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7. CIRCUIT DIAGRAM
1
1
2
2
3
3
A
A
LCD FPCB
B
B
VREG_LDO_TOUCH_2.8V
VREG_MSMP_2.7V
LCD_DATA(15)
LCD_DATA(14)
LCD_DATA(13)
LCD_DATA(12)
LCD_DATA(11)
LCD_DATA(10)
LCD_DATA(9)
LCD_DATA(8)
LCD_DATA(7)
C
C
LCD_DATA(6)
LCD_DATA(5)
LCD_DATA(4)
LCD_DATA(3)
LCD_DATA(2)
LCD_DATA(1)
LCD_DATA(0)
LCD_IF_MODE
EBI2_ADDR(11)
LCD_CS_N
LCD_RESET_N
EBI2_OE_N
EBI2_WE_N
LCD_VSYNC_OUT
VGA_CAM_PWDN
Rev_1.0
LCD_MAKER_ID
04/14
TOUCH_I2C_SCL
TOUCH_I2C_SDA
TOUCH_PENIRQ_N
D
D
LCD FPCB TO MAIN PCB
E
E
C102
F
F
TOUCH_PENIRQ_N
X+
Y+
X-
Y-
G
G
H
H
1
1
2
2
3
3
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4
4
5
5
6
6
VREG_CAM_1.8V
VREG_CAM_2.8V
CN102
G1
G2
1
64
CAM_VSYNC
2
63
CAM_HSYNC
3
62
CAM_DATA(7)
LCD_IF_MODE
4
61
CAM_DATA(6)
5
60
CAM_DATA(5)
LCD_DATA(15)
6
59
CAM_DATA(4)
LCD_DATA(13)
7
58
CAM_DATA(3)
LCD_DATA(11)
8
57
CAM_DATA(2)
LCD_DATA(9)
9
56
CAM_DATA(1)
LCD_DATA(7)
10
55
CAM_DATA(0)
LCD_DATA(5)
11
54
LCD_DATA(3)
12
53
CAM_PCLK
LCD_DATA(1)
13
52
EBI2_OE_N
14
51
CAM_MCLK
EBI2_ADDR(11)
15
50
VGA_CAM_RESET_N
LCD_VSYNC_OUT
16
49
I2C_SCL
17
48
I2C_SDA
MLED1
18
47
MLED3
19
46
MLED5
20
45
WLED_PWR
21
44
MLED1
22
43
MLED2
23
42
MLED3
24
41
MLED4
25
40
MLED5
26
39
MLED6
27
38
28
37
MOTOR+
29
36
MOTOR-
30
35
31
34
SPK_RCV+
32
33
SPK_RCV-
G3
G4
ENBY0042201
AXK664124
VREG_LDO_TOUCH_2.8V
C103
1u
0.1u
U100
TSC2007IYZGR
A1
C1
AUX
SDA
TOUCH_I2C_SDA
A2
C2
VDD_REF
A1
A3
C3
X+
X-
B1
D1
PENIRQ-
SCL
TOUCH_I2C_SCL
B2
D2
A0
GND
B3
D3
Y+
Y-
C104
0.1u
TOUCH SCREEN DRIVER IC
4
4
5
5
6
6
7
7
8
8
9
9
LGE Internal Use Only
VREG_MSMP_2.7V
CN100
G1
G2
1
40
2
39
Rev_1.0
3
38
LCD_MAKER_ID
04/14
4
37
5
36
LCD_RESET_N
6
35
LCD_DATA(14)
7
34
LCD_DATA(12)
8
33
LCD_DATA(10)
9
32
LCD_DATA(8)
10
31
LCD_DATA(6)
11
30
LCD_DATA(4)
12
29
LCD_DATA(2)
13
28
LCD_DATA(0)
14
27
EBI2_WE_N
15
26
LCD_CS_N
16
25
17
24
WLED_PWR
18
23
MLED2
19
22
MLED4
20
21
MLED6
G3
G4
ENBY0045701
AXT540124
LCD CONNECTOR
CN103
1
X-
2
Y-
3
X+
4
Y+
4PIN TOUCH SCREEN CONNECTOR
7
7
8
8
9
9
- 161 -
10
10
11
11
12
12
A
A
B
B
VREG_CAM_2.8V
VREG_CAM_1.8V
Rev_1.0
C105
C106
FB1
FB2
0.1u
0.1u
04/14
CN101
C
C
1
20
VGA_CAM_PWDN
2
19
CAM_MCLK
3
18
VGA_CAM_RESET_N
4
17
CAM_PCLK
I2C_SCL
5
16
CAM_DATA(0)
I2C_SDA
6
15
CAM_DATA(1)
7
14
CAM_DATA(2)
CAM_HSYNC
8
13
CAM_DATA(3)
CAM_VSYNC
9
12
CAM_DATA(4)
CAM_DATA(7)
10
11
CAM_DATA(5)
CAM_DATA(6)
D
D
VGA CAMERA CONNECTOR
MAGNACHIPS
E
E
F
F
SPK_RCV+
TP100
SPEAKER PAD
SPK_RCV-
TP101
SPEAKER_RECEIVER +/-
MOTOR+
OUT100
MOTOR PAD
G
G
MOTOR-
OUT101
MOTOR +/-
H
H
10
10
11
11
12
12
LGE Internal Use Only
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Troubleshooting
