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

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30 mcu


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                                                                                                                                                                                                                                                                                                                                                         +15V                                                                                                                         2.5V_M
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    TP217                                                          A2.5V_M
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    TESTPAD

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          L502
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  C507                    FERRIT BEAD            C510            C511      C512
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  22uF
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 22uF            0.1uF     0.1uF
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     D900         22uF/10V
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     DIODE                                                                                         D2.5V_M
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         GND
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         GND
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            L503
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            FERRIT BEAD          C513            C514      C515
D                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      D
                                                                                                                                                                                                                                                                                                                                                                                                                        U504                                                                                                     22uF            0.1uF     0.1uF
                                                                                                                                                                                                                                                                                                                                                                                                                        LM1117XXX3.3V                                                 3.3V_M
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  TP218
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  TESTPAD
                                                                                                                                                                                                                                                                                                                                                                                                                  3                                      2                                                                               GND
                                                                                                                                                                                                                                                                                                                                                                                                                           IN             OUT
                                                                                                                                                                                                                                                                                                                                                                    L501                                                                                                                                                                                                     D3.3V_M




                                                                                                                                                                                                                                                                                                                                                                                                                                   GND
                                                                                                                                                                                                                                                                                                                                                                    FERRIT BEAD                                                                                                   C508
                                                                                                                                                                                                                                                                                                                                                                                        C505                                                                                      22uF
                                                                                                                                                                                                                                                                                                                                                                                        22uF                                                                                                              L504
                                                                                                                                                                                                                                                                                                                                                                                        22uF/10V                                         SOT223                                   22uF/10V                FERRIT BEAD         C516             C517      C518       C519      C520




                                                                                                                                                                                                                                                                                                                                                                                                                                  1
                                                                                          D3.3V_M
                                                                                                          RN500 10K                                                                                                                                                                                                                                                                            GND                                                                                                                            22uF             0.1uF     0.1uF      0.1uF     0.1uF
                                                                                                     1                       8                                                                                                                                                                                                                                                                                                                                                           GND                                  10V
                                                                                                     2                       7                                                                                                                                                       HDATA[0..3]
                                                                                                                                                                                                                                                                                                                   HDATA[0..3]
                                                                                                     3                       6                                                 HDATA0
                                                                                                     4                       5                                                 HDATA1                                                                                                                                                                                                                                             GND                                                                                    GND
                                                                                                                                                                               HDATA2
                                                                                                                                                                               HDATA3
                                                                                                     1                       8                                                 HCLK/SCL
                                                                                                                                                                                                                                                                                                            HCLK
                                                                                                     2                       7                                                 HFS/SDA
                                                                                                                                                                                                                                                                                                            HFS
                                                                                                     3                       6
                                                                                                     4                       5                                                 /IRQ
                                                                                                                                                                                                                                                                                                                                                                                        /IRQ
                                                                                                                                                                               PNL_EN
                                                                                                                                                                                                                                                                                                                                                                                        PNL_EN
                                                                                                          RN501 10K
                                                Q500
                                                2N7002                                                                                                                                                                 A2.5V_M D2.5V_M               D3.3V_M


                                                                        R500
                                                                        3.3K         D3.3V_M                               D2.5V_M                                                                                                                                                                                                                                                                                               3.3V_M




                                                                                                                                                                                                                      26
                                                                                                                                                                                                                      57


                                                                                                                                                                                                                                   14
                                                                                                                                                                                                                                   68



                                                                                                                                                                                                                                               16
                                                                                                                                                                                                                                               43
                                                                                                                                                                                                                                               70
                                                                                                     D3.3V_M                                                                                                                                                                                                                                                                                                                               C509




                                                                                                                                                                                                                                               1
                                                                                                                                                                                                                                                                          U501                                          A[0..18]




                                                                                                                                                                                                                       VDDA2.5
                                                                                                                                                                                                                       VDDA2.5


                                                                                                                                                                                                                                     VDD2.5
                                                                                                                                                                                                                                     VDD2.5


                                                                                                                                                                                                                                                  VDD3.3
                                                                                                                                                                                                                                                  VDD3.3
                                                                                                                                                                                                                                                  VDD3.3
                                                                                                                                                                                                                                                  VDD3.3
                                                                                                                                                                                   HDATA0              17                                                                    63                                                                 3.3V_M      C506                                                                           0.1uF
                                                                                                                                                                                                               P0.0                                          A19/P4.4
                                                                                                                                                                                                       18                                                                    64                                                                                                                                                                                GND




                                                                                                                                                                                                                                                                                                                                                                                                                                  8
                                                                                                                                                                                   HDATA1                                                                                            A18
                                                                                                                                                                                                               P0.1                                          A18/P4.1
                                                                                             R502             R503                                                                 HDATA2              19                                                                    66      A17                                                                                                                                                              U505
                                                                                                                                                                                                               P0.2                                          A17/P4.0
                                                                                                                      D500                                                         HDATA3              20                                                                                                                                                   0.1uF                                      A0        20                                      21                 D0                                   CN503
                                                                                                                                                                                                               P0.3                                                                                                                                                                                                        A0             DQ0




                                                                                                                                                                                                                                                                                                                                                                                                                                   VCC
                                                                                             3.3K             10K                                                                                      21                                                                    65                                                                                           GND                                    19                                      22                                       TP151   /RST                   GND TP182




                                                                                                                                                                                                                                                                                                                                                 8
                                                                       Q501                                           BAS40-05                                                     HCLK/SCL
                                                                                                                                                                                                               P0.4                                              A16                 A16                                                                                                               A1
                                                                                                                                                                                                                                                                                                                                                                                                                           A1             DQ1                               D1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   16   17
                                                                       2N7002                                                                                                      HFS/SDA             22                                                                    67      A15                                                                        U502                                   A2        18                                      23                 D2                    TP152   D3                     D2 TP181
C                  SDA5V                                                                                                                                                                                       P0.5                                              A15                                                                                                                                                       A2             DQ2                                                                      15   18                                                             C
                                                                                                                                                                                   SDA                 23                                                                    71      A14                                       A0    20                            21          D0                      A3        17                                      25                 D3                    TP153   D4                     D1 TP180
                                                                                                                                                                                                               P0.6                                              A14                                                                      A0              IO1                                                              A3             DQ3                                                                      14   19




                                                                                                                                                                                                                                                                                                                                                   VCC
                                                                                                                                                                                   SCL                 24                                                                    73      A13                                       A1    19                            22          D1                      A4        16                                      26                 D4                    TP154   D5                     D0 TP179
                   SCL5V                                                                                                                                                                                       P0.7                                              A13                                                                      A1              IO2                                                              A4             DQ4                                                                      13   20
                               SC2_St                                                                                                                                                                                                                                        72      A12                                       A2    18                            23          D2                      A5        15                                      27                 D5                    TP155   D6                     A0 TP178
                   SC2_St                                                                                                                                                                                                                                        A12                                                                      A2              IO3                                                              A5             DQ5                                                                      12   21
                                                   /RESET                                                                                                                                              44                                                                    79      A11                                       A3    17                            25          D3                      A6        14                                      28                 D6                    TP156   D7                     A1 TP177
                   /RESET                                                                                                                                                                                      P1.0                                              A11                                                                      A3              IO4                                                              A6             DQ6                                                                      11   22
                               SC1_St                                                                                                                                                                  45                                                                    83      A10                                       A4    16                            26          D4                      A7        13                                      29                 D7                    TP157   A2                     A10 TP176
                   SC1_St                                                                                                                                                                                      P1.1                                              A10                                                                      A4              IO5                                                              A7             DQ7                                                                      10   23
                                                                    +5V                                                                                                                                46                                                                    77                                                      15                            27                                             3                                                                               TP158   A3                         TP175
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 /PSEN
                                                                                                         3




                               SC1_FBL                                                                                                                                             /SC1_FBL                                                                                          A9                                        A5                                              D5                      A8
                  SC1_FBL                                                                                                                                                                                      P1.2                                               A9                                                                      A5              IO6                                                              A8                                                                                      9    24
                                                                                                                                                                                                       47                                                                    75      A8                                        A6    14                            28          D6                      A9         2                                                                               TP159   A4                     A11 TP174
                                                                                  R501                                                                                                                         P1.3                                               A8                                                                      A6              IO7                                                              A9                                                                                      8    25
                                                                                               1              Q502                                                                 PNL_EN              48                                                                                                                      A7    13                            29          D7                      A10       31                                                                               TP160   A5                     A9 TP173
                                                                R505                                                                                                                                           P1.4                                                                                                                       A7              IO8                                                              A10                                                                                     7    26
                                                                                  1K                          BC848B                                                               /BKLT_EN            49                                                                    74      A7                                        A8     3                                                                A11        1                                                                               TP161   A6                     A8 TP172
                                                                10K                                                                                                                                            P1.5                                               A7                                                                      A8                                                                               A11                                                                                     6    27
                                                                                             R504                                                                                  /STDBY              50                                                                    76      A6                                        A9     2                                                                A12       12                                                                               TP162   A15                        TP171
                                                                                                                                                                                                               P1.6                                               A6                                                                      A9                                                                               A12                                                                                     5    28
                                                                                             4.7K                                                                                                      62                                                                    78      A5                                        A10   31                                                                A13        4                                                                               TP163   WE                     A7 TP170
                                                                                                                                                                                                               P1.7                                               A5                                                                      A10                                                                              A13                                                                                     4    29
                                                                                                         2




                                                                                                                                                                                                                                                                             80                                                       1                                                                           5                                                                               TP164   A12                    A13 TP169
                                                                   3




                                                                                                                                                                                                                                                                                     A4                                        A11                                                                     A14
                   MSRES                                                                                                                                    R507     10K                                                                                          A4                                                                      A11                                                                              A14                                                                                     3    30
                                                                                                                                                                                                TP215 34                                                                     82      A3                                        A12   12                                                                A15       11                                                                               TP165   A17                    A14 TP168
                                                               Q503                                                                                                                                            P3.0                                               A3                                                                      A12                                                                              A15                                                                                     2    31
            3.3V_M                                                               1                                                                                                 /IRQ               35                                                                     2       A2                                        A13    4                                                                A16       10                                                                               TP166   A18                    A16 TP167
                 L508 FERRIT BEAD                                                                                                                                                                              P3.1                                               A2                                                                      A13                                                                              A16                                                                                     1    32
                                                             BC848B                                      GND                                                                                          36                                                                     3       A1                                        A14   11                                                                A17        6
                                                                                                                                                                                                               P3.2                                               A1                                                                      A14                                                                              A17
                                                                                                                                                                R528               LED_GRN            37                                                                     5       A0                                        A16    7                                                                A18        9                                                                                               HEADER2X16
                                        R530                                                                                                                                                                   P3.3                                               A0                                                                      A15                                                                              A18
        CN501          TP144                                                                                                                               C529 100R               LED_RED            38                                                                                                                       A17   10                                                                                                                                                                   Service connector_Flash programing
                                                                                                                                                                                                               P3.4                                                                                                                       A16
                                                                   2




                                        15K                         GND                                                                                                            MUTE               39                                                                                                                                                                                                         30
              1                                   /STDBY                                                                                     R529          470p                                                P3.5                                                                                                                                                                                                        CE
                         TP150                                                                                                               470R                                                     40                                                                     4            D7            3.3V_M                 A15   30                             9                                /PSEN       32
              2                                                                                                                                                                                                P3.6                                               D7                                                                      CS1              NC                                                              OE
                                                                                LED_RED                                                             GND                                               41                                                                     6            D6                                                                                                           WE         7
              3                                                                                                                                                                                                P3.7                                               D6                                                                                                                                                       WE




                                                                                                                                                                                                                                                                                                                                                                                                                                   VSS
                                  IR           TP146                                                                                                                                                                                                                         8            D5                                          6                             9A   A18
              4                                                                                                                                                                                                                                                   D5                                                                      CS2              NC
                               KEY_PMU                  TP147                                                                                                                      KEY_PMU             28                                                                    10           D4
              5                                                                                                                                                                                                P2.0                                               D4                                                                                                                                    R521
                               KEY_DRL    TP148                                                                                                                                    KEY_DRL             29                                                                    12           D3                       /RAMRD            32                                                                                                               29LV040
              6                                                                                                                                                                                                P2.1                                               D3                                                                      OE




                                                                                                                                                                                                                                                                                                                                                   VSS
                                                                                                                                                                                                       30                                                                    11           D2                       /RAMWR             5                                                                 1K
              7                                                                                                                                                                                                P2.2                                               D2                                                                      WE




                                                                                                                                                                                                                                                                                                                                                                                                                                  24
                                                                                                                                                                                                       31                                                                    9            D1
                                           R519     R520                                                                                                                                                       P2.3                                               D1                                                                                            K6T1008V2E-TB             3.3V_M
        B7B                                                                                                                                                                                                                                                                  7            D0
                                           1K       1K                                                                                                                                                                                                            D0
    Keypad Connector                                                                                                                                                               /RAMRD              51
                                                                                                                                                                                                               P4.2




                                                                                                                                                                                                                                                                                                                                                 24
           TP149                                                                                                                                                                   /RAMWR              52
                                                                                                                                                                                                               P4.3
                                  D2.5V_M                                                                                                                                                              33                                                                                                                                                                                                                         GND
                                                  O_VS                                                                                                                                                         P4.7/VS/OE
                                                                                                                                                                   C500    0.1uF
                L509                                                                                                                                                                                   25                                                                                                                                         GND
                                             CVBS_Out                                                                                                                                                          CVBS
          FERRIT BEAD                                                                                                                                                                                  32                                                                                                D[0..7]
                                                O_HS                                                                                                                                                           HS/SC
                                                                 GND      3.3V_M /RST         R526                                                                                                     53
                                                                                                                                                                                                               RST
                       GND                                                                    1K                                                                                                                                                                                                                                                                                                                           D3.3V_M
                                        U500             C526                                        C525                                              XTAL2                                           54
                                                         0.1uF           R525                        4.7nF                                                                                                     XTAL2                                                                                                                                                                                         D501
                                                         2                                                                                             XTAL1                                           55
                                            VCC                                                                                                                                                                XTAL1
                                                                         47R                                                                                                                                                                                                                                                                                                                                                                                 TP502
                                                         1                                                   GND                                                                                       58                                                                    81      /PSEN                                                                                                                                                                   EVSS
B                                          RSTN                                                                                                                                                                R                                               PSEN                                                                                                                                                                                                                                                                                                                    B
                                                                                                              X500                    C501          C502                                               59                                                                    13                                                                                                         TP500                BAS40
                                                                                                                     



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