LG 49UF6400 Service Manual page 53

LM14A UF64/68
TUNER EMS GND SEPERATION
TU_GND_A2_1nF
TU_GND_A3_0ohm
TU_GND_A1_0ohm
TU_GND_A6_3.3nF
C6706
C6710
R6701
1000pF
3300pF
0
630V 630V
TU_GND_A1_1nF TU_GND_A2_22nF
TU_GND_A3_22nF
R6701-*1
C6706-*1
1000pF 0.022uF
630V
630V
TU_GND_A EU/CIS AJJA TW/COL
0 ohm
GND A_1 0 ohm
GND A_2 X
X
GND A_3 X
0 ohm
X
GND A_4 X
X X
GND A_5
SMD_BOT SMD_BOT
GASKET_8.0X6.0X10.5H GASKET_8.0X6.0X10.5H
M13700 M13707
MDS62110225 MDS62110225
SMD_BOT SMD_BOT
GASKET_8.0X6.0X10.5H GASKET_8.0X6.0X10.5H
M13701 M13709
MDS62110225 MDS62110225
SMD_BOT_1_10.5T SMD_BOT_COMP_10.5T
GASKET_8.0X6.0X10.5H GASKET_8.0X6.0X10.5H
M13705 M13713
MDS62110225 MDS62110225
SMD_BOT_EPI1_10.5H
GASKET_8.0X6.0X10.5H
M13702
MDS62110225
SMD_BOT_EPI1_9.0H
GASKET_8.0X6.0X9.0H
M13702-*1
MDS62110226
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
TU_GND_A4_22nF
TU_GND_B1_22nF
C6700
C6703
0.022uF 0.022uF
TU_GND_B3_1nF
R6700 630V
630V
C6707
0 TU_GND_B2_22ohm
1000pF
TU_GND_A5_22ohm
R6703 R6704 630V
22
22
TU_GND_B2_0ohm
TU_GND_B3_22nF
C6707-*1
R6700-*1 0
TU_GND_A4_1nF 0.022uF
R6704-*1
0.022uF
C6700-*1 630V
630V
1000pF
630V
GND_A GND_B
CN/HK KR North.AM BR JP
X X
0 ohm
0 ohm
22 nF 22 nF
X 1 nF
X 22 nF 0 ohm
0 ohm
22 nF
X 22 nF
1 nF
22 ohm 22 ohm
22 ohm
X
SMD_BOT
SMD_BOT
GASKET_8.0X6.0X10.5H
GASKET_8.0X6.0X10.5H
M13714 M13717
SMD_BOT_TU
MDS62110225
MDS62110225
TU1
SMD_BOT
SMD_BOT_TU2
GASKET_8.0X6.0X10.5H
GASKET_8.0X6.0X10.5H
M13715
TU2
M13718
MDS62110225
MDS62110225
TU3
SMD_BOT_TU1
GASKET_8.0X6.0X10.5H
M13716
MDS62110225
SMD_BOT_EPI2_10.5H SMD_BOT_EPI3_10.5H SMD_BOT_HDMI2_10.5T
GASKET_8.0X6.0X10.5H GASKET_8.0X6.0X10.5H GASKET_8.0X6.0X10.5H
M13704 M13708
MDS62110225 MDS62110225
SMD_BOT_EPI2_9.0H SMD_BOT_EPI3_9.0H SMD_BOT_HDMI2_8.5H
GASKET_8.0X6.0X8.5H
GASKET_8.0X6.0X9.0H GASKET_8.0X6.0X9.0H
M13704-*1 M13708-*1
MDS62110226 MDS62110226
SMD_BOT_HDMI2_9.0H
GASKET_8.0X6.0X9.0H
TU_GND_B4_1nF
TU_EU
C6708
C6709
1000pF
3300pF
630V
630V
TU_GND_B4_22nF
C6708-*1
0.022uF
630V
TU_GND_B EU/CIS AJJA TW/COL CN/HK
GND B_1 X
X
GND B_2
X X
1 nF 1 nF
GND B_3
GND B_4
1 nF
1 nF
EU/CIS AJJA TW/COL CN/HK KR
O
O
X
SMD_BOT_HDMI1_10.5T SMD_BOT_2_10.5T
GASKET_8.0X6.0X10.5H GASKET_8.0X6.0X10.5H GASKET_8.0X6.0X10.5H
M13703 M13706 M13710
MDS62110225 MDS62110225 MDS62110225
SMD_BOT_HDMI1_8.5H SMD_BOT_2_8.5H
GASKET_8.0X6.0X8.5H GASKET_8.0X6.0X8.5H GASKET_8.0X6.0X8.5H
M13703-*1
M13706-*1 M13710-*1
MDS62110216 MDS62110216 MDS62110216
SMD_BOT_HDMI1_9.0H SMD_BOT_2_9.0H
GASKET_8.0X6.0X9.0H GASKET_8.0X6.0X9.0H GASKET_8.0X6.0X9.0H
M13703-*2 M13710-*2
M13706-*2
MDS62110226 MDS62110226
MDS62110226
KR North.AM BR JP
22 nF X 22 nF
X
22 ohm 22 ohm
X
X
22 nF
22 nF 1 nF
1 nF
22 nF
1 nF 22 nF 1 nF
North.AM BR JP
SMD_BOT_LAN_10.5T SMD_BOT_USB_10.5T
GASKET_8.0X6.0X10.5H
M13711 M13712
MDS62110225 MDS62110225
SMD_BOT_LAN_8.5H SMD_BOT_USB_8.5H
GASKET_8.0X6.0X8.5H
M13711-*1 M13712-*1
MDS62110216 MDS62110216
SMD_BOT_USB_7.5H
SMD_BOT_LAN_9.0H
GASKET_8.0X6.0X7.5H
M13712-*2
M13711-*2
MDS62110215
MDS62110226
LM14A(UF64/68)
Tuner_GND_for UF64
UF64/68 Error Pin TP - page 30.
Delete WOL
Only 13V DET
WIFI_EN
POWER_DET_1
WOL/WIFI_POWER_ON
WOL_WAKE_UP
WOL_CTL
UF64/68 Error Pin TP - page 6.
Delete USB1/2 Delete HDMI2
SSUSB_TXP
D2-_HDMI2
SSUSB_TXN
D1+_HDMI2
SSUSB_RXP
D0-_HDMI2
SSUSB_RXN
HDMI_HPD_2
USB_DM1
/MHL_OCP
USB_DP1
CK+_HDMI2
USB_DP2
DDC_SCL_2
USB_DM2
DDC_SDA_2
D0+_HDMI2
D2+_HDMI2
D1-_HDMI2
CK-_HDMI2
5V_DET_HDMI_2
UF64/68 Error Pin TP - page 1.
Delete USB1 Delete JP Tuner
USB_CTL1 FE_DEMOD3_TS_CLK
/USB_OCD1 FE_DEMOD3_TS_SYNC
FE_DEMOD3_TS_VAL
FE_DEMOD3_TS_DATA
Delete EARPHONE AMP
HP_ROUT_MAIN
HP_ROUT_MAIN
SIDE_HP_MUTE
2015-01-12
137
LGE Internal Use Only