Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic Audio SA-AK520 ALL SA-AK520P SVC bd2

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FM ANT                                                                                                                                   AM ANT
                                                                                                                                                                                   Z101
             Z120
                                                                        CF201                             CF202
                                                                                                                                                                AM                                   AM                    B
                    Q1            Q2                                                Q101                                                                        ANT                                  OSC
         1                                                      7                                                                                               COIL                                 COIL
                              MIXER                                                   FM
                                                                                    IF AMP
             RF AMP
                             Q3                     Q4
         5
                                  OSC          BUFFER



                    3    4        6             8


                                      B
                                  (FM)




                                                                                                                                                                                                                                         RCH




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




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

                                                                                                                                                                                                                     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                                                   Z102                                                        X102
                                                                                 LA1833NMNTLM
                                                                                 FM/AM IF AMP,                                    AM
                                                                                 DET/AM OSC,                                      IFT
                                                                                 MIX/FM MPX
                                                                                                                                                                                                        DO/ST

                                                                                                                                                                                                             SD




                                          16                PHASE DETECTOR                        REFERENCE                                                                    1        X103
                                                             CHARGE PUMP                            DIVIDER

                                                                                                                                                                               20


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

                                          18                                                                                                                                   12


                                                                                      12 BITS PROGRAMMABLE                                                                     13
                                                                                              DIVIDER
                                          11
                                                                                                                                                                                                                                                   B

                                                                                                                                                                       DO      5                        ST/DO
                                                                    UNIVERSAL                                                                       C2B                 CE     2                             CE
                                                                                         SHIFT REGISTER LATCH
                                                                    COUNTER                                                                          I/F
                                                                                                                                                                        DI     3                        PLLDA

                                          15                POWER ON                                                                                                    CL     4                        PLLCLK
                              B                               RESET


                                                                            19      10       7             6            9         8



                                                     Q106
                                                     TUNER                                            IC102
                                                       15V
                                          B          SUPPLY                                       LC72131MDTRM
                                                     SWITCH
                                                                                                  PLL FREQUENCY SYNTHESIZER

                                                           B
                                                                                                                                                                                                                     A
                                                         (FM)


                                                                                                                                                                                                    TO CD DRIVE UNIT
                                                                                                                                                                          FL DISPLAY                                                                                                                                                                                               FROM POWER
                                                                                                                                                                                                                                                                                                                                                                                   TRANSFORMER
                                                                                                                                                                             FL600




                                                                                                                      15G




                                                                                                                                                                                                                                                                                                  P27
                                                                                             3G




                                                                                                                                                                                                                                                                                 P2
                                                                                                                                                                                                                                                                                                                        P28, P29, P31~P36

         6                                    7                                                       8~20                                                                         34                                                  63                                                 35~60                                    61,62,64~69

    Q661                                Q662                                                                                                                                     Q621                                             Q636


      SWITCH                              SWITCH                                                                                                                      B           SWITCH                            B                 SWITCH
B                             B


          4                                   3                                                   1,2,54~64                                                                        51                                                   21                                                25~50                                     15~20,22,23
                                                   D1




                                                                                                                                                                                                                                                                                     S1
                                                                                                 D2




                                                                                                                          D14
            D0




                                                                                                                                                                                            S0




                                                                                                                                                                                                                                                                                                   S26
                                                                                                                                                                                                                                             S29
                                                                                                                                                                                                                                                                                                                               S27,S28,S30-S35

                                                                                                                                                                            IC602
                                                                                                                                 /RESET




                                                                                                                                                                            C0HBB0000039
              XOUT




                                                                                                                                                            SDATA


                                                                                                                                                                            FL DRIVER
                                                                                                                      SCK
                      XIN




                                                                                                                                             /CS




         12          13                                                                                              7          5           6               8




                                                                                                                                                                                                                  IC1
                                                                                                                                                                                                                 C0GAM0000005
                                                                                                                                                                                                                 MOTOR DRIVE

                                                                                                                                                                                                                                                                                                                VS             8
                                                                                                                                                                                                                                                                                                                                               B

                                                                                                                                                                                                                                      REG
                                                                                                                                                                                                             5    IN1                                                                                         OUT1             2

                                                                                                                                                                                                                                                                                                              OUT2         10
                                                                                                                                                                                                             6    IN2


                                                                                                                                                                                                                                                                                                                                                        M
                                                                                                                                                                                                                           VREF




                                                                                                                                                                                                                                                                                                                                                    RM1
                                                                                                                                                                                                                                                              GND
                                                                                                                                                                                                                                       VCC




                                                                                                                                                                                                                           4           7                      1                                                                                    Q1
                                                                                                                                                                                                                                                                                                                                                POWER
                                                                                                                                                                                                                                                                                                                                                SUPPLY                    B
                                                                                                                                                                                                                                                                                                                                               CONTROL
                                                                                                                                                                                                                                           B
    PLLDA

                                   Q303
    STAT
                                  SWITCH                                                                                                                                                                                                                                                                                                                     PUSH                   SW2


    ST/DO                                                                                                                                                                                                                                          Q324
                                                                                                                                                                                                                                                                                                                                                             PUSH                  SW1

                                                                                                                                                                                                                                                    CD MOTOR
                                                                                                                                                                                                                                  B                  SUPPLY                                                                                                  OPEN                  SW3
                                                                                                                                                                                                                                                     SWITCH
    PLLCLK

                      Q302
                                                                                                                                                                                                                                                                                                                                                B
    BLKCK
                      SWITCH
                                                                                                                                                                                                                                                                                                                                          D1
                                                                                                                                                                                                                                                   Q323
    CD_RST
                                                                                                                                                                                                                                                    PLUNGER
                                                                                                                                                                                                                                                     MOTOR
                                                                                                                                                                                                                                                     SUPPLY
    SD                                                                                                                                                                                                                                              CONTROL
                                                                                                                                                                                                                                                     SWITCH
                                                                                                                                                                                                                                                                                                                                                                    SW4
                                                                                                                                                                                                                                                                                                                                                                    CD
                                                                                                                                                                                                                                                                                                                                                            SW5
                              22        77          19              23       21       78              24             74         71          72         73                         84             85                                                           88                                                 83                                         LOAD              89          90         86         87
                                                                                                                                                                                                                                                                                                                                                                                                      CHG_SW1
                                                                                                                                                                                                                                                                                                                                                                                           CHG_AD1
                                   SD




                                                                                                                                                            FL_DOUT




                                                                                                                                                                                                                                                                                                                                                                                                                 CHG_SW2
                                                                                                                                                                                                                                                                                                                                                                               CHG_AD2
                                                                                                                      FL_CLK




                                                                                                                                             FL_CS




                                                                                                                                                                                                                                                                                                                     CHG_HLF
                                                                                                                                 FL_RESET
                                                                              ST/DO




                                                                                                                                                                                                                                                                CHG_PLR
                                                                                                       PLLDA
                                                                     PLLCK




                                                                                       STATUS




                                                                                                                                                                                   CHG_CW


                                                                                                                                                                                                  CHG_CCW
                                                            BLKCK
                                          CD_RST




    MLD              79
                            MLD

    MDATA            80
                            MDATA

    MCLK
                                                                                                                                                                                   C2CBJF000015                            IC305             MICROPROCESSOR
                     81
                            MCLK
    CE               25
                            PLLCE
                                                        /RESTSW




                                                                                       V_JOG_A


                                                                                                           V_JOG_B




                                                                                                                                                                                                                                                                           EX1_CLK
                                                                                                                                                                                                                                                    EX1_DAT
                                                                                                                                                                                                                   X_OUT
                                                                                                                                                                          MBP1
                                                                                                                                                     MBP2




                                                                                                                                                                                       X_IN




                                                   82                                 67              68                                         7                    6           15                             13                                70                     69
                                                                                                                                                                                                                                                    2                      3
                                                                                                                                                                                                                                                                                                                                   D928
                                                                                                                                                                                                      X303                                                                                               11
                                        S701                                                                                                                                                                                                                                                                                                            B
                                                                                                                                                                                                                                                   IC601                                                                                  D610-D612,
                                                                                                                                                       SWITCH
                                                                                                 VR600                                                                                                                                             C1BB00000574                                                                           D614-D619
                                                                                      (JOG VOL)                                                  Q313, Q314                                                                                        I/O EXPANDER                                          4-10                                                B
                                                                                                                                IC1001
                                                                                                                               AN7348S-E1
                                                                                                                               P.B EQ/REC AMP/
                                                                                                                               ALC/TPS AMP
                (DECK 1)
             P.B. HEAD LCH
                                                                                                               24(23)                                                                                                                                 Q1014(Q1015)

                                                                                                                        1(2)                      +
                                                                                                                                                                                             20(5)                                                       BUFFER
                                                                                                                                                                                                                                                          AMP
                                                                                                                       22(3)                  -


                (DECK 2)                                                                                               21(4)
             R/P HEAD LCH
                                                                                                                       17(8)
                                                                                                                                                                                             18(7)


                                                                                                                          6                                                                  10
                                                                                                                                              LOGIC L/H

                                                                                                                         19                                                                  16                                       Q1012                             Q1020
                                                                                                                                               ALC
                                                                                                                                                                                                                                     (Q1013)                           (Q1021)
                                                                                                                         15                    NOR/CrO &                                     14                                                                               MUTING
                                                                                                                                              HI/LO LOGIC                                                                                MUTING                               SWITCH

                                                                                                                         12                                                                                          B
                                                                                                                                          LOGIC                        RIPPLE                13
                                                                                                                                          REC/PB                     REJECTION


                                                                                                                                              9                        11



                                                                                                                                                                                                           Q320,Q321
                                                                                                                                                                                                           REC:ON/OFF
                                                                                                                                                                                                            CONTROL/
                                                                                                                                                                                                             SWITCH                   Q1016
                                                            (DECK 2)                                                                      B                                                                                              DECK
                                                          ERASE HEAD                                                           L1002                                                                                                    MUTING
                                                                                                                                                                                                                                        SWITCH
                                                                                                                                                                     BIAS OSC
                                             4                                                                                                                       CONTROL

                                                                                                                                                                   Q1004,Q1005,
                                                                                                                                                                      Q1007
                                 2                           3
                                                                                     SWITCHING
                                                             5                      (BEAT PROOF/
                                                                                       RECH)

                                                                                    Q1001,Q1003
                                     IC1004
                                                                                                                                                                             Q319
                                     C1AA00000612
                                     R/P SELECT                                                                                                                               BP                                                      Q318
                                                                                                                                                                            SWITCH
                                                                                                                                                                                                                                          DECK
                                                                                                                                                                                                                                         MUTING
                                                                                                                                                                                                                                        CONTROL
                                                                                                                                                                                                                                         SWITCH

                                                    Q1017                    Q325                                          Q322

                                                    MOTOR                   REC:                                          SUPPLY
                                                                           ON/OFF                                        CONTROL
                                                    SWITCH                CONTROL                                         SWITCH


                                                      M
                                                                                   B
                                                    M1002




                                                                                                                                                                                                                                                       Q615, Q619

                                                    B                                                                                                            B                                                                                      PLUNGER
                                                                                                                                                                                                                                                     SUPPLY SWITCH/
                                                                                                                                                                                                                                                     PLUNGER:ON/OFF
                          IC951                                                                                           IC971                                                                                                                          SWITCH

                          CNB13030R2AU                                                                                    CNB13030R2AU                                                                                                                                             D951
                          PHOTO                                                                                           PHOTO
                          INTERRUPTER                                                                                     INTERRUPTER
                                                                                                         (F.REC_INH)
                                                                                         (MODE)




                                                                                                                                                                                                                                                                      Q617, Q618
                                                                          (HALF)
(MODE)

             (HALF)




                                 Q612                                                                                                  Q610                                                                                                                            PLUNGER
                                                                                                                                                                                                                                                                    SUPPLY SWITCH/
                                        SWITCH                                                                                            SWITCH                                                                                                                    PLUNGER:ON/OFF
                                     PHOTO:ON/OFF                                                                                      PHOTO:ON/OFF                                                                                                                     SWITCH
                                                                            S972


                                                                                            S971


                                                                                                          S975




                                                                                                                                                                                                                                                                                                       D971
              S952
S951




                                 Q616                                Z971                                                              Q611

                                        SWITCH                                     INTERFACE                                              SWITCH
                                     PHOTO:ON/OFF                                                                                      PHOTO:ON/OFF




53           52                         55                                             91                                                     54                                        58        66         59           60              65              56             57
                                                                                                                                                                                                                           DECK1_H
                                          PHOTO_1
    MODE_1




                                                                                                                                                                                                     BP1




                                                                                                                                                                                                                                                            PLG1
                 HALF_1




                                                                                                                                                  PHOTO_2




                                                                                                                                                                                                                                                                           PLG2
                                                                                        DECK2




                                                                                                                                                                                         MTR




                                                                                                                                                                                                               REC




                                                                                                                                                                                                                                               DMT




                                                                                                                                                  C2CBJF000015                    IC305        MICROPROCESSOR
                                                                                                                                                                                                                                                                                                        XC_OUT
                                                                                                                                                                                                                                                                                        XC_IN
                                                                                                                                                             /CD




                                       Q326                      Q327                              Q328                                                     75                                                                                                                         10              11

                                      SWITCH                     SWITCH                                                                                                                                      Q308, Q309
                            B                                                                 SWITCH
                                                                                                                                                  Q310                                                       CURRENT
                                                                                                                                                  CD ON/OFF                                                 CONTROL/
                                                                                                                                 B                 SUPPLY                                                    VOLTAGE                             B
                                                                                                     B                                                                                                      STABILISER                                                                          X301
                                                                                                                                                   SWITCH                               D307
                                                                                                                                                                                                              CD 3.3V


                                                                                                                                                                                    B
                                        4(39)                                                                                                                                    IC301
                                                        IN B1(2)
                                                                                                                                                                                C0AABB000117
                                                                                                                                                                            HEADPHONE AMP                                                                                            Q405(Q205)

                                                                                                                 19(24)                                                  3(5)                                   1(7)                                                                 HPF FREQ
                                                                                              OUT1(2)                                                                                                                                                           FILTER                 AMP
                                                                                                                                                                                                                                                                                      SWITCH
                                                                                                                                                                                            AMP

                                                                                                                                                                                   Q401
                                                                                                                                                                                  (Q201)
                                        5(38)
                                                        IN C1(2)
                                                                                                                                                                                   AGC
                                                                                                                                                                                  SWITCH
                                                                                                                                                                                                                                                                                     Q404(Q204)
                                                                                                                                                                                                                                                                                     LPF FREQ
                                        9(34)                                                                                                                                                                    Q402                                           FILTER                 AMP
                                                        A_VOLIN1(2)                                                                                  Q407                                                       (Q202)                                                                SWITCH
                                                                                                                                                    (Q207)

                                                                                                                                                               MUTING                                                  MUTING
                                        8(35)                         IC300                                                                                    SWITCH                                                  SWITCH
                                                        REC1(2)
                                                                      C1BB00000747
                                                                      AUDIO SOUND                                                                                                                                                                      B
                                                                      PROCESSOR
 AUX                                    6(37)
                                                        IN D1(2)
JK300
                                                                                                                                                                                                            Q403(Q203)

                                                                                                                                                                                                            HEADPHONE                        HP_L(R)
                                        3(40)                                                                                                                                                                 MUTING
CD SIGNAL                                               IN A1(2)                                                                                                                                              SWITCH




                                                                                    CLOCK
                                                                       DATA
                                                                      21         22

                                                                                                                                                          Q301
                                                                                                                                                                 AUDIO
                                                                                                                                                                MUTING                       B
                                                                                                                                                               CONTROL
                                                                                                                                                                SWITCH




                                                                                                                                                                MUTE_A
                                                                                                                                   MUTE_H

                                                                                                                                                 MUTE_A
                                                                                                 SW_LV1


                                                                                                               SW_LV2




                Q409
                (Q209)                                                                                                                                                                B

                   SWITCH
                                                                                                                                                          



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