LG 47LW6500-UA Service Manual page 34

USB_WIFI
+5V_USB
WIFI
For EMI
C l o s e t o B C M I C
R1232
WIFI_DM
R1233
WIFI_DP
+3.3V_Normal +3.3V_USB
L1203
BLM18PG121SN1D
WIFI
USBDM_DN[1]
USB_DM1
+3.3V_USB
USBDP_DN[1]
USB_DP1
USBDM_DN[2]
USB_DM2
USBDP_DN[2]
USB_DP2
VDDA33_1
C1204 NC_1
C1205 C1206 C1207 C1208
1uF
0 . 1 u F 0 . 1 u F 0 . 1 u F 0 . 1 u F
10V NC_2
WIFI WIFI WIFI WIFI
WIFI
NC_3
NC_4
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.
L1202 WIFI 120-ohm
MLB-201209-0120P-N2
C1233
C1234
WIFI
0 . 1 u F
0 . 1 u F
16V
16V
P1201
12507WR-04L
WIFI
C1232
100uF WIFI
16V
VDD
1
DM
0
2
WIFI
DP
0
3
WIFI
GND
4
D1202
D1201
CDS3C05HDMI1
CDS3C05HDMI1
5.6V
5.6V 5
WIFI_ESD
WIFI_ESD
.
WIFI
R1205
1M 1%
WIFI
X1201
24MHz
C1215
0 . 1 u F
VBUS_DET
1 27
WIFI
THERMAL
RESET_N
2 37 26
HS_IND/CFG_SEL[1]
3 25
SCL/SMBCLK/CFG_SEL[0]
4 24
IC1202
VDD33_2
5 USB2512B-AEZG 23
WIFI
SDA/SMBDATA/NON_REM[1]
6 22
NC_8
7 21
NC_7
8 20
NC_6
9 19
WIFI
C1216
0 . 1 u F
+3.3V_USB
R1212
100K
OPT
/RST_HUB
C1218
R1213
100K 0 . 1 u F
+3.3V_USB
OPT
OPT
R1215 100K OPT
R1214 100K OPT
R1216 100K OPT
+3.3V_USB
WIFI
C1217
4 . 7 u F
DUAL COMPONENT
D1201,D1202
D1203,D1204 1ST : EAH42720601 2ND : EAH60994401
D1205,D1206
USB / DVR Ready
IC1204
AP2191DSG
L1205
NC 1 GND
8
MLB-201209-0120P-N2
OUT_2 2 IN_1
7
120-ohm
OUT_1 3 IN_2
6
C1220
FLG 4 EN
5
C1231
10uF
100uF
EAN61849601
10V
16V
D1203 D1205
CDS3C05HDMI1 CDS3C05HDMI1
5.6V 5.6V
USB
+3.3V_Normal
IC1203
AP2191DSG
L1204
NC 1 GND
8
MLB-201209-0120P-N2
OUT_2 2 IN_1
7
120-ohm OUT_1 3 IN_2
6
C1230
C1219
FLG 4 EN
5
100uF
10uF
16V
EAN61849601
10V
D1206
D1204
CDS3C05HDMI1
CDS3C05HDMI1
5.6V
5.6V
BCM35230
USB + WIFI
+3.3V_Normal
+5V_USB
R1221
4.7K
OPT
C1224
R1223
0 . 1 u F
2.7K
USB_CTL1
/USB_OCD1
NON_WIFI
R1230 0
SIDE_USB_CTL1
R1231 0
SIDE_USB_OCD1
NON_WIFI
USB_DM1
USB_DP1
NON_WIFI
R1224 0
SIDE_USB_DM
R1225 0
SIDE_USB_DP
NON_WIFI
+5V_USB
R1220
4.7K
OPT
C1223
R1222
0 . 1 u F
USB_CTL2 2.7K
/USB_OCD2
NON_WIFI
R1228 0
SIDE_USB_CTL2
R1229 0
SIDE_USB_OCD2
NON_WIFI
USB_DM2
USB_DP2
NON_WIFI
R1226 0
WIFI_DM
R1227 0
WIFI_DP
NON_WIFI
12