Service Manuals, User Guides, Schematic Diagrams or docs for : LG VCR bc-300w y_c_blo

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y_c_blo


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3. Y/C Block Diagram




1) PB Mode                                                                                                                                                 2) REC Mode

                                                   57        59   52      54        51        61         72   71                                                                                             71        72     61    51         52     54   57     59

                                                                                                                                                                                         IC301
                               ACC        MAIN                                                                                   46                                                    LA71598M                                                C. COMB                                             46
                                                                   C. COMB                         LPF                  Y                                                                                                    COMB
    LP 'A' PB   82                        CONV                                                                                                                                                                                                                                        Y
                                                                                                                         DELAY                                                                                         BPF    AMP
                                                                                                                                 45                                                                                                                                                 DELAY          45
                                                                                                                                                                                                                                                            BPF1
                               C LPF                                                                                                                                     LP REC
    LP 'B' PB   85                                                                                                               43                                                                                          CCD
                                                                                                                                                             (TO DRUM)            84                                                                                                               43
                                           IC301                                                                                 41                                                                                          LPF                                       YNR
    SP 'B' PB   88                                                                                                                                                                                                                                                                                 41
                                         LA71598M                                                                                                                        SP REC
                                                                                            NL                 Y/C                                           (TO DRUM)            90                         +                                                                                     34             V. IN 3
    SP 'A' PB   91                                                     YNR                                                                                                                                                                      DETAIL                 Y-LPF
                                                                                          DE EMP               MIX                                                                                                                                                                                 36             V. IN 2
                                            FM
                                                                                                                                                                                                                                                ENH
                               PB FM
                                                                                                                                                                                                             REC FM                                                                                38             V. IN 1
                                AGC        DEM
                                                        SUB            LPF                                                                                                                                     EQ
      V. ENV    93                                                                                                                                                                                                                                                                          S/W
                                                        LPF
                                                                                                                                                                                                                                                NL EMPH                FBC
                                          DOUBLE
                               PB EQ                                                                                                                                                                                                                                                               32
                                           LIMIT
                                                                  CLAMP                                       60dB AMP                                                                                           FM          W/D
                                                                                                                                                                                                                 MOD         CLIP                                                     AGC          31
                     10   11    18        17            21        20           23        24        28              29
                                                                                                                                                                                          10       11                                    18          19      23        24      28      29     30


                                       PB                 MAIN
                                       PEAKING           DE-EMPH                                                                                                                                                                              MAIN
                COLOR V.H S/W                                                                                                                                                                                                                 EMPH
                ROTARY                                                                                                                V. OUT(TO VPS/PDC)
                                                                                                                                                                                        COLOR    V. II S/W                                                 CLOCK            C. SYNC           REC 'H'
                                                                             CLOCK DATA C SYNC                                                                                          ROTARY                                                                     DATA         V.OUT(TO MICOM)
                                                                                            V.OUT(TO MICOM)



                                                                                                                                                                                                                                                                                                        '00. 02. 10. RR10462BB
                                                                                                                                                                                                                                                                                                                       BC993W




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