Display & Lcd Fpc Interface - LG U8500 Service Manual

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3. TECHNICAL BRIEF
3.10.10 Display & LCD FPC Interface
LCD module is connected to Main board with 50-pin BtoB connector
(CN600_AXT450164) and Speaker, Receiver, Vibrator are connected by soldering the leads to pads in
LCD FPCB module.
The LCD is controlled by 16-bit EBI2 in MSM6250
1 : NC
2 : VCC_2.8V : LCD Power
3 : VCC_2.8V : LCD Power
4 : GND
5 : DATA(0)
6 : DATA(1)
7 : DATA(2)
8 : DATA(3)
9 : DATA(4)
10 : DATA(5)
11 : DATA(6)
12 : DATA(7)
13 : LCD MAKER ID
14 : GND
15 : +VPWR : Vibrator Power
16 : GND
17 : KEY_COL(6) : MOD KEY
18 : WLED_PWR : LCD Back light power
19 : WLED_PWR : LCD Back light power
20 : GND
21 : SPK_R+ : Loud speaker Right
22 : SPK_R- : Loud speaker Right
23 : SPK_L+ : Loud speaker Left
24 : SPK_L- : Loud speaker Left
25 : KEY_ROW(1) : MOD KEY
26 : KEY_ROW(3) : MOD_KEY
27 : KEY_COL(2) : MOD_KEY
28 : WLED_4 : LCD Back light control
29 : WLED_3 : LCD Back light control
30 : WLED_2 : LCD Back light control
31 : WLED_1 : LCD Back light control
32 : MOTOR_PWR- : MOTOR control
33 : RCV- : Receiver
34 : RCV+ : Receiver
35 : GND
36 : DATA(15)
37 : DATA(14)
38 : DATA(13)
39 : DATA(12)
40 : DATA(11)
41 : DATA(10)
42 : DATA(9)
43 : DATA(8)
44 : OE_N : Read_Enable
45 : WE_N : Write_Enable
46 : GND
47 : ADS : Address strobe
48 : LCD_CS_N : Chip select
49 : LCD_RESET_N
50 : LCD_IF_MODE : LCD Data interface control
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