Service Manuals, User Guides, Schematic Diagrams or docs for : LG LED 47LX9500 47LX9500-3D

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47LX9500-3D


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                                            North/Latin America   http://aic.lgservice.com
                                            Europe/Africa         http://eic.lgservice.com
                                            Asia/Oceania          http://biz.lgservice.com




            LED LCD TV
            SCHEMATICS AND EXPLODED VIEW
            CHASSIS : LA02R


            MODEL : 47LX9500                      47LX9500-UA




           CAUTION
           BEFORE SERVICING THE CHASSIS,
           READ THE SAFETY PRECAUTIONS IN THIS MANUAL.




P/NO : MFL63727204 (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.
                                                                                                                                        900
                                                                                                                          910
             400




                                                                      710




                                                                                                             120
                                          121




                                                                                          810
                                    520
                                          530




                                                                                           880
     LV2




                                                                                                 540
       LV1




                            800




                                                                                                  510




                                                                                                                                A10
      200




                                                                                                                                   A5
                                                                                                            390

                                                                                                                       A23
                                                                                                                      A2
     300




                                                                                                                    380
Copyright           LG Electronics. Inc. All right reserved.         - 20 -                                                              LGE Internal Use Only
Only for training and service purposes
47LX9500 EXPLODED VIEW PARTS LIST
ITEM     PART No                                   DESCRIPTION
 120   EAB61353002   Speaker (Front) 5W 8OHM 78DB 350HZ 8x21.4x6.5 4way
 121   MCR62231002   Insulation Sheet (Main)
 200   AFB73089901   TFT Panel (Includes Inverter boards)
 300   ABJ73128201   Cabinet Assembly Ft Frame
 380   MAZ62063502   Bracket IR PCB
 390   EBT61093402   IR and Intelligent Sensor Board
 n/a   EBR69838701   3D Transmitter Board. Updated to EBR72073601
 400   ACQ76211209   Back Cover
 510   EBR70133801   Controls Board
 520   MGJ62014802   AV Metal Shield
 530   EBR69489001   Main Board
 540   AGU72970001   Power Insulation Bottom Assembly
 710   MCK62788902   Mold ABS HF-380 Bracket Power Cord Cover
 800   EAY60908801   SMPS Power Supply
 810   MGJ62014401   Stand Guide Metal Plate
 880   MGJ62014709   Tuner Metal Shield
 900   AAN73031202   Stand Base Assembly
 910   ABA73132302   Stand Top Bracket
 A2    AKB72914018   Remote Control
 A5    MAF60779001   Cloth Cleaner
 A10   FAB30006518   Stand Screw
 A23   AKB73035402   Remote Control M2-CON for USA
 LV1   EAD61078206   LVDS Cable (Left Side from Main)
 LV2   EAD60956327   LVDS Cable (Right 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
                                                                                                                                                                                      R314




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