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LG 50PK950N Service Manual page 23

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ETHERNET JACK
+3.3V_MULTI
WIRELESS MODEL
BLM18PG121SN1D
for EMI
R1234
0
EPHY_TDP
R1235
0
EPHY_TDN
READY
READY
C1200
C1202
D1202
10pF
10pF
5.5V
50V
50V
EAH60667401
R1236
0
EPHY_RDP
R1237
0
EPHY_RDN
READY
READY
C1201
C1203
D1201
10pF
10pF
5.5V
50V
50V
EAH60667401
EPHY_LINK
EPHY_ACTIVE_Y
R1200
R1201
10K
10K
+3.3V_MULTI
D1200
5.5V
EAH60667401
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.
Copyright © 2010 LG Electronics Inc. All rights reserved.
Only for training and service purposes
+3.3V_VA
L1201
A2.5V
NEED PART : $0.85
JK1200
EAG35781001
XRJV-01V-D12-180
D1205
5.5V
EAH60667401
P1_TD+
1
P2_CT
2
P3_TD-
3
P4_RD+
4
P5_CT
5
P6_RD-
6
P7
7
D1204
C1208
5.5V
0.022uF
+3.3V_VA
EAH60667401
50V
P8
8
R1206
510
D1
D1
D2
D2
R1207
510
D3
D3
D4
D4
9
D1203
5.5V
SHILED
3216 TPYE : FOR ESD
EAH60667401
R1208
0
C1207
READY
0.1uF
ETERNET_GND
FOR EMI
16V
C1206
READY
0.1uF
FOR EMI
16V
C1204
READY
0.01uF
FOR EMI
50V
C1205
READY
0.01uF
FOR EMI
50V
WIRELESS DIP POWER ON/OFF
P_17V
C1211
0.1uF
50V
WIRELESS MODEL
WIRELESS_PWR_EN
WIRELESS INTERFACE
JK1201
KJA-PH-3-0168
P_17V_WIRELESS
VCC[24V/20V/17V]_1
VCC[24V/20V/17V]_2
VCC[24V/20V/17V]_3
VCC[24V/20V/17V]_4
VCC[24V/20V/17V]_5
VCC[24V/20V/17V]_6
+3.3V_MULTI
DETECT
INTERRUPT
R1214
GND_1
10K
WIRELESS MODEL
RESET
R1210
1K
WIRELESS_DETECT
GND_2
I2C_SCL
WIRELESS_SCL
I2C_SDA
+3.3V_MULTI
WIRELESS_SDA
GND_3
WIRELESS_DL_TX(WIRELESS_RX)
UART_RX
WIRELESS_DL_RX
WIRELESS_DL_RX(WIRELESS_TX)
UART_TX
WIRELESS_DL_TX
GND_4
IR
IR_PASS
GND_5
GND_6
WIRELESS MODEL
R1224
C1212
22K
2.2uF
WIRELESS MODEL
S
G
P_17V_WIRELESS
R1225
Q1202
2.2K
D
AO3407A
WIRELESS MODEL
WIRELESS MODEL
R1222
C
10K
WIRELESS MODEL
B
WIRELESS MODEL
Q1201
WIRELESS MODEL
C1213
E
0.01uF
50V
WIRELESS
R1226
47K
R1223
22
1
IR_PASS
2
Q1203
3
2SC3052
4
5
6
7
8
9
10
WIRELESS MODEL
11
WIRELESS IIC
+3.3V_MULTI
12
13
14
15
16
17
18
19
WIRELESS_SDA
20
Q1200
2N7002(F)
WIRELESS MODEL
21
22
R1204
SHIELD
READY
WIRELESS_SCL
BCM3556-C0
ETHERNET
+3.3V_ST
+3.3V_ST
R1230
47K
R1228
C
10K
B
E
R1231
C
47K
B
IR
Q1204
E
2SC3052
READY
R1227
22
WIRELESS_PWR_EN
WIRELESS MODEL
WIRELESS MODEL
R1211
SDA2_3.3V
22
+3.3V_MULTI
WIRELESS MODEL
R1232
SCL2_3.3V
22
Q1205
2N7002(F)
WIRELESS MODEL
22
R1217
READY
10/01
12
13
LGE Internal Use Only

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