Service Manuals, User Guides, Schematic Diagrams or docs for : BEKO TV BEKO LP2000S BEKO LP2000S 02

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BEKO LP2000S 02


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                             1                         2                                          3                                                           4
    U_02 - scaler                U_03 - vcti         U_04 - graphics
    02 - scaler.SchDoc           03 - vcti.SchDoc    04 - graphics.SchDoc
                                                                             L5C VCT-IF + gm2221 Low End to Mid Range LCD TV Project Schematics

                                                                             Initial Release: Apr. 08, 2005
A                                                                            May. 18, 2005                                                                                       A
    U_05 - subwoofer             U_06 - power        U_06 - power-b
    05 - subwoofer.SchDoc        06 - power.SchDoc   06 - power-b.SchDoc     Audio Amplifiers changed to Maxim 9704 and subwoofer changed to MP3371.
                                                                             The 12V to 33V converter circuit components changed to BAV99 and 220NF SMD caps.

                                                                             Aug. 08, 2005
                                                                             Second PCB release with bring-up modifications.
    U_07 - inverter-b            U_08 - tuner        U_09 - swaudio
    07 - inverter-b.SchDoc       08 - tuner.SchDoc   09 - swaudio.SchDoc




    U_10 - headphone             U_07 - lvds         U_05 - audio_amp
B                                                                                                                                                                                B
    10 - headphone.SchDoc        07 - lvds.SchDoc    05 - audio_amp.SchDoc




    U_02 - scart
    02 - scart.SchDoc




C                                                                                                                                                                                C




                                                                                                              Title
D                                                                                                                                                                                D
                                                                                                                      L5C
                                                                                                              Size      Number                                        Revision
                                                                                                               A4
                                                                                                              Date:    27.04.2006                         Sheet of
                                                                                                              File:    D:\Dosyalar\..\01 - top-b.SchDoc   Drawn By:
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                                                                                                                                                                                                                                                                              L5C : VCT-IF AND PERIPHERALS
                                        L300                                                                                                              J224
                                                                             175mA
               1V8_STBY                                                                   VDD1V8D
                                        10uH                                                                                                              0R                                                                                                                                                                                                                                                                                                                                                                                                                             J316
                                                          C341 C300        C337
                                                          10U25V100N       470P                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          0R
                                                                                          GND
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 L316                                                                    Q314
                                        L301                                                                                                                Q200                                                                                                                                                                                                                                                                                                                                                                                              125mA
                                                                             225mA                                             SCL5V                                                  SCL3V3                                                                                                                                                                                                                                                                                                          12V                                                                                                                   12V-A
               1V8_STBY                                                                   VDD1V8FE            SCL5V                                                                             SCL3V3                                                                                                                                                                                                                                                                                                           10uH
                                        10uH                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         C359 C311            C312                                               C384
                                                          C342 C301        C371                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              R383
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     10U25V
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          100N            100N                                               47U16V
                                                          10U25V100N       1N
                                                                                          GND                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            BC337-16
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             220R
                                        L302                                                                                               R233                                   R234                                                                                                                                                                                                                                                                                                                                         GND                                                                     GND
                                                                             48mA                                                                           2N7002
               3V3_STBY                                                                   VDD3V3FE                                         3K3                                    3K3
                                        10uH                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    D302
                                                          C344 C338                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             BZX84C12 SOT23
                                                          10U25V470P
                                                                                          GND
                                        L303                                                                      5V_STBY                                                                      3V3_STBY
                                                                             11mA
A              3V3_STBY                                                                   VDD3V3IO                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       GND                                        A
                                        10uH
                                                          C345 C303                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     This circuit is used for 15V panels. Otherwise the jumper is mounted.
                                                          10U25V100N
                                                                                          GND                                              R202                                   R203
                                        L304                                                                                               10K                                    10K
                                                                             95mA
                          3V3                                                             VDD3V3D
                                        10uH
                                                          C346 C304
                                                          10U25V100N
                                                                                          GND
                                        L305
                          3V3                                                             VDD3V3BE
                                        10uH                                                                                   SDA5V                                                  SDA3V3
                                                          C348 C339                                         SDA5V                                                                               SDA3V3
                                                                                                                                                            Q201
                                                          10U25V470P                                                                                        2N7002
                                                                                          GND
                                        L306
                                                                             25mA
                          5V                                                              VDD5VFE                                                           J225
                                        10uH
                                                                 C305                                                                                       0R
                                                                 100N
                                                                                          GND
                                        L307
                                                                             65mA                                                                                                                                                                                                                                          8V
                          5V                                                              VDD5VIF
                                        10uH
                                                          C350 C306
                                                          10U25V100N                                                                                                                                                                                                                                        C356          C309
                                                                                          GND                                                                                                                                                                                                               10U25V        100N          U303
                                        L308                                                                                                                     C318
                                                                             18mA                                                                                                                                                                                                                                                                                                                                                                                                                5V
                          5V                                                              VDD5VBE                                     SC1_BLUE                                 BIN
                                        10uH                                                                           SC1_BLUE                                                                                                                                                                      GND            GND          1                                                   88
                                                          C354 C307                                                                                                                                                                                                   C411    C308        GND                                            GND                             GND                  GND
                                                                                                                                                        R365 100N                                                                                                                                                                2                                                   87
                                                          10U25V100N                                                                                                                                                                                                  3.3U50V 100N                                                       VSUP8.0AU                 VSUP5.0BE                  VDD5VBE
                                                                                                                                                        75R                                                                                                                                                                      3                                                   86     SUBWOOFER
                                                                                          GND                                                                                                                                                                                                                                            VREFAU                   TEST/SUBW                                    SUBWOOFER                                                                                                    R351
                                                                                                                                                                                                                                                                                                          SPEAKERL               4                                                   85
                                                                                                                                                                                                                                                                                         SPEAKERL                                        SPEAKERL                     VERT+                   GND                                                                                                                           470R
                                                                                                                                                                                                                                                               GND          GND                           SPEAKERR               5                                                   84
                                        L310                                                                                                                                                                                                                                             SPEAKERR                                        SPEAKERR                      VERT-                  GND                                                                                                                                        R361
                                                                             26mA                                                                                                                                                                                                                         AOUT1L                 6                                                   83                                                                                                  C323
                          3V3                                                             VDD3V3DAC                                                GND           C319                                                                                                                                                                    AOUT1L                            EW                 GND                                                                                                                                        18K
                                        10uH                                                                                                                                                                                                                                                              AOUT1R                 7                                                   82                                                                                                  100N
                                                          C358 C340                                                                   SC1_GREEN                                GIN                                                                                                                                                       AOUT1R                        RSW2                                                                                                                                  Q303                   Q307
                                                                                                                      SC1_GREEN                                                                                                                                                                           AOUT2L                 8                                                   81                                                                                                                                                                 C343
                                                          10U25V470P                                                                                                                                                                                                                                                                     AIN3L/AOUT2L                  RSW1                                                                                                                                  BC858B                 BC848
                                                                                                                                                        R367 100N                                                                                                                         VDD5VFE         AOUT2R                 9                                                   80                                                                                                                                                                            VOUT1
                                                                                          GND                                                                                                                                                                                                                                            AIN3R/AOUT2R                 SENSE                   GND
                                                                                                                                                        75R                                                                                                                                               AIN2L                 10                                                   79
                                                                                                                                                                                                                                                                                                                                         AIN2L                        GNDM                    GND                                                                                                                                           R300        10U25V
                                                                                                                                                                                                                                                                                                          AIN2R                 11                                                   78
                                        L311                                                                                                                                                                                                                                                      R422                                   AIN2R                          FBIN                  GND                                                                                         R363        R374                                  10K
                                                                             150mA                                                                                                                                                                                                                        AIN1L                 12                                                   77                                                                            SC1_CVBS_OUT
                          5V                                                              VDD5VAUD                                                               C320                                                                                                                             6K8                                    AIN1L                            RIN                 GND                                           SC1_CVBS_OUT
                                        10uH                                                                                                                                                                                                                                                              AIN1R                 13                                                   76                                                                                                   75R         180R
                                                          C360 C314                                                                   SC1_RED      GND                         RIN                                                                                                                                                       SIF/AIN1R                        GIN                 GND                                                                                                                           R375
                                                                                                                        SC1_RED                                                                                                                                                                                                 14                                                   75
B                                                         10U25V100N                                                                                                                                                                                                        AGC                                                          TAGC                             BIN                 GND                                                                                                                           150R                                                                                                    B
                                                                                                                                                        R368 100N                                                                                                                                    C310                       15                                                   74                                                                                               C470                                            GND
                                                                                          GND                                                                                          R322                                                                                GND                       100N                                VREFIF                     SVMOUT                    VDD5VBE
                                                                                                                                                        75R                                                                                                                                                                     16                                                   73       RED
                                                                                                                                                                                                  VDD3V3D                                                                                 IFIN-                                          IFIN-                         ROUT
                                                                                                                                                                                       10K                                                                                                                                      17                                                   72       GREEN
                                                                                                                                                                                                        FBLIN                                                                 L309       IFIN+                                           IFIN+                         GOUT                                                                                                           470P
                                                                                                                                                                                                                                                                  RESETQ                                                        18                                                   71       BLUE                                                                                                                      GND
                                                                                                                                                                                                                                                   RESETQ                                                                                RESETQ                        BOUT




                                                                                                                                                                                                                                                                                                                                                      VCT-IF
                                                                                                                                                                                                      C321                                                                        8.2uH                                         19                                                   70
                                                                                                                                                   GND                                                                                                                                   VDD5VFE                                         VSUP5.0FE                       VRD                         1K
                                                                                                                                                                 R323                 Q309            100N                                                       L314                 Ferrite Bead                              20                                                   69                        R358
                                                                                                                                      SC1_FBL                                                                                                            VDD5VIF                                                                         VSUP5.0IF                      XREF                                              GND           C313       C412
                                                                                                                        SC1_FBL                                                       BC848                                             C413                                            Ferrite Bead                            21                                                   68
                                                                                                                                                                 10K                                                                                      VDD3V3D                                                                        VSUP3.3DIG                VSUP3.3BE                  VDD3V3BE                                  100N       4.7U50V
                                                                                                                                                        R369                                                                      22P                                             L315                                          22                                                   67
                                                                                                                                                                                               GND                                                                                              GND                                      GND                             GND                  GND




                                                                                                                                                                                                                                               2
                                                                                                                                                        75R                                                                                                                                                                     23                                                   66                                GND
                                                                                                                                                                                                                                                    Y300                                        GND                                      GND                             GND                  GND
                                                                                                                                                                                                                          GND                                                                                                   24                                                   65                                           GND       GND                                  3V3_STBY
                                                                                                                                                                                                                                                    20.25MHz                             VDD1V8D                                         VSUP1.8DIG                VSUP3.3IO                  VDD3V3IO
                                                                                                                                                                                                                                                                                                                                25                                                   64
                                                                                                                                                                                 GND                                                                                                                                                     XTAL1                   VSUP3.3DAC                   VDD3V3DAC




                                                                                                                                                                                                                                               1
                                                                                                                                                                                                                                        C414                                                                                    26                                                   63                                   C423
                                                                                                                                                   GND                                                                            22P                                                                                                    XTAL2                      GNDDAC                    GND                         33P
                                                                                                                                                                           J306 0R FBLIN                                                                                                    UART_RX         0R             J305 27                                                   62                                                                   SAFETY
                                                                                                                                                           SC1_FBL                                                                                                                                                                       P22                         SAFETY                                                                                             SAFETY       R338        R337
                                                                                                                                                                                                                                                                                                        VS_VCT                  28                                                   61
                                                                                                                                                                                                                                                                                            VS_VCT                                       P23                            HFLB                                                                                                         3K3         3K3
                                                                                                                                                                          Optional                                                                                                                      FBLIN                   29                                                   60     HS_VCT
                                                                                                                                                                                                                                                                                                                                         VIN11                         HOUT                                HS_VCT
                                                                                                                                                                                                                                                                                                        BIN                     30                                                   59
                                                                                                                                                                                                                                                                                                                                         VIN10                        VPROT                               GND
                                                                                                                                                                                                                                                                                                        GIN                     31                                                   58     SDA3V3
                                                                                                                                                                                                                                                                                                                                         VIN9                            SDA
                                                                                                                                                                                                                                                                                                   C316 RIN                     32
                                                                                                                                                                                                                                                                                                                                         VIN8                             SCL
                                                                                                                                                                                                                                                                                                                                                                                     57     SCL3V3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 5V
                                                                                                                                                                                                                                                     SC1_CVBS_IN                            100N                                33                                                   56     0R     J314         UART_RX
                                                                                                                                                                                                                                 SC1_CVBS_IN                                                                                             VIN7                             P21                                                  UART_RX
                                                                                                                                                                                                                                                     SC2_CVBS_IN                                                                34                                                   55     0R     J315         UART_TX
                                                                                                                                                                                                                                 SC2_CVBS_IN                                                                                             VIN6                             P20                                                  UART_TX
                                                                                                                                                                                                                                                                              C322                                              35                                                   54
                                                                                                                                                                                                                                                                                     100N         GND                                    VIN5                             P17                                  TP306              J320 0R
                                                                                                                                                                                                                                                                                                          SVHS_C                36                                                   53                                                                                                                                                                                      R352
                                                                                                                                                                                                                                                                                                                                         VIN4                             P16                                  TP309    3V3
                                                                                                                                                                                                                                                                                                          SVHS_Y                37                                                   52                                                            S304                                                                                                                      470R
                                                                                                                                                                                                                                                                                                                                         VIN3                             P15                                  TP317              J319 0R
                                                                                                                                                                                                                                                                                                                                38                                                   51                                                                                                                                                                                                  R362
                                                                                                                                                                                                                                                                                                  GND                                    VIN2                             P14                                             5V                        1                                                                                C324
                                                                                                                                   C398                                                                                                                                                                   RCA_CVBS              39                                                   50                                                                                                                                                                                                  18K
                                                                                                              R353                                                                                                                                                                                                                       VIN1                             P13                                  TP321                                                                                                                 100N
                                                                                          SC1_IN_L                                             AIN2L                                                                                                                                                      VOUT1                 40                                                   49                                                                                                                                                                                             Q308
                                                                              SC1_IN_L                                                                                                                                                                                                                                                   VOUT1                            P12                                  TP319             GND                2                                                                                                 Q304                                            C347
                                                                                                              470R                                                                                                                                                                                        VOUT2                 41                                                   48                                                                                                                                                                                             BC848
                                                                                                       C376                   C417 220N                                                                                                                                                                                                  VOUT2                            P11                                  TP322                                                                                                                                                                                             VOUT2
                                                                                                                                                                                                                                                                                                                                42                                                   47                                                                                                                                                     BC858B
                                                                                                       1N                     330P                                                                                                                                                                                                       VOUT3                            P10                                  TP320                                3
                                                                                                                                                                                                                                                                                                                                43                                                   46                                                                                                                                                                                                     R301      10U25V
                                                                                                                                                                                                                                                                                         VDD1V8FE                                        VSUP1.8FE               VSUP3.3VFE                   VDD3V3FE
                                                                                                                                                                                                                                                                                                                                44                                                   45                                                                                                                                                   R364         R376                                 10K
                                                                                                                                                                                                                                                                                             GND                                         GND                             GND                  GND                                   A connector for the                                                      SC2_CVBS_OUT
                                                                                                   GND                   GND                                                                                                                                                                                                                                                                                                                                                          SC2_CVBS_OUT
                                                                                                                                                                                                                                                                                                                                                                                                                                    Light Sensor option.                                                                               75R             180R
                                                                                                                                   C399                                                                                                                                                                                                                                                                                                                                                                                                                                      R377
                                                                                          SC1_IN_R            R354                             AIN2R                                                                                                                                                                                    VCT-IF PSSDIP88(2)
                                                                              SC1_IN_R                                                                                                                                                                                                                                                                                                                                                                                                                                                 C471                                  150R        GND
                                                                                                              470R
                                                                                                       C377                   C418 220N
                                                                                                       1N                     330P                                                                                                                                                                                                                                                                                                                                                                                                     470P
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         GND
                                                                                                                                                                               Close to VCTi
                                                                                                   GND                   GND                       C333
                                                                                                       L323                             R345                 



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