LG 47LA790V Service Manual page 37

Ethernet Block
WOL POWER ENABLE CONTROL
+3.5V_ST
R4316
WOL_CTL
3.3K B
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 © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
+3.3V_WOL
+3.5V_WOL
L5200 120-ohm C5200
BLM18PG121SN1D 4.7uF
10V
Place 0.1uF close to each power pins
+3.5V_WOL
Q4301
PMV48XP
R4317 C4325
22K 4.7uF
10V
R4318
2.2K
C
Q4300
MMBT3904(NXP)
E
LAN_JACK_POWER
ET_COL/SNI
C5201 C5203
0.1uF 0.1uF
16V 16V
C5206
20pF
50V
Place this cap. near IC C5207
20pF
50V
C5205
Place this Res. near IC
0.1uF
16V
R5204
2.49K 1%
RSET
AVDD10OUT
Route Single 50 Ohm, Differential 100 Ohm
MDI+[0]
EPHY_TDP
MDI-[0]
EPHY_TDN
MDI+[1]
EPHY_RDP
+3.3V_WOL MDI-[1]
EPHY_RDN
AVDD33_1
R5203
RXDV
3.3K
+3.3V_WOL
+3.3V_WOL
EPHY_ACTIVITY
ET_RXER
Place this cap. near IC
C5208
0.1uF
16V
+3.3V_WOL
+3.3V_WOL
LED0/PHYAD[0]/PMEB
1 24
THERMAL
MDIO
2 33 23
MDC
3 22
IC5200
PHYRSTB
4 21
RTL8201F-VB-CG
TXEN
5 20
EPHY_EN
TXD[3]
6 19 C5212
0.1uF
TXD[2]
7 18
OPT
TXD[1]
8 17
EPHY_TXD1
+3.3V_WOL
C5211
0.1uF
16V
ETHERNET
WOL/ETH_POWER_ON
EPHY_MDIO
EPHY_MDC
33 R5220
/RST_PHY (from SOC)
OPT
33
R5221
EDID_WP (PHY reset from MICOM)
BSD-NC4_H052-HD
2012-09-12
LGE Internal Use Only