LG -V909DW Service Manual page 162

Board To Board Connector
2M Camera, 3.5phi Ear Jack, MIC, Speaker
Ambient Light Sensor, Keys(Vol+, Vol-, Mute, Onkey)
V_LDO0_3V3 AMBIENT_3V3
FB905
M4D_DETECT
EAR_L
EAR_R
LED_GREEN
CAM_I2C_SDA
CAM_I2C_SCL
VT_DATA[7]
VT_DATA[6]
VT_DATA[5]
VT_DATA[4]
VT_DATA[3]
VT_DATA[2]
VT_DATA[1]
VT_DATA[0]
VT_RESET_N
SDIO_LTE_CMD
SDIO_LTE_DAT0
SDIO_LTE_DAT1
SDIO_LTE_DAT2
SDIO_LTE_DAT3
UART1_IPC_RXD
UART1_IPC_TXD
UART1_IPC_CTS_N
UART1_IPC_RTS_N
GPIO_RESERVED_1
GPIO_RESERVED_2
SPI1_IPC_MOSI
SPI1_IPC_MISO
GSM_TXON_IND
IFX_RESET_1V8_N
V_BAT
IFX_PWRON_1V8
IFX_RESET_FLAG_N
GPS_TXON_IND
3.0mm
LGE Internal Use Only
V_IO_1V8
V_GM_2V8
VDD_3V3_ALWAYS
VDD_1V8
CN1200 AMBIENT_3V3
1 60
2 59
3 58
4 57
5 56
SENSOR_I2C_SCL
6 55
EJ_MIC SENSOR_I2C_SDA
7 54
AMBIENT_RST
8 53
ONKEY_N
R1209 330 9 52
LED_RED
R1210 100 10 51
R1211 75 11 50
SPK_L1-
LED_BLUE
12 49
SPK_L1+
VT_PCLK 13 48
14 47
15 46
CAM_MCLK
16 45
KEY_VOLUME_M
VT_HSYNC 17 44
KEY_VOLUME_P
18 43
VT_VSYNC
19 42
MIC_BIAS
20 41
21 40
MIC_N
22 39 MIC_P
23 38
24 37
VT_CAM_PWDN
25 36
FLASH_C
26 35
27 34
28 33
FLASH_A
29 32
30 31
C1205 C1206 C1207 C1202
C1203
ENBY0036801 0.1u 0.1u 0.1u
0.1u 0.1u
GB042-60S-H10-E3000
Modem
CN1203
54 1
53 2
SDIO_LTE_SCLK
52 3
SDIO_LTE_DAT7
51 4
SDIO_LTE_DAT6
50 5
SDIO_LTE_DAT5
49 6
SDIO_LTE_DAT4
48 7
47 8
SUB_DET_N
46 9
IFX_UART2_RXD
45 10
IFX_UART2_TXD
44 11
43 12
IPC_SRDY VDD_5V0
42 13
USB_D-_IFX
41 14
USB_D+_IFX
40 15
IPC_MRDY
39 16
CP_26M_OUT
38 17
37 18
GPIO_RESERVED_3
36 19
SPI1_IPC_SCK
35 20
SPI2_IPC_CS
34 21
SPI2_IPC_SCK
33 22
SPI2_IPC_MISO
32 23
SPI2_IPC_MOSI
31 24
3.0mm 30 25
29 26
28 27
GB042-54P-H10
3.0mm
USB1, USB3, HDMI, SPK_R, SPK_L2, Reset
V_USB
0.7 mm
CN1204
1
2
HDMI_TXCN
3
HDMI_TXCP
4
HDMI_TXD1P 5
HDMI_TXD1N 6
7
8
HDMI_TXD0N
9
HDMI_TXD0P
10
11
HDMI_TXD2N
12
HDMI_TXD2P
13
HDMI_INT 14
15
CRADLE_DET
16
17
C1208
GB042-34S-H10-E3000
0.1u
5M Camera Module with Flash Module
5M_MIPIB_CLK_N
P4 P8
5M_MIPIB_CLK_P
4 8
P3 P7
3 7
5M_MIPIB_DATA0_N P2 P6
2 6
P1 P5
5M_MIPIB_DATA0_P
1 5
FL1201 TP1
TP2
5M_MIPIB_RESET_N
5M_MIPIB_PWDN
5M_MIPI_RESET_N
5M_MIPI_PWDN
P4 P8
5M_MIPI_DATA1_P
4 8
5M_MIPI_DATA1_N P3 P7
3 7
5M_MIPI_DATA0_P P2 P6
2 6
P1 P5
5M_MIPI_DATA0_N
1 5
FL1200
5M_MIPI_CLK_P
5M_MIPI_CLK_N
- 162 -
7. CIRCUIT DIAGRAM
V_POWERRAIL
VDD_5V0_HDMI
34
33
SPK_L2-
32
SPK_L2+
31
30
SPK_R-
29
SPK_R+
28
27 DDC_SDA
26
DDC_SCL
25
24
23
22
TABLET_USB_ID
21
20
USB1_DP
19
USB1_DN
18
C1211 C1222
0.1u 0.1u
VDD_1V8
V_IO_1V8 V_DI_1V2 V_GM_2V8 V_DE_2V7
CN1202
1 44 R1218 0
GPIO_I2C_SCL2
2 43
R1219 0
GPIO_I2C_SDA2
3 42
R1216 DNI
4 41
PWR_I2C_SCL
R1217 DNI
5 40
PWR_I2C_SDA
6 39
7 38
8 37
9 36
10 35
11 34
12 33
CAM_MCLK
13 32
14 31
15 30
16 29
17 28
18 27
19 26
20 25
21 24
CAM_I2C_SDA
22 23
CAM_I2C_SCL
C1214 C1215 C1213
C1212
GB042-44S-H10-E3000
0.1u 0.1u 0.1u
0.1u
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Only for training and service purposes