Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic DVD DMR-EX96 DSD1304004CE doc bk02_power1

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bk02_power1


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                                                                                                                                  POWER P.C.B.                   MAIN P.C.B.

                                                                                                                                                                                                                  Q1601
                                                                                                                                                                                                                  (REG.X SW+5.8V)


                                                                                                                                                                                                                                         1                                                                                                         A

                                                                        T1150                                                                                                                                            S         D
                                                                                                                                                                                                                  4          FET         2
                                                                        POWER                                                                                                                                                G
                                                                        SWITCHING
                                                                                                                                                                                  IC1601                                                 5                                                  X SW+5V   P7503       PP7701
                           VA1110,L1120,L1121           D1140,C1143     TRANSFORMAR                            D1270                                                                                                                                                                                                           TO FRONT (R) P.C.B.
                                                                                                                                                                              (DC/DC CONVERTER)                                                                                                               2
                                                                                                               1                                                                                                                                                                   D7502
                                                                                                                                                                                                                                         6
AC INL
     ET                                                                                                                2
P1101
          F1101              SURGE                                                                             3                                                                  9 VIN            CS 10          3                                                       X SW+5.8V                   P7402 P59001
                             SUPPRESSOR                     RECTIFIER                                                                                                                                                                                                                                                          TO DIGITAL P.C.B.
                                                                            P1                                                                                                                                                                                                                             32, 34
                             AND                                        1                             12
                             SURGE                                                                                                                                                                 EXT 11
                             ABSORBER                                                                                                                                                              UP                                                          IC1506
                                                                                                                                                                                                                                                               (REG. DR+5V)

                                                                                                      11                                                                          8 FB         GND 16                                                          2 VIN      VOUT 4                                                                   B
                                                                                                                                                                                                                                                                       ON: H
                                                                                                                                                                                                                                                                         1
                                                                            PT
                                                                        2                             10                                                                                                                                                                              DI P ON H          P7402          P59001 FROM DIGITAL P.C.B.
                                                                                                                                                                                                                                                                                                                               ANALOG TIMER
                                                                                                                                                                                                                                                                                                                    5          BLOCK SECTION
          IC1150
          (SWITCHING IC)
                                                                                                                                                 P1102 P1501
                                                                                                                                                                                                                                                                                                                                                   C
                                                                                                                                                    5, 6, 7, 8
                              VH 8
                                                                            P2
                                                    D                   3
                                                G
          2 F/B             OUT 5                        Q1150

                                                    S                                                                                                                                                                                             T7501
                              IS 3                                                                    9                                                                                                                                            DISPLAY HEATER
             ZCD   GND VCC                                                                                                                                                                                                                         POWER SWICHING
                                                                                                                                                                                               IP7501                 Q7502, QR7501                TRANSFORMER
              1     4   6
                                                                            B1                                                                                                                                           POWER
                                                                        5                                                                                                                      1            2            SUPPLY                   1        7                           UNREG +38V                          TO U/V TUNER
                               D1151
                                                                                                      8                                                                                                                  CONTROL                                         D7506

                                                                                                                                                                   Q1509
                                                                            B2                                                                                     (DR+12V OUT)
                                                                        6                             7


                                                                                                                                                                         S          D
                                                                                                                                                                   4         FET           1                    DR+12V                                                                                                                             D
                                                                                                                                                                             G
                                                                                                                                                                                           2

                                                                                 Q1200                                                                                                     5
                                                                                 (FEED BACK)
                                                                                                                                                                                           6                                                                                          DR P ON H          P7402          P59001 FROM DIGITAL P.C.B.
                                                                                                                                                                                                                                                                                                                               ANALOG TIMER
                                                                                 4             1                                                                                                                                                                                                                    2          BLOCK SECTION
                                                                                                                                                                              3


                                                                                 3             2
                                                                                                                                                                                                                                       QR1501
                                                                                                                                                                                                                                       ( H :ON)


                                                                                                                   4

                                                                                                           3               2


                                                                                                           IC1201
                                                                                                           (ERROR VOLTAGE DET.)




                                                                        HOT                    COLD


                                                                                                                                                                                                                                                                    DMR-EH76EC,EX86EB/EC,EX96CEG
                                                                                                                                                                                                                                                                    Main P.C.B. Power Supply Block Diagram (1/2)



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