Service Manuals, User Guides, Schematic Diagrams or docs for : LG TV cf-20j3rg-3b-3r 075ablk

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075ablk


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                                                                                                  Pre
                                                            LOCAL Key ASSY                        Amp                                               AC-IN
                                                                                                                                                    230V
                                                                                                                               ST_BY(2W)
                                                                                                                ST-5V            POWER
                                                                                                  IR                             (OPTION)
                                            SCL                         IC01
                              IC02
                             EEPROM                                   TV /TXT
                             24C16
                                            SDA                     SDA5555 /5521
  IC601
                                                                     SCL SDA                                                             B+
 TDA7253
Audio AMP                                   TXT RGB         CVBS(TXT)                                                                 Sound B+

                                                                                                                8V        8VREG               STR-
                                                                                                                                              F6707




                                                                                                                                                              BLOCK DIAGRAM
                                                                                                                5V        5V REG
                                                             IC501                                              H.Vcc /TUNER          35V
                       RGB
          IC901                                             TDA8842              CVBS
      CPT DRIVE AMP.                                   VIDEO PROCESSOR
        TDA6107Q        IK
                                                               VB   VA   H-OUT


                                                                                                                                                       V-DY
                                                                                         BPF       TPS               VA
                                                                                                                                    IC301
                                                                                                                     VB            TDA8351Q
                                                                                                                                 VERTICAL AMP
                                                                                               IC502
                                                                                               CD4052
                 K3953M(BG/DK/I)                                                                                                   16V        45V
                 K6263K(W/M)
          IF1
 5V                SAW I                                                                                                H-DY
          IF2
33V                                                                                         IC201
                                                                                            CD4053               Q401
                 K9260M(BG/DK/I)                      FM    AM
                 K9253M(W/M)                                                                  SW                 D2499
       TUNER                                                                                            SOUND
                   SAW II                                                                               BOARD                             FBT
                                                                                                                 H-OUT                                HV
SCL
                                                  VIF/SIF                                                                            B+
                             L9654M(L/L )                                                         A2-OUT
SDA                                               U4488B                                                                                             SCREEN
                  L/L S/W        SAW III
                                                                                    SCART/PHONE
                                                                                                                                                      H/T
AGC                                                                                                                       180V
                       *OPTION



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