LG U880 Service Manual page 153

7. CIRCUIT DIAGRAM
CN 1
1
2
VREG_LCD_2.8V
3
4
EBI2_DATA(0) 5
6
EBI2_DATA(1)
7
EBI2_DATA(2)
8
EBI2_DATA(3)
9
EBI2_DATA(4)
10
EBI2_DATA(5)
11
EBI2_DATA(6)
12
EBI2_DATA(7)
13
LCD_ID
14
15
+VPWR
16
17
KEY_COL(6)
18
WLED_PWR
19
WLED_PWR
20
21
SPK_R+
22
SPK_R-
23
SPK_L+
24
SPK_L-
25
KEY_ROW(1)
AXT350164G
Main Connector
51 52
50
LCD_IF_MODE
49
LCD_RESET_N
48
LCD_CS_N
47
LCD_ADS
46
45
EBI2_WE_N
44
EBI2_OE_N
43
EBI2_DATA(8)
42
EBI2_DATA(9)
41
EBI2_DATA(10)
40
EBI2_DATA(11)
39
EBI2_DATA(12)
38
EBI2_DATA(13)
37
EBI2_DATA(14)
36
EBI2_DATA(15)
35
34
RCV+
33
RCV-
32
MOTOR_PWR-
31
WLED_1
30
WLED_2
29
WLED_3
28
WLED_4
27
KEY_ROW(2)
26
KEY_ROW(3)
53 54
TP? TP? TP? TP?
VISION MARK
CN 2
G2 G1
40 1
VREG_LCD_2.8V
39 2
38 3
37 4
LCD_RESET_N
36 5
35 6
EBI2_DATA(0)
34 7
EBI2_DATA(1)
33 8
EBI2_DATA(2)
32 9
EBI2_DATA(3)
31 10
EBI2_DATA(4)
30 11
EBI2_DATA(5)
29 12
EBI2_DATA(6)
28 13
EBI2_DATA(7)
27 14
26 15
WLED_PWR
25 16
WLED_1
24 17
WLED_2
23 18
WLED_3
22 19
WLED_4
21 20
G4 G3
AXT340164
LCD Connector
FF
KEY_ROW(1)
REW
KEY_ROW(2)
PLAY / PAUSE
KEY_ROW(3)
KEY_COL(6)
MOD Key
- 154 -
EBI2_WE_N
LCD_CS_N
LCD_ADS
EBI2_DATA(8)
EBI2_DATA(9)
EBI2_DATA(10)
EBI2_DATA(11)
EBI2_DATA(12)
EBI2_DATA(13)
EBI2_DATA(14)
EBI2_DATA(15)
LCD_IF_MODE
VREG_LCD_2.8V
LCD_ID
EBI2_OE_N
SPK_RP
SPK_RN
SPK_LP
SPK_LN
RCV_P
RCV_N
VPWR
M_PWR