LG KU950 Service Manual page 59

3. TECHNICAL BRIEF
3.10.9. Display & LCD FPC Interface
LCD module is connected to Main board with 40-pin Wire connector.
The LCD is controlled by 16-bit EBI2 in MSM6275.The 16-bit EBI2 Data from LCD go into the SH-mobile
chip(U300) and the SH-mobile chip transfer the data to MSM6275.
MSM6275
(U300)
TCC_2.7V_EHI_LCD
+VPWR
C800
0.1u
CN801
47 46
1
2
3
4
5
6
7
41 8
9
10
11
12
13
42 14
15
16
17
18
19
43 20
21
22
23
24
25
44 26
27
28
29
30
31
45 32
33
34
D800 RB521S-30
35
36
37
38
39
40
49 48
EBI2_DATA[1:8]
TCC7820
.
Back End Chip
.
.
EBI2_DATA[10:17]
RECEIVER+
RECEIVER-
FILTER_MM_LCD_DATA[0]
FILTER_MM_LCD_DATA[1]
FILTER_MM_LCD_DATA[2]
FILTER_MM_LCD_DATA[3]
FILTER_MM_LCD_DATA[4]
FILTER_MM_LCD_DATA[5]
FILTER_MM_LCD_DATA[6]
FILTER_MM_LCD_DATA[7]
FILTER_MM_LCD_DATA[8]
FILTER_MM_LCD_DATA[9]
FILTER_MM_LCD_DATA[10]
FILTER_MM_LCD_DATA[11]
FILTER_MM_LCD_DATA[12]
FILTER_MM_LCD_DATA[13]
FILTER_MM_LCD_DATA[14]
FILTER_MM_LCD_DATA[15]
FILTER_MM_LCD_CS_N
FILTER_MM_LCD_ADS_N
FILTER_MM_LCD_WE_N
MM_LCD_RD_N
FILTER_MSM_LCD_RESET_N
MAIN_LED0
MAIN_LED1
MAIN_LED2
MAIN_LED3
WLED_PWR
MM_LCD_VSYNC
MOTOR_PWR-
L800 56nH
LCD_IF_MODE_1
LCD_IF_MODE_0
SFEY0007103
From TCC7820 to LCD
EBI2_DATA[1:8]
.
.
.
(U403)
EBI2_DATA[10:17]
1 : GND
2 : GND
3 : Receiver +
4 : Receiver -
5 : LCD_DATA[0]
6 : LCD_DATA[1]
7 : LCD_DATA[2]
8 : LCD_DATA[3]
9 : LCD_DATA[4]
10 : LCD_DATA[5]
11 : LCD_DATA[6]
12 : LCD_DATA[7]
13 : LCD_DATA[8]
14 : LCD_DATA[9]
15 : LCD_DATA[10]
16 : LCD_DATA[11]
17 : LCD_DATA[12]
18 : LCD_DATA[13]
19 : LCD_DATA[14]
20 : LCD_DATA[15]
21 : GND
22 : LCD_CS_N : Chip
Select
- 60 -
LCD
Module
23 : LCD_ADS_N : Address
Strobe
24 : LCD_WE_N : Write
25 : LCD_RD_N : Read
26 : LCD_RESET_N : Reset
27 : GND
28 : Main_LED0 : LCD
backlight control
29 : Main_LED1 : LCD
backlight control
30 : Main_LED2 : LCD
backlight control
31 : Main_LED3 : LCD
backlight control
32 : WLED_PWR
33 : WLED_PWR
34 : LCD_VSYNC : Vertical
Sync
35 : Motor_PWR-
36 : Motor_PWR-
37 TCC_2.7V_EHI_LCD
38 : LCD_IF_MODE_1
39 : LCD_IF_MODE_0
40 GND