Service Manuals, User Guides, Schematic Diagrams or docs for : BEKO TV L4 chassis 30`` 30 lcd 30 video

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30 video


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                                                                                                                                                   +5V                                                                                                                                                                                                                                                                               +3.3V


                                                                                                                                                                                                                                                                                                               VDD3
                                                                                                                                                             L400                                                                                                                                                                                                                                                      L401
                                                                                                                                                             FERRIT BEAD              C412         C413            C414           C415        C416         C417                    C424           C425         C426          C427            C428        C429          C430    C431       C432          C433           FERRIT BEAD

                                                                                                                                                                                      22uF/10V     0.1uF           0.1uF          0.1uF       220pF        220pF                   220pF          220pF        0.1uF         0.1uF           0.1uF       0.1uF         0.1uF   0.1uF      0.1uF         22uF/10V
                                                                                                                                                                                      10V                                                                                                                                                                                                               10V
                                                                                                                                                      R401                    R402
                                                                                                                                                      22R                     12K




                                                                                                                                                          3
D                                                                                                                                                              Q401                                                                                                                                                                                                                                                                                                               D
                                                                                                                                                   R106       BC848B              GND                                                                                                                                                                                                              GND
                                                                                                                                                   75R
                                                                                                                                10uH          Vo                    1                            C435
                                                 Vin
                                                               R418                                                               L411
                       Vin                                                                                                                         R403




                                                                                                                                                                                             +
                                                               100R                                        CVBS_Out
                                                                          C438
                                                                                                                                                  75R




                                                                                                                                                          2




                                                                                                                                                                                                                                                                   59
                                                                                                                                                                                                                                                                   69
                                                                                                                                                                                                                                                                   76




                                                                                                                                                                                                                                                                              10
                                                                                                                                                                                                                                                                              26
                                                                                                                                                                                                                                                                              29
                                                                                                                                                                                                                                                                              36
                                                                                                                                                                                                                                                                              45
                                                                                                                                                                                                                                                                              52
                                                                          47pF                                                   C456         R406            R404            R405




                                                                                                                                                                                                                                                                              9
                                                                                         C400           0.1uF                    120pF        75R             1K              22K            22uF/10V                      C418
                                                                        GND                                                                                                                                                                                                                U400
                                          Vin2
                                                               R419                                                                                                                                                        47pF
                      Vin2




                                                                                                                                                                                                                                                                              VSUPLLC
                                                                                                                                                                                                                                                                      VSUPF




                                                                                                                                                                                                                                                                                VSUPC
                                                                                                                                                                                                                                                                     VSTBY




                                                                                                                                                                                                                                                                              VSUPCAP
                                                                                                                                                                                                                                                                                VSUPD
                                                                                                                                                                                                                                                                                VSUPA

                                                                                                                                                                                                                                                                                VSUPY

                                                                                                                                                                                                                                                                               VSUPSY
                                                                                                                                                                                                                                                                     VSUPAI
                                                            100R                                                                                          GND           GND                                                                            8
                                                                          C439                                                                                                                                                                              NC
                        SC2_St                                                                                               GND             GND                                                                                                      61
                                                       SC2_St             47pF           C401           0.1uF                                                                                                                                               NC
                        SC1_St                                                                                                                                                                                       GND
                                                       SC1_St
                        SCL5V                                           GND
                                                       SCL5V
                        SDA5V
                                                       SDA5V                                     C402
                        /RESET                                                                                                                                                                                                                                                                       41
                                                       /RESET                                           0.1uF                                                                                                                                                                               C7
                                                                                                                                                                                                                                                                                                     42
                                                                                                                                                                                                                                                                                            C6
                                                                                                                                                                                                                                                      70                                             43
                                                                                       C440                                                                                                                                                                 VOUT                            C5
                                                                                                                                                                                                                                                                                                     44
                                                                                       47pF C403                                                                                                                                                      72
                                                                                                                                                                                                                                                                                            C4
                                                                                                                                                                                                                                                                                                     47
                                                                                                 0.1uF                                                                                                                                                      VIN1                            C3
                                                                                     GND                                                                                                                                                              71                                             48                                      47R
                                                                                                                                                                                                                                                            CIN                             C2                                       R400
                                                                                                                                                                                                                                                                                                     49
                                                                                       C437                                                                                                                                                                                                 C1                                                                                                      VCLK
                        /STDBY                                                                                                                                                                                                                        73                                             50                                RN401
                                                        /STDBY                         47pF (100pF only 20")                                                                                                                                                VIN2                            C0
                        SC1_FBL                                                                                                                                                                                                                       74                                                                         4                   5          YUV7
                                                       SC1_FBL R420 100R                                                                                                                                                                                    VIN3
                                  Y_IN                                               GND                                                                                                                                                                                                             31   Y7                     3                   6          YUV6
                      Y_IN                                                                     C404                                                                                                                                                                                         Y7
                                                                                                                                                                                                                                                      75                                             32   Y6                     2                   7          YUV5
                                                                 R421 100R                                                                                                                                                                                  VIN4                            Y6
                                  C_IN                                                                                                                                                                                                                                                               33   Y5                     1                   8          YUV4
                      C_IN                                                             C434    0.1uF                                                                                                                                                                                        Y5
                                                                                                                                                                                                                                                      79                                             34   Y4                           RN400
                                                                 R422 100R             47pF (100pF only 20")                                                                                                                                                FB1IN                           Y4
                                  Vin1                                                                                                                                                                                                                 1                                             37   Y3                     4     47R           5          YUV3
                      Vin1                                                                                                                                                                                                                                  B1/CB1IN                        Y3
                                                                                     GND                                                                                                                                                               2                                             38   Y2                     3                   6          YUV2
                                                                                                                                                                                                                                                            G1/Y1IN                         Y2
                                                                                                                                                                                                                                                       3                                             39   Y1                     2                   7          YUV1
                                                                                                                                                                                                                                                            R1/CR1IN                        Y1
                                                                                                                                                                                                                                                       4                                             40   Y0                     1                   8          YUV0
                                                                                                                                                                                                                                                            B2/CB2IN                        Y0
                                                                                                                                                                                                                                                       5                                                                                                                               YUV[0..7]
                                                                                              C441      C442                                                                                                                                                G2/Y2IN                                                                                                                                 YUV[0..7]
       +15V                                                                                                                                                                                                                                            6                                                                               47R
               L410                                                                      2.2uF/16V      0.1uF                                                                                                                                               R2/CR2IN
                                                                                                                                                                                                                                                                                                     27
                                                                                                                                                                                                                                                                                         LLC2
                                                                                                                                                                                                                                                                                                     28
           FERRIT BEAD                                                                                                                                                                                                                                                                   LLC1
                                                                             16




                                                                 R436                                                                                                                                                                                 78                                             53
                                                                                                                                                                                                                                                            VREF                        INTLC
                                                                 4.7K                                                                                                                                                                                                                                57
                                              R430                                                                                                                   C408                                                                                                                  VS
                               C443                                                                                                                                                                                                                                                                                    GND
                                                                             VDD




                        SC_B                  47K 3                                             GND     GNDC409                                                      10uF/10V                  C419         C420                                      17                                             54
              SC_B                                                Z1                                                                                                                           0.047uF               C421              GND                  VGAV                       AVO                     R415      C455
                                           C444                                                   4                                                                     10V                                                                                                                          56        220R
C                              0.1uF                                                       Z                                                                                                                10uF/10V 0.047uF                                                         MSY/HS                              47pF                                                                                                                                                     C
                                                   5                                                                                                                                                                                                  66                                             55
                     R431                                         Z0                                                                                                                                                                                        VRT                      FSY/HC                                                                                                                    O_HS
                                                                                                            0.1uF                                                                                            10V                                      18
                                           0.1uF                                                                                                                                                                                                            YCOEQ                                              R414
                     47K          C445                                                                                                                                                                                                                                                               58
                                                                                                                                                             R408                                                                                                                       FPDAT                                                                                                                  O_VS
                     SC_G                                  1                                                C410                                                               GND                                                                    15                                                       220R
              SC_G R432                                           Y1                                                                                                                                                                                        RESQ                                                         C454
                                           C446                            U401                   15                                                         220R
                               0.1uF                                                       Y                                                                                                                                                                                                                             220pF
                     47K                                   2             HEF4053BT                                                                                                                                         SCL                        13
                     R433                                         Y0                                                                                                                                                                                        SCL
                                                                                                            0.1uF                                                                                                          SDA                        14                                             60                GND
                                           0.1uF                                                                                                                                                                                                            SDA                          CLK5
                   47K                   C447                                                                                                                                                                                                                                                        24
                                                                                                                                                                                                                                                                                        CLK20
                     SC_R                          13                                                       C411
              SC_R R434                                           X1
                                                                                                  14                                                                                                                                                                                                 23
                                         0.1uFC448 12                                      X                                                                              C436                                                                                                          FFOE
                                                                                                                                                                                                                                                                                                     22
                     47K                                          X0                                                                                                                    C422             3.3pF                                                                          FFRE
                                                                                                            0.1uF                                                         0.1uF                                                                       63                                             21
                     R435                    0.1uF                                                                                                                                                                                                          XTAL2                    FFRSTW
                                                                                                  11                                                                                                                                                  62                                             20
                                                                                           A                             R412                                                                                                                               XTAL1                      FFWE
                     47K                                   6                                                                                                                                                                                                                                         19
                                                                  INH                                                    10K                                                                                                                                                             FFIE
                                                                                                  10                                                                                                                  X400                            67
                                                                                           B                                                                                                                                                                I2CSEL




                                                                                                                                                                                                                                                                     GNDCAP

                                                                                                                                                                                                                                                                     GNDLLC
                                                           7                                                                                                         GND




                                                                                                                                                                                                                                                                     AISGND
                                                                                                                                                                                                                      20.25 MHz




                                                                                                                                                                                                                                                                     GNDPA



                                                                                                                                                                                                                                                                     GNDSY
                                                                  VEE




                                                                                                                                                                                                                                                                     GNDAI
                                                                                                                                                                                                                                                                     ISGND
    R437        C450




                                                                                                                                                                                                                                                                     GNDD



                                                                                                                                                                                                                                                                     GNDY
                                                                                                                                                                                                                                                                     GNDC

                                                                                                                                                                                                                                                                     GNDF
                                                                                                  9                                                                                                                                                   16




                                                                                                                                                                                                                                                                     ASGF
                                                                                                                                                                                                                                                                     ASGF
                                                                                           C                                                                                            C423             3.3pF                                              TEST
                                                                             VSS




    2.2K        0.1UF
                                                                                                          3




                                                                                                                                                                                                                                             GND                                          VPC3230D
       GND                                                                                       1              Q402




                                                                                                                                                                                                                                                                   64
                                                                                                                                                                                                                                                                   11
                                                                                                                                                                                                                                                                   12
                                                                                                                                                                                                                                                                   25
                                                                                                                                                                                                                                                                   30
                                                                                                                                                                                                                                                                   35
                                                                                                                                                                                                                                                                   46
                                                                                                                                                                                                                                                                   51
                                                                                                                                                                                                                                                                   65
                                                                                                                                                                                                                                                                   68
                                                                                                                                                                                                                                                                   77
                                                                                                                                                                                                                                                                   80
                                                                             8




                                                                                                                                                                                                                                                                    7
                                                                                                                BC848B                                                               GND

                                                               GND                R410
                                                                                                          2




                                                                                  47K           C449      GND
                                                                                                220pF                                                                                                                                                              GND


       OSD_FBL
                                                                                                                     C405
           OSD_B
                                                                                                                     0.1uF
                                                                                                                     C406
           OSD_G
                                                                                                                     0.1uF
                                                                                                                     C407
B                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 B
           OSD_R
                                                                                                                     0.1uF
           /RESET

              SCL

               SDA




A                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 A




                                                                                                                                                                                                                                                                                                                                                                                                                                       Beko Elektronik A.S.
                                                                                                                                                                                                                                                                                                                                                                                                                      Size       Title                                      Rev
                                                                                                                                                                                                                                                                                                                                                                                                                        C                    2. Video Decoder                A
                                                                                                                                                                                                                                                                                                                                                                                                                   Document Number     Control
                                                                                                                                                                                                                                                                                                                                                                                                                   Date    31-May-2004                 Sheet 4       of 9
                                  1                                                                                                      2                                                                                         3                                                                           4                                                                                    5                                                            6



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