Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic Audio SA-PM28 Viewing SGML_VIEW_DATA ALL SA-PM28E SVC bd3

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                                                                                                                            AM ANT
FM ANT
                              Z120
                                                                        CF201       Q101,Q102            CF202
                 RF AMP                                                                                                                                             Z101
         1                                        7                                 SWITCHING
                              MIXER                                                                                                                                                                 (FM)
                                                                                                                                                       AM                        AM                   B
                                                                                                                                                      ANT                       OSC
         5                                                                                                                                            COIL                      COIL
                              OSC       BUFFER




                   6                      8

                    B
                  (FM)




                                                                                                                                                                            B




                                                                                                                                                                                                                              RCH
                                                                                                    24           23             22         21           20          19     18               17          16        15         14     13




                                                                                                                                                                                                                             DECODER
                                                                                                                 ALC
                                                                                                                          AM                   AM       AM
                                                                                                                          OSC                  MIX    RM AMP
                                                                                                           BUFFER                                                                                                 PHASE                    PILOT
                                                                                                                                                                                                                   DET                    CANCEL
                                                                                                                                                             AGC
                                                                                                          LEVEL
                                                                                                           DET
                                                                                                                          S-CURVE                                                                                           STEREO
                                                                                                                                                                                                                            SWITCH
                                                                                                                                                       AM            AM
                                                                                                                                           AM/FM       IF            DET
                                                                                                            FM                               IF
                                                                                                            IF             FM             BUFFER             COMP
                                                                                                                           DET

                                                                                                                                                                                                                       VCO
                                                                                                                                                             TUNING
                                                                                                                                                              DRIVE                                                                       PILOT
                                                                                                                                                                                                                       FF     FF     FF    DET

                                                                                                                                  REG                                                           REG
                                                                                                                                                               SD




                                                                                                                                                                                 ST
                                                                                                            1         2              3          4       5      6                 7     8        9            10   11                      12


                                                                                                                                                                                                    B

                                                                                          IC101                                                                                            X102
                                                                                          LA1833NMNTLM
                                                                                          IF & MPX IC
                                                                                          (TUNER)
                                                                                                                                         Z102


                                                                                                                            AM                                                         ST/DO
                                                                                                                            IFT
                                                                                                                                                                                           SD




                            IC102
                            LC72131MDTRM
                            PLL IC (TUNER)


                    16           PHASE DETECTOR            REFERENCE                                                                      1
                                  CHARGE PUMP                DIVIDER
                                                                                                                                                      X103
                                                                                                                                          20

                                      UNLOCK
                                     DETECTOR
                                                                    SWALLOW COUNTER             1                                         14
                    17                                                1/6,1/17,4 BITS           2


                    18
                                                                           12 BITS PROGRAMMABLE                                           13
                                                                                   DIVIDER


                       11


                                                                                                                                CE        2                                            PLLCE

                                          UNIVERSAL                                                                              DI       3                                            PLLDA
                                          COUNTER                                                           C2B
                                                                   SHIFT REGISTER LATCH                      I/F                CL        4                                            PLLCK
                    15                    POWER ON
             B                              RESET
                                                                                                                                DO        5                                            ST/DO



                                                     19     10      7     12    6    9    8




                                                          Q106
                                                           TUNER
                                                 B         SUPPLY
                                                           SWITCH

                                                                                                                                                               A
                                                              B
                                                            (FM)
                                                                                                                                                     TO CD DRIVE BLOCK
              LCH
                                                                                                                                FILTER
  (DECK 2)
  R/P HEAD




                                       IC1001                                                                                                                                                                                                                                                                                                                                            B
                                       AN7326K
                                       P/B REC AMP                                        22(1)                                21(2)                    20(3)                            19(4)                                18                               17          16(7)                   15(8)                     14                             13                      12                   10




                                                                                                                                                                                                                                                             GAIN ADJ
                                                                                                                                 PB L NF(R)




                                                                                                                                                                                                                                                                                                                                 ALC




                                                                                                                                                                                                                                                                                                                                                                                    VCC
                                                                                                                                                           PB L EQ(R)




                                                                                                                                                                                                                                                                                                                                                                                                                RF
                                                                                            PB LIN(R)




                                                                                                                                                                                                       PB LOUT(R)




                                                                                                                                                                                                                                                                                                    L OUT(R)
                                                                                                                                                                                                                                                                            LIN(R)
                                                                                                                                                                                                                                  ALC LOW OUT




                                                                                                                                                                                                                                                                                                                                                             NOR/CRO SW
                                                                                                                                                                                                                                                                             REC




                                                                                                                                                                                                                                                                                                      REC
                                                                                                                                                                                                                                                               TPS
                                                                                                                                                                                                                                                                                                                                                                                               RIPPLE
                                                                                                                                                                                                                                                                                                                                                                                             REJECTION




                                                                                                                                                                                                                        TPS
                                                                                                                                                                                                                                                                                                                                                            LOGIC

                                                                                                                                                                                                                                                                                                                                                                                                   SWITCH




                                                                                                                                                                                                                                                                                                                                                                                                    PB/REC SW
                                                                                                                                                                                                                                                                                                                            ALC




                                                                                                                                                                                                                        TPS OUT
                                                                                                                                                                                                                                                                                                REC AMP (L)
                                                                                                                                                                                                       MUTE


                                                                                                                                                                                                                         6                                                                                                                                                                            9


                                                                      IC1000
                                                                      C1AA00000612
                                                                      ANALOG SWITCH

                                                             2                                                   3                                                                                                                                                                                                                                                                                                    Q1101
                                                                                                                                                                                                                                                                                                                                                                                                                     (Q1201)

                                                                                                                                                                                                                                                                                                                                                                                                                        MUTING
                                                                                                                                                                                                                                                                                                                                                                                                                        SWITCH
                                                                                     4




                                                                                                                Q1313                                                            Q1317
                                                                                                                                                                                                                                                                                                                                                                                                 Q1304
                                                                                                               SWITCH                                                                 BEAT PROOF
                                                                                                                                                                                     LEVEL SWITCH                                                                                                                                                                                                  SWITCH
                                                                                                                                                                                                                                                                                                                                                                                     B             (REC:H)
                                                                                                                                                                                                                                                                                                                        Q1309,
                                                                                                                                                                                                                                                                                               B                        Q1310,
                                                                                                                                                                                                                                                                         L1301                                          Q1312

   (DECK 2)
 ERASE HEAD                                                                                                                                                                                                                                                                                                                   BIAS
                                                                                                                                                                                                                                                                                                                             SWITCH

                                                                                                                                                                                                                                                                                                                                                                                                 Q1303

                                                                                                                                                                                                                                                                                              D1301                                                                                                SWITCH


                                                                           Q1305
                                                                                                                                                                                                                                                                        IC971
                                                                                                                                                                                                                                                                   B    CNB13030R2AU
                                                                                    SWITCH
                                                                                                                                                                                                                                                                        PHOTO
                                                                                                                                                                                                                                                                        INTERRUPTOR
                                                                                                                                                                                                       B                                                                                                                                                                                                              Q1302
               Q304                                                                                                                                                                                                                                                                                  Q1314,Q1316                       B
                                                                                                                                                                                                                                                                                                                                                                                                                         DECK
STAT
                                                                                                                                                                                                                                                                                                                M                            Q1315                                                                      MUTING
              STATUS
              SWITCH                                                                                                                                                                                                                                                                                                                                                                                                     CONT
                                                                                                                                                                        (RECINH_R)



                                                                                                                                                                                          (RECINH_F)




                                                                                                                                                                                                                                                                                                          SWITCH
                                                                                                                                                                                                                                                                                                          (MOTOR                            SWITCH
                                                                                                                                                                                                                                                                                                          SUPPLY)
                                                                                                                      (MODE)




               Q305
                                                                                                                                              (HALF)




BLKCK         BLKCLK
              SWITCH                                                                                                                                                                                                                                                                                                                                                       PL                    D951
                                                                                                                                                                                                                                                       Q1306,
                                                                                                                                                                                                                                                       Q1307

MDATA                                                                                                                                                                                                                                                                                                Q310                                  Q309
                                                                                                                                                                                                                                                             SWITCH
                                                                                                                                                                        S974
                                                                                                                                              S972




                                                                                                                                                                                          S975
                                                                                                                      S971




                                                                                                                                                                                                                                                                                                          MOTOR                             PLUNGER
MCLK                                                                                                                                                                                                                                                                                                      SWITCH                             SWITCH
                                                                                                              Z971                               INTERFACE
MLD




                         38       37      35                     19       36         66                                                                   89                                                            90                                                                                     87                            88                                                     59                   65
                                                                                                                                                           DECK_AD1
                                                                                      BP1




                                                                                                                                                                                                                          DECK_AD2
                                                                           STATUS
                            MLD




                                                                                                                                                                                                                                                                                                                                                                                                         REC
                                           MDATA_OUT




                                                                                                                                                                                                                                                                                                                                                                                                                           DMT
                                                                                                                                                                                                                                                                                                                                                  PLUNGER
                                                                  BLKCK




                                                                                                                                                                                                                                                                                                                MOTOR
                                   MCLK




PLLCE         100
                    PLLCE

PLLDA           3
                    PLLDA

PLLCK          2
                    PLLCK

SD              5                                                                                                                                                                                                   C2CBJF000007 IC302                                  MICROPROCESSOR
                    SD
                                                                                                                                                                                                                                                                            CR16SWITCH




ST/DO
                                                                                                 STOCK_SW




               4
                                                                                                                                                                                                                                                 OPEN_SW




                    ST/DO
                                                                                                                                       PLAY_SW
                                                       /RESTSW




                                                                                                                                                                                                                                                                                                                                                                           /RESET
                                                                                                                                                                                             BT_SW




CDRST          80   CD_RST



                                            82                                              51                                   50                                                      54                                                     52                         1                                                                                              12

                                                                                                                                                                                                                                                                                                                                                            Q306

                                                                   S701                                        S1                                        S2                                                 S3                                               S4                             S5                                                                     RESET                                 B
                                                                 (RESET)                                    (STOCK)                                    (PLAY)                                            (BOTTOM)                                          (OPEN)                        (CHANGE)                                                                  SWITCH
                                          4(39)
                                                  IN B1(2)


                                          8(35)
                                                  REC1(2)


                                          5(38)
                                                  IN C1(2)

                                                                                                 19(24)
                                                                                      OUT1(2)
                                                                  IC300
                                                                  C1BB00000747
                                                                  ASP IC
                                          6(37)
   JK503                                          IN D1(2)
    AUX


                                          3(40)
CD SIGNAL                                         IN A1(2)
                                                               CLOCK




                                                                             DATA

                                                             22            21




                                                                                                                                                                                                                   FL DISPLAY                                                                                    FROM POWER
                                                                                                                                                                                                                      FL601                                                                                     TRANSFORMER
                                                                                                          RM11                                 RM21
        B                                                                                            UP/DOWN MOTOR                        LOADING MOTOR
                                                                                                               M                               M
 Q110

                                                                                                 4                  2                 4                     2
  SWITCH
                                                                                                 OUT1




                                                                                                                                      OUT1




                      X300
                                                                                                                    OUT2




                                                                                                                                                            OUT2




                                                                                                                                                                                                                                                          44~19,
                                                                                                                                                                                                           63~46                                           17~9

                                                                                                IC11                                 IC21
                                                                                                                                                                                                                                                   SEG1




    2             8              9
                                                                                                                                                                                                 GRID1



                                                                                                                                                                                                                   GRID18




                                                                                                                                                                                                                                                                      SEG35




                                                                                                C0GAG0000007                         C0GAG0000007                                                                                                                                                           B
                                                                                                UP/DOWN MOTOR                        LOADING MOTOR                                                                                                                                                                  Q1
                                                                                                                                                                                                                                                                                                                 (SENSOR)
         IC304                                                                                  DRIVER                               DRIVER
                                                                                                                                                                                                               IC600
                                                                                                                    R_IN




                                                                                                                                                            R_IN
                                                                                                 F_IN




                                                                                                                                      F_IN




         C1BB00000715
         RDS IC                                                                                                                                                                                                C0HBB0000033
                                                                                                                                                                                                               FL DRIVER
                                                                                                 7                 9                  7                    9
                                                                                                                                                                                               /RESET




                                                                                                                                                                                                                                                                   SDATA




   15                 14
                                                                                                                                                                                                                                        SCK
                                                                                                                                                                                                                     /CS




                                                                                                                                                                                               1                   2                   3                       4




   44                 45                                     26            27                   58                 57                56                    55                              39                  32                      33                     31                                                        53
                                                                                                                                                                                                                     FL_CS1/EFP_RXD1




                                                                                                                                                                                                                                        FL_CLK/EFP_CLK1




                                                                                                                                                                                                                                                                   FL_DOUT/EXP_TXD1
                                                                                                                                                                                               /FL_RESET
                                                              ASP_CLK




                                                                                                 M2_F




                                                                                                                                                                                                                                                                                                                            POS
                                                                                                                    M2_R




                                                                                                                                      M1_F




                                                                                                                                                            M1_R
                                                                            ASP_DAT
                       RDS_DAT
    RDS_CLK




                                                                                                               C2CBJF000007 IC302   MICROPROCESSOR
                                      VOL_JOG




                                                                                                                                                    MBP1



                                                                                                                                                                   MBP2




                                                                                                                                                                                                                                                                                                    Xcout
                                                                                                         RMT




                                                                                                                                                                           Xout




                                                                                                                                                                                                                                                                                      Xcin
                                                                                                                                                                                         Xin




                                     95                                                                 18                                         6               7      13         15                                                                                10                       11

                                                                                                                                                                                  X301                                                                                                       X302
                                                                                                                                                       



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