LG -V909DW Service Manual page 174

HDMI/USB board
Micro USB Connector For Tablet
CN1600
6
8
10
12
14
7
9
11
13
15
USB POGO for Cradle
Pogo PAD Size : 3.8x2.1
D+
D-
LGE Internal Use Only
0.7 mm
U1600
1 7
IN1 OUT1
2 8
IN2 OUT2
C1603
4
1u IC1
3 5
OVLO IC2
FL1601
1
2 4
2 P2 P4
TABLET_USB1_DN
1 3
3
P1 P3 TABLET_USB1_DP
4
TABLET_USB_ID
5
C1605
22p
ANT1200
FL1602
2 4
P2 P4 CRADLE_USB1_DP
1 3
P1 P3 CRADLE_USB1_DN
ANT1201
ZD1603 ZD1604
Rigid HDMI to F-HDMI Connector
VDD_5V0 V_POWERRAIL
V_USB 0.7 mm
V_USB
CN1602
1 34
0.4mm HDMI_TXCN
2 33
SPK_L2-
3 32 HDMI_TXCP
SPK_L2+
4 31
0.4mm
5 30
SPK_R-
6 29
SPK_R+
7 28
8 27
HDMI_TXD0N HDMI_TXD2N
9 26
HDMI_TXD0P
10 25
HDMI_INT 11 24
12 23
DDC_SDA
13 22
DDC_SCL
14 21
TABLET_USB_ID
15 20
USB1_DP
16 19
USB1_DN
17 18
C1208 C1211
0.1u 0.1u
GB042-34S-H10-E3000
V_USB
0.7 mm
FB1600
220
FL1600
IN OUT
GND1 GND2
C1600
1u
# R1604, R1605, R1606, R1607 : DNI
USB Switch
V_POWERRAIL
Close to u-USB connector
U1601
1 10
USB1_DP D+ S CRADLE_DET
2 9
USB1_DN D- VCC
3 8
GND _OE
4 7
CRADLE_USB1_DN HSD2- HSD1+ TABLET_USB1_DP
5 6
CRADLE_USB1_DP HSD2+ HSD1- TABLET_USB1_DN
C1610
0.1u
USB_SW S/W
LOW HSD1(TABLET)
HIGH HSD2(CRADLE)
F-HDMI to F-ANT Connector
0.4mm
HDMI_TXD1P
HDMI_TXD1N
SPK_L2+
HDMI_TXD2P
SPK_L2-
CRADLE_DET
RESET_BTN_N
- 174 -
HDMI conn.
VDD_5V0
HDMI_TXD2P
P4 P8
4 8
HDMI_TXD2N
P3 P7
HDMI_TXD1P 3 7
P2 P6
2 6
HDMI_TXD1N P1 P5
1 5
FL1603
HDMI_TXD0P
P4 P8
4 8
HDMI_TXD0N P3 P7
3 7
HDMI_TXCP P2 P6
2 6
HDMI_TXCN P1 P5
1 5
FL1604
FB1602 120
DDC_SCL
FB1603 120
DDC_SDA
R1602
HDMI_INT
1K
100K C1606 C1607 C1608 C1609
220p 4.7p 4.7p VA1608 VA1609 0.1u
R1603
Hole
CN1605
1 10
2 9
SPK_R+
3 8 OJ1001
SPK_R-
4 7
OJ1003
5 6
RESET_BTN_N
GB042-10S-H10-E3000
Copyright © 2011 LG Electronics. Inc. All right reserved.
7. CIRCUIT DIAGRAM
CN1601
20
21
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
22
23
Only for training and service purposes