Service Manuals, User Guides, Schematic Diagrams or docs for : TOSHIBA LCD Proj 50WH18P 50WH18P 42WH18P CTV2002

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CTV2002


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TOSHIBA
European Service Centre




                                 TOSHIBA
                                  Technical Training Department

                                          Presents the:


                             CTV 2002 Large Screen
                                  TV Course

                                      See our websites at
                                       http://tesc.toshiba.co.uk
                              for up to the minute technical bulletins,
                                 training course dates and venues
                                                    or
                          http://www.home-entertainment.toshiba.co.uk
                                   for spec sheets and sales info
TOSHIBA
European Service Centre




                          AGENDA
              Model Identification and Features
              Operation And Installation 50PH18P
              Service Mode & Design Mode 50PH18P
              Circuit Description 50PH18P
              Practical 50PH18P
              Q&A
              End
TOSHIBA
European Service Centre




                                 CTV2002
                          New Features introduced on
                            some models include:
                               Component Video inputs

                           Easy-link (NexTView) connection

                    Improved Digital Frame Scan (DFS) module

                            Degauss operation from standby
TOSHIBA
European Service Centre


                                    Projection TV 2002

       Model              Aspect   Chassis   Scan    S. Man      Supplement    Clone
    40PW13B/G              16:9     C9PJ      50    030-200103
     42WH18P               16:9     C01P     100    030-200115
     42WH18B               16:9     C01P     100    030-200115   033-200116   42WH18P
     42PW23P               16:9     C01P      50    030-200204
      43VJ13P              4:3      VJ13      50    030-200117
     43PH14P               4:3      C01P     100    030-200108
     43PH14Q               4:3      C01P     100    030-200108   033-200203   43PH14P
     50WH18P               16:9     C01P     100    030-200115
     50WH18B               16:9     C01P     100
     50PH18P               4:3      C01P     100    030-200110
      50VJ23P              4:3      C02P      50    030-200117   033-200207   43VJ13P
     57WH18P               16:9     C01P     100    030-200115   030-200118   42WH18P
     61PH18P               4:3      C01P     100    030-200114
             42/50WH18B      42/50/57WH18P
                                                 43VJ13P
40PW13B




   42PW23P                                   50/61PH18P


                          43PH14P/Q
TOSHIBA
European Service Centre




                                   Direct View TV 2002

       Model              Aspect   Chassis   Picture    S. Man      Supplement     Clone
     32ZP18Q               16:9     C00S       **      030-200105   033-200205    32ZP18P
     36ZP18Q               16:9     C00S       **      030-200105   033-200201    36ZP18P
     32Z13B/G              16:9     Z13B       **      030-200112
     28Z13B/G              16:9     Z13B       **      030-200107
      32Z17B               16:9     C00S       **      030-200102
    32/36ZP28P             16:9     C00S       **      030-200105   033-200202   32/36ZP18P
     32ZD16G               16:9     C00S       **      030-200005                32ZD06B/G
32/36ZP18Q            32/36ZP28P




                       32ZD16B/G
28/32Z13B




             32Z17B
TOSHIBA
European Service Centre




                Operation/Service Mode &
                     Convergence

             50PH18P Service Manual Pages 10 - 27
TOSHIBA
European Service Centre




                          Sync Sep
TOSHIBA
European Service Centre




                                                     Q402
                                                    H Drive

                          Line & Field Deflection

                          Audio Block

                          Video Block

                          Microprocessor
TOSHIBA
European Service Centre




                          Line and Field Deflection Block 100hz / 31.25khz

                                                                      X-ray protect

                                                                             Beam limiter
                                                                               +200v
               Line Osc                  Q402                 Q404
                                                                               Crt heaters
                                       Line Drive             Output
                                                                                 Line
                 Q510                                                            Scan
                                                                                 Coils

                                                                                 Field
                                          Q302               Q301
              Field Osc                                                          Scan
                                       Field Drive           Output
                                                                                 Coils
TOSHIBA
European Service Centre


                                              Data Block

                                      SCL/SDA 0     EEPROMS QA02 1/C5
                           56,54
                                                            QA61-3

                                      SCL/SDA1      H001 Tuner      1/A1
                             7,8
                                                    QV01 A/V Switch 1/H3
                                          I2C
                                         Buffer
                                                    Q510 VCD       1/G12
                          QA01          QB81-3
                                                    QZ01 Comb      1/J6
                          Main          QB92-6
                                                    Q501 MCD       1/J9
                          Micro         (1/D10)
                                                    Q502 Buffer    1/J12
                                                    U105 DFS       9/All
                                       SCL/SDA2     U104 Text      1/F7
                                                    Q302 Defl      2/F7
                                                    Q767 Conv      2/E2

                                   SCLK/ SDAT/ CS
                      43,42,41                      QR01 OSD Gen 1/D5
TOSHIBA
European Service Centre



                                                  Audio Block
            TV
           Audio


            Ext 1            QV01                    H002
                              A/V                                        Output
            input                                   Nicam
                             Switch                                      Stage
                                                    Module
                                                                          and
            Ext 2                                                       Speakers
                                                     1/A3
            input            1/G4

            Ext 3
            input

                                                                Mute
              Optical DA 1            Bitstream                 1/B13
                                        Input
                Coax DA2                 1/L2
TOSHIBA
European Service Centre

            Ext1  Ext2 Ext3                 Video block
       TV
           CVBS CVBS CVBS                                           Conv
      CVBS
           no Y/C Y/C  Y/C                                          Data



                            A/V                          Text        RGB
                           switch                       Module      switch




                          Comb                                                 CRT
                                    Q501    Q502          DFS       Q510
                          Filter                                              bases

                          Ext 1
                          RGB                                         On
                                                                   Screen
                   Component
                                                                   Displays
                     Input
                     Phono
                                       50HZ 15625 kHZ            100HZ 31250 kHZ
                   connectors
                  Digital Frame Scan (DFS) Block Diagram
                                          QX11        QX03 32 MHz
15   Y   Filter    Amp                A-D Converter
                                                      Write Oscillator


                                                                  QX01    QX02

                                                      Micro & D-A Conv.
13 U     Filter     Amp


                                                                          SGRAM
                  Switching              QX12
                                          A-D                             Memory
                   Circuit
                                        Convert
                                                             D-A
                                                           Convert

11   V   Filter     Amp
                                  Y
9    Y   Filter     Amp
                                                       QX03 64 MHz
                                  U                    Read Oscillator
7    U   Filter     Amp

                                  V
5    V   Filter     Amp
TOSHIBA
European Service Centre




                              C01P Chassis
                          Signal Path (Video & Audio)
                              Based on 50PH18P
                                Schematic (1/9)
TOSHIBA
European Service Centre                Grid Ref A1 & 2

                          Tuner   IF
TOSHIBA
European Service Centre




                          Tuner and IF Module H001

              Tuning range "P" version Ch21 



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