LG KE520 Service Manual page 76

<CN200 Connection of Main PCB>
E_DATA(15:0)
E_DATA(0)
E_DATA(1)
E_DATA(2)
E_DATA(3)
E_DATA(4)
E_DATA(5)
E_DATA(6)
E_DATA(7)
E_DATA(8)
E_DATA(9)
E_DATA(10)
E_DATA(11)
E_DATA(12)
E_DATA(13)
E_DATA(14)
E_DATA(15)
MAIN_CS
DIF_RESET
DIF_ADS
DIF_WR
- You must check signals LCD Connector Side of a Main FPCB because you could check final
signal states through EMI Filter, connector, FPCB and etc.
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
FL200 EVRC14S03Q030100R
1 9
INOUT_A1 INOUT_B1
2 8
INOUT_A2 INOUT_B2
3 7
DIF_IF
INOUT_A3 INOUT_B3
4 6
INOUT_A4 INOUT_B4
LCD
FL201 EVRC14S03Q030100R
1 9
INOUT_A1 INOUT_B1
2 8
INOUT_A2 INOUT_B2
3 7
INOUT_A3 INOUT_B3
4 6
INOUT_A4 INOUT_B4
FL202 EVRC14S03Q030100R
1 9
INOUT_A1 INOUT_B1
2 8
INOUT_A2 INOUT_B2
3 7
INOUT_A3 INOUT_B3
4 6
INOUT_A4 INOUT_B4
LED_A
FL203 EVRC14S03Q030100R
1 9
INOUT_A1 INOUT_B1
2 8
INOUT_A2 INOUT_B2
3 7
INOUT_A3 INOUT_B3
4 6
DIF_RD
INOUT_A4 INOUT_B4
DIF_VSYNC
DP_PWON
FLASH_EN
LCD_BL_EN
FL204 EVRC14S03Q030100R
LCD_ID
1 9
INOUT_A1 INOUT_B1 DP_IO_ON
2 8
KBR(4)
INOUT_A2 INOUT_B2
3 7
INOUT_A3 INOUT_B3 KBR(5)
4 6
KBC(0)
INOUT_A4 INOUT_B4
KBC(1)
KBC(2)
KBC(3)
KBC(4)
- 77 -
4. TROUBLE SHOOTING
FPCB_CONNECTOR MAIN
CN200
G1 G2
1 80
2 79
3 78
4 77
5 76
6 75
7 74
8 73
9 72
10 71
11 70
CIF_PD
12 69
13 68
14 67
15 66
16 65
17 64
18 63
19 62
20 61
CAM_RST
21 60
22 59
23 58
24 57
25 56
26 55
27 54
28 53
29 52
I2C_SDA
30 51
I2C_SCL
31 50
32 49
33 48
34 47
35 46
VBAT
36 45
37 44
38 43
39 42
40 41
G3 G4
SPK_RCV_P
SPK_RCV_N
CAM_D(0)
CAM_D(1)
CAM_D(2)
CAM_D(3)
CAM_D(4)
CAM_D(5)
CAM_D(6)
CAM_D(7)
CAM_HS
VCAM_CORE_15
CAM_PCLK
CAM_MCLK
VREXTL
VCAM_28
CAM_VS
VCAM_18
LGE Internal Use Only