNI
R443
470R407
R429 470
DNIC411
C419 27p
R444 47
H
R411 470
Q
2V65_TOUCH
DNI
R427
R424
DNI
DNI
R421
DNI
DNI
R413
MESSAGE
R409
VBAT
2V8_CAM
Z
2V62_VIO
TP403
NA
R428 470
L400
470R422
R405
DNI
470R415
0.1u
VBAT
C424
DNI
R423
8
SDI
7
SDO
2
VDD VDDIO
9
R420
DNI
BMA150
U401
EUSY0345201
CSB
5
GND
3
4
INT
NC1
110
NC2
11
NOT1 NOT2
12
SCK
6
TP406
470R410
R439
LD402
47
LD401
LEWWS44-E
LEWWS44-E
CN401
1
2
3
4
LD400
EDLH0013701
LEWWS44-E
DNI
R403
DNI
R426
Sym
TP400
DNI
R406
R433
0
DNI
2V85_VBT
R434
DNI
R416
27pC409
R414 470
470R432 470R431
R430 470
R412
DNI
DNI
R408
2V62_VIO
QWERTY_KEY_BL
KEY_INT
KEY_I2C_SCL
KEY_I2C_SDA
LCD_DATA[1]
KEY_COL2
KEY_COL1
KEY_COL0
KEY_COL4KEY_ROW5
KEY_COL0
KEY_COL1
LCD_WRn
LCD_CD
LCD_CSn
LCD_DATA[5]
LCD_DATA[7]
BT_INT
DBB_BT_INT
KEY_ROW4
KEY_ROW0
KEY_COL7
KEY_ROW1
KEY_COL4
KEY_COL3
KEY_ROW3
KEY_ROW2
UART_BT_RX
UART_BT_TX
UART_BT_CTS
UART_BT_RTS
BT_PCM_SYNC
BT_PCM_RX
BT_PCM_TX
BT_PCM_CLK
BT_VCXO_EN
FM_ANT
BT_CLK
CLK32K_1V8
RADIO_OUT_R
RADIO_OUT_L
LCD_ID
LCD_DATA[3]
LCD_RESET
KEY_COL5
KEY_COL5
CLK32K_1V8CLK32K
BT_RESET_N
TOUCH_SDA
RCV_P_FPCB
RCV_N_FPCB
TOUCH_YM
TOUCH_YP
TOUCH_XM
TOUCH_XP
TOUCH_YM
END_KEY
KEY_COL6
LCD_BL_CTRL
SLIDE_KEY_LED
KEY_ROW5
CAM_D0
TOUCH_XP
TOUCH_XM
VGA_PWDN
CAM_RESET
CAM_D6
CAM_D5
CAM_D4
CAM_PCLK
LCD_DATA[2]
LCD_DATA[0]
LCD_DATA[6]
LCD_DATA[4]
LCD_RDn
CAM_MCLK
CAM_D1
CAM_D2
CAM_D3
CAM_D7
CAM_VSYNC
CAM_HSYNC
LCD_VSYNC
TOUCH_SCL
ACCEL_INT
KEY_ROW5
KEY_COL3
KEY_COL6
I2C2_SCL
I2C2_SDA
TOUCH_YP
I2C2_SCL
I2C2_SDA
KEY_ROW0
KEY_ROW1
KEY_ROW2
KEY_ROW3
KEY_ROW4
KEY_ROW5
KEY_COL4 KEY_COL3 KEY_COL2 KEY_COL1 KEY_COL0
KEY_COL7
KEY_COL6
KEY_COL5
TOUCH_INT