LG 55LX9500 Service Manual page 31

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USB2 OPTION
+3.3V_NORMAL +3.3V_USB
L2201
BLM18PG121SN1D
USB_DM1
+3.3V_USB
USB_DP1
USB_DM2
USB_DP2
C2201
1uF
10V
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
USB
R2202
1M 1%
X2201
24MHz
USBDN1_DM VBUS_DET
1 27
THERMAL
USBDN1_DP RESET_N
2 26
USBDN2_DM HS_IND/CFG_SEL1
3 25
USBDN2_DP SCL/SMBCLK/CFG_SEL0
4 24
IC2201
VDDA33_1 VDD33
5 USB2512A_AEZG 23
NC_1 SDA/SMBDATA/NON_REM1
6 22
NC_2 NC_8
7 21
NC_3 NC_7
8 20
NC_4 NC_6
9 19
USB / DVR Ready
+3.3V_USB
R2214
0
USB
/RST_HUB
+3.3V_USB
OPT
OPT
OPT
0 R2207
OPT
SCL2_3.3V
R2208
0
OPT
+3.3V_USB
C2214
4 . 7 u F
+3.3V_NORMAL
IC2202
AP2191SG-13
R2220
L2202
NC 1 GND 4.7K
8
MLB-201209-0120P-N2
OPT
OUT_2 2 IN_1
7
120-ohm
OUT_1 3 IN_2
6
C2218
FLG 4 EN
5
100uF R2226
EAN60921001 2.7K
16V
USB_CTL1
R2225 0
USB_DM1
USB_DP1
D2201
D2203
CDS3C05HDMI1
CDS3C05HDMI1
5.6V
5.6V
+3.3V_NORMAL
IC2203
AP2191SG-13
R2221
L2203
NC 1 GND
8 4.7K
MLB-201209-0120P-N2
OPT
OUT_2 2 IN_1
7
120-ohm
OUT_1 3 IN_2
6
C2219
FLG 4 EN
5
100uF R2223
EAN60921001 2.7K
16V
USB_CTL2
R2227 0
USB_DM2
USB_DP2
D2202
D2204
CDS3C05HDMI1 CDS3C05HDMI1
5.6V
5.6V
+5V_USB
C2220
C2222
10uF
0 . 1 u F
10V
/USB_OCD1
+5V_USB
C2221
C2223
10uF
0 . 1 u F
10V
/USB_OCD2
0 4 0 : J 6
40