LG 49UF6430 Service Manual page 50

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
GND_A
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_1_10.5T
GASKET_8.0X6.0X10.5H GASKET_8.0X6.0X10.5H
M13700 M13705
MDS62110225 MDS62110225
SMD_BOT SMD_BOT_HDMI1_10.5T
GASKET_8.0X6.0X10.5H GASKET_8.0X6.0X10.5H
M13701 M13706
MDS62110225 MDS62110225
SMD_BOT SMD_BOT
GASKET_8.0X6.0X10.5H GASKET_8.0X6.0X10.5H
M13702 M13707
MDS62110225 MDS62110225
SMD_BOT_HDMI2_10.5T SMD_BOT
GASKET_8.0X6.0X10.5H GASKET_8.0X6.0X10.5H
M13703 M13708
MDS62110225 MDS62110225
SMD_BOT SMD_BOT
GASKET_8.0X6.0X10.5H GASKET_8.0X6.0X10.5H
M13704 M13709
MDS62110225 MDS62110225
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_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_2_10.5T
SMD_BOT
GASKET_8.0X6.0X10.5H
GASKET_8.0X6.0X10.5H
M13710
M13715
SMD_BOT_TU
MDS62110225
MDS62110225
TU1
SMD_BOT_LAN_10.5T
SMD_BOT_TU1
GASKET_8.0X6.0X10.5H
GASKET_8.0X6.0X10.5H
M13711
M13716 TU2
MDS62110225
MDS62110225
TU3
SMD_BOT_USB_10.5T
SMD_BOT
GASKET_8.0X6.0X10.5H
GASKET_8.0X6.0X10.5H
M13712
M13717
MDS62110225
MDS62110225
SMD_BOT_COMP_10.5T
SMD_BOT_TU2
GASKET_8.0X6.0X10.5H
GASKET_8.0X6.0X10.5H
M13713
M13718
MDS62110225
MDS62110225
SMD_BOT
GASKET_8.0X6.0X10.5H
M13714
MDS62110225
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
22 nF
X
22 ohm
GND B_2
X X
1 nF 1 nF 22 nF
GND B_3
GND B_4
1 nF 22 nF
1 nF
EU/CIS AJJA TW/COL CN/HK KR
O
O
X
UF64/68 Error Pin TP - page 30.
Only 13V DET
UF64/68 Error Pin TP - page 6.
Delete USB1/2
KR North.AM BR JP
X 22 nF
X
22 ohm
X
X
22 nF
1 nF
1 nF
1 nF 22 nF 1 nF
North.AM BR JP
UF64/68 Error Pin TP - page 1.
Delete USB1
Delete EARPHONE AMP
LM14A(UF64/68)
Tuner_GND_for UF64
Delete WOL
WIFI_EN
POWER_DET_1
WOL/WIFI_POWER_ON
WOL_WAKE_UP
WOL_CTL
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
Delete JP Tuner
USB_CTL1 FE_DEMOD3_TS_CLK
/USB_OCD1 FE_DEMOD3_TS_SYNC
FE_DEMOD3_TS_VAL
FE_DEMOD3_TS_DATA
HP_ROUT_MAIN
HP_ROUT_MAIN
SIDE_HP_MUTE
2015-01-12
137
LGE Internal Use Only