LG L705i Service Manual page 152

7. CIRCUIT DIAGRAM
1 1 2 2 3 3
A A
< LCD BACK LIGHT >
C500
1u
U501
EUSY0263107
MAX8630XETD20+T
3 7
+VPWR IN OUT
1 14
C502 GND LED1
13
4.7u
LED2
12
LED3
11
LED4
9 10
B B LCD_BL_CTRL ENM LED5
8 15
ENS P_GND
R508
100K
C507
1u
C C
D D
E E
CAM_P_DOWN
CAM_MCLK
FB500
HB-1M1005-600JT
F F
CAM_DATA(3) INOUT_A4
4
CAM_DATA(0)
INOUT_A3
3
CAM_PCLK
INOUT_A2
2
CAM_DATA(2)
INOUT_A1
1
FL506
G G
CAM_DATA(1) INOUT_A4
4
CAM_VSYNC INOUT_A3
3
CAM_DATA(5)
INOUT_A2
2
CAM_DATA(4)
INOUT_A1
1
FL508
H H
1 1 2 2 3 3
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4 4 5 5 6 6
Hall Sensor
U500
MLED_ANODE
TK60012BM5
EUSY0268101
MLED_CATHOD4
6
MLED_CATHOD2 IO_VDD
MLED_CATHOD5
5
MLED_CATHOD3 GND2
MLED_CATHOD1
4
FOLDER_DETECT_N OUT
C506
1u
C508
NA
LCD_CAM_CONNECTOR (T=1.0, SOCKET)
4 6
LCD_CS_MAIN_N INOUT_A4 INOUT_B4
3 7
LCD_ADS INOUT_A3 INOUT_B3
2 8
INOUT_A2 INOUT_B2
1 9
LCD_MAKER_ID INOUT_A1 INOUT_B1
FL500
ICVE10184E070R100FR
CN501
EBI2_DATA(7) INOUT_A4 INOUT_B4
G1 G2
4 6
EBI2_DATA(6) INOUT_A3 INOUT_B3
3 7 1 80
EBI2_DATA(5) INOUT_A2 INOUT_B2
2 8 2 79
EBI2_DATA(4) INOUT_A1 INOUT_B1
1 9 3 78
FL501 ICVE10184E070R100FR 4 77
5 76
6 75
7 74
8 73
9 72
10 71
EBI2_DATA(3) INOUT_A4 INOUT_B4
11 70
4 6
EBI2_DATA(2) INOUT_A3 INOUT_B3
3 7 12 69
EBI2_DATA(1) INOUT_A2 INOUT_B2
2 8 13 68
EBI2_DATA(0) INOUT_A1 INOUT_B1
1 9 14 67
MLED_CATHOD1
FL503 ICVE10184E070R100FR 15 66
MLED_CATHOD2
16 65
MLED_CATHOD3
17 64
MLED_CATHOD4
18 63
MLED_CATHOD5
19 62
MLED_ANODE
20 61
21 60
22 59
23 58
24 57
INOUT_B4
6 25 56
INOUT_B3
7 26 55
INOUT_B2
8 27 54
INOUT_B1
9 28 53
ICVE10184E070R100FR 29 52
30 51
31 50
32 49
33 48
KEY_ROW(3)
34 47
INOUT_B4 KEY_ROW(4)
6 35 46
INOUT_B3 KEY_COL(4)
7 36 45
INOUT_B2 KEY_COL(5)
8 37 44
INOUT_B1
9 L500 56nH 38 43
MOTOR_PWR-
ICVE10184E070R100FR 39 42
+VPWR
40 41
VREG_CAM_1.5V
G3 G4
C518
0.1u
4 4 5 5 6
7 7 8 8 9 9
R504
MIC2P
62
1
C503
VDD VREG_MSMP_2.7V EAR_SENSE_N
33u
HPH_R
2
GND1 HPH_L
C505
0.1u C504 STEREO_DET_N
3
NC 33u VREG_MSMP_2.7V
HOOK_SENSE_N
LCD_RESET_N
VA505
EVLC14S02050
VREG_LCD_2.8V
9 1
INOUT_B1 INOUT_A1
8 2
INOUT_B2 INOUT_A2 LCD_CS_SUB_N
7 3
INOUT_B3 INOUT_A3 LCD_IF_MODE0
ZD500
6 4
INOUT_B4 INOUT_A4 LCD_IF_MODE1
INSTPAR
PLW0501H-LF
FL502
ICVE10184E070R100FR
9 1
INOUT_B1 INOUT_A1 EBI2_DATA(15)
8 2
INOUT_B2 INOUT_A2 EBI2_DATA(14)
7 3
INOUT_B3 INOUT_A3 EBI2_DATA(13)
6 4
INOUT_B4 INOUT_A4 EBI2_DATA(12)
FL504
ICVE10184E070R100FR ICVE10184E070R100FR FL505
9 1
EBI2_DATA(11)
INOUT_B1 INOUT_A1
8 2
EBI2_DATA(10)
INOUT_B2 INOUT_A2
7 3
INOUT_B3 INOUT_A3 EBI2_DATA(9)
6 4
INOUT_B4 INOUT_A4 EBI2_DATA(8)
EBI2_WE_N
VREG_MSMP_2.7V
R509
51K
ICVE10184E070R100FR FL507
9 1
INOUT_B1 INOUT_A1 CAM_DATA(7)
8 2
CAM_DATA(6)
INOUT_B2 INOUT_A2
7 3
INOUT_B3 INOUT_A3
6 4
CAM_HSYNC
INOUT_B4 INOUT_A4
VA508
EVLC18S02003
CAM_I2C_SDA
FB501 HH-1M1005-601JT
VREG_DOVDD_2.7V
CAM_RESET_N
CAM_I2C_SCL
VREG_CAM_2.8V
V_BACK_UP
7 8 8 9 9
- 153 -
10 10 11 11 12 12
Ear jack
VREG_MSMP_2.7V
R500 R501 R502
CN500
100K 100K 100K
HSEJ-10S-05
R503 2.2K
11
13
1
C501 0.1u 2
3
R505 51 4
R506 51 5
6
7
8
9
10
12
14
10 10 11 11 12 12
LGE Internal Use Only
A A
B B
C C
D
E
F
G G
H H