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LED LCD TV
Schematics and Exploded View
CHASSIS : LA02R
MODEL : 55LX6500 55LX6500-UB
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL63727203 (1005-REV00) Printed in Korea
EXPLODED VIEW
IMPORTANT SAFETY NOTICE
Many electrical and mechanical parts in this chassis have special safety-related characteristics. These
parts are identified by in the Schematic Diagram and EXPLODED VIEW.
It is essential that these special safety parts should be replaced with the same components as
recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards.
Do not modify the original design without permission of manufacturer.
300
570
LV1
200
830
120
500 540
820
810 520
880
541
820 400
530
800
840
850
920
A2 710
A9 A10
A5
910
900
Copyright LG Electronics. Inc. All right reserved. - 20 - LGE Internal Use Only
Only for training and service purposes
55LX6500 EXPLODED VIEW PARTS LIST
ITEM PART No DESCRIPTION
120 EAB60961501 Speakers (Front) 10W 8OHM 78DB 150HZ 188x20x18
200 EAJ61111801 TFT Panel 240Hz 1920X1080 16/9 1300:1(Includes Inverter boards)
300 ABJ72988733 Cabinet Assembly Ft Frame
400 ACQ75453534 Back Cover
500 EBR64966201 IR and Intelligent Sensor Board
520 MGJ62006021 Metal Plate Side AV Metal Bracket
530 EAY60908802 SMPS Power Supply
540 EBR69488901 Main Board 55LX6500-UB_AUSWLJR
540 EBU60987802 Main Board 55LX6500-UB_AUSWLUR
541 EBR69489401 PCB Assembly,Sub SUB PAKING LA02Q
570 EBR69838801 3D Sync Transmitter Board Updated Part: EBR72073501
710 MAZ61972002 Bracket Cover Power Cord
800 AGU72968902 Insulation Sheet Power Supply
810 MCR62199804 Insulation Sheet Main Board
820 MJH61913504 Supporter Ft Frame
830 MJH61881002 Support Module Fixer Top
840 MJH61890701 Support Module Fixer Bottom
850 MJH61878202 Supporter EGI 55LE55/75_Metal Stand Guide
880 MAZ61991509 Backet Cover for Tuner
900 AAN72949020 Stand Base Color(Grace Brown)
910 AAN73012002 Stand Top Bracket
920 MAZ61973703 Cover for Stand Top Bracket
A2 AKB72914018 Remote Control
A5 MAF60779001 Cloth Cleaner
A9 FAB30016431 Screw Machine L24.0 Washer1 (D:8 , T:0.8), Washer2 (D:7.0 , T:1.0)
A10 FAB30016105 Screw Set L16.0 Washer D8.5 t0.6
LV1 EAD61078209 LVDS Cable (Left Side from Main)
COMPONENT/AV
REAR JACK
JK100
PPJ237-01 D3.3V AV
6C [RD1]E-LUG
D3.3V
COMPONENT2
R108
2.7K R113
5C [RD1]O-SPRING REAR_AV_DET
D104 C105 1K 009:G3 R116
2.7K R119
5.6V 100pF 1K
[RD1]CONTACT 50V COMP2_DET
4C 009:G5
D113 C115
C104 1uF 5.6V 100pF
REAR AV 5B [WH1]O-SPRING
D105
25V R110 C109
REAR_AV_R_IN
010:B5
50V
R104 0 100pF
5.6V 470K 50V
4A [YL1]CONTACT
C101 1uF
REAR_AV_L_IN
[YL1]O-SPRING 25V R109 010:B5
5A D106 R103 0 C108
470K 100pF
5.6V 50V
C116
6A [YL1]E-LUG 1uF
REAR_AV_CVBS 25V
COMP2_R_IN
R105 C106 011:C4
[RD2]E-LUG D107 R117 010:B5
6H 0 47pF D108
5.5V 50V R114 0 C123
5.6V 470K 100pF
5H [RD2]O-SPRING_2 C117
1uF
25V
[RD2]CONTACT COMP2_L_IN
4H R118 010:B5
D109 R115 0 C124
5.6V 470K 100pF
5G [WH2]O-SPRING
L102
[RD2]O-SPRING_1 270nH R100
5F 0
COMP2_Pr
D110 C114 C122 011:D3
[RD2]E-LUG-S 5.5V 27pF 27pF
7F 50V 50V
COMPONENT2 L100
[BL2]O-SPRING 270nH R101
5E 0
COMP2_Pb
D111 C112 C120 011:D3
[BL2]E-LUG-S 5.5V 27pF 27pF
7E 50V 50V
4D [GN2]CONTACT
L101
[GN2]O-SPRING 270nH R102
5D 10
COMP2_Y
D112 C113 C121 011:D3
[GN2]E-LUG 5.5V 27pF 27pF
6D 50V 50V
6N [RD3]E-LUG
5N [RD3]O-SPRING_2
4N [RD3]CONTACT
5M [WH3]O-SPRING
5L [RD3]O-SPRING_1
COMPONENT1
D3.3V
7L [RD3]E-LUG-S
COMPONENT1
R125
5K [BL3]O-SPRING 2.7K
R129
1K
7K [BL3]E-LUG-S C130 COMP1_DET
D114 100pF 009:G5
5.6V 50V
4J [GN3]CONTACT
5J [GN3]O-SPRING
C132
1uF
6J [GN3]E-LUG 25V
COMP1_R_IN
R127
D119 010:B5
R124 0 C137
5.6V 470K 100pF
DEV
C131
1uF
25V
COMP1_L_IN
R126
D115 010:B5
R123 0 C136
5.6V 470K 100pF
REAR AV
L103 R106
270nH 0
COMP1_Pr
011:D4
COMPONENT2 D116 C127 C133
5.5V 27pF 27pF
50V 50V
L104 R107
270nH 0
COMP1_Pb
COMPONENT1 D117 C128 C134
011:D4
5.5V 27pF 27pF
50V 50V
L105 R131
270nH 10
COMP1_Y
D118 011:D4
C129 C135
5.5V 27pF 27pF
50V 50V
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 GP2_BCM_ATSC 09/10/xx
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. COMPONENT / AV REAR 1 100
HDMI SWITCH 1.8V POWER
1.8V FOR HDMI SW
D1.8V DEV +1.8V_HDMI
Q200
AO3438
EBK60752601
D
S
4.7uF
R202
C201
OPT
10K
C200
G
4.7uF
10V
OPT
R201
0
POWER_ON/OFF2_1
R200
120K
OPT
Seperated from Common sheet83
N.America & Korea only use 1.8V control
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 GP2_BCM_ATSC 09/10/xx
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. HDMI_POWER 2 100
EARPHONE BLOCK USB BLOCK
+3.3V_NORMAL
USB2 +3.3V_NORMAL
EARPHONE AMP L302
EMS_KOREA EMS_KOREA
10uH IC301
C321-*1
0.22uF
C320-*1
0.22uF
+5V_USB AP2191SG-13
USB
R320 GND L301
16V 16V 1 8 NC
4.7K MLB-201209-0120P-N2
C315 C317 IN_1 2
0.1uF OPT 7 OUT_2
10uF
10V 16V 120-ohm
USB DOWN STREAM
IN_2 3 6 OUT_1
R308
0
L304
BG2012B080TF
C313
C311 EN 4 5 FLG
USB(DVR Ready)
HP_L_OUT 10uF C310
1/16W C321 0.1uF 10V EAN60921001
C308 100uF
Close to the IC 22000pF USB_PWRON2
1uF 16V
10V
50V
EMS_Default R321
DEV JK302
010:D4 KJA-UB-4-0004
2.7K
SGND
OUTL
VDD
+3.3V_NORMAL
EN
1
R306 0 R318
C318 100K 010:D4USB_PWRFLT2
C304
EAG41945401
16 15 14 13 2.2uF OPT
1uF R309 OPT
INL- HPVDD 10V
2
10V 4.7K R310 010:D4 USB_DM2
HP/BT_LOUT_N 1 12
0
011:F2 C305
1uF C
INL+ CPP
3
10V R311 010:D4 USB_DP2
HP/BT_LOUT_P 2 11 1K
Q308 B
011:F2 C306 IC300 C319 2SC3052 SIDE_HP_MUTE
1uF TPA6132A2 2.2uF
INR+ PGND
4
10V 10V D303 D301
HP/BT_ROUT_N 3 10 E
CDS3C05HDMI1 CDS3C05HDMI1
C307
5
011:F2 5.6V 5.6V
1uF ESD_USB
10V INR- CPN ESD_USB
HP/BT_ROUT_P 4 EAN60724701 9
011:F2
5 6 7 8
4.7K
R302
4.7K
R300
G0
G1
HPVSS
OUTR
R307 L303
0 BG2012B080TF
R303
OPT
R301
OPT
HP_R_OUT
C316 1/16W C320
2.2uF 22000pF
10V
50V
EMS_Default
CHANGE USB_PWRFLT PULL-UP FROM 5V TO 3.3V
EARPHONE JACK SIDE
USB1 (DVR Ready)
+3.3V_NORMAL
IC302
+5V_USB AP2191SG-13
HP_L_OUT R319
GND L300
003:Q26 4.7K 1 8 NC
OPT MLB-201209-0120P-N2
IN_1 2 7 OUT_2
USB DOWN STREAM
IN_2 3 6 OUT_1 120-ohm
C E C312 C309
C314 EN 4
JK300 10uF 5 FLG
Q300 B Q303 0.1uF R322 100uF
KJA-PH-0-0177 10V 2.7K
MMBT3904-(F) MMBT3904-(F) EAN60921001 16V
OPT B
OPT GND 5 USB_PWRON1
E C DEV JK301
KJA-UB-4-0004
010:D4
L 4
0 R317
010:D4 USB_PWRFLT1
R