Panasonic-SAAK450P-cs-sm 电路图 维修手册.pdf

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1、n AMPLIFIER SECTION FTC output power THD 10%, both channels driven 50 Hz to 3 kHz (Low channel)95 W per channel (3 ) 3 kHz to 12 kHz (High channel)95 W per channel (3 ) Total FTC Bi-Amp power380 W RMS output power THD 10%, both channels driven 1 kHz (Low channel)115 W per channel (3 ) 10 kHz (High c

2、hannel)115 W per channel (3 ) Total Bi-Amp power460 W n FM/AM TUNER, TERMINALS SECTION Preset stationFM 20 stations AM 15 stations Frequency Modulation (FM) Frequency range87.9 to 107.9 MHz (200 kHz steps) 87.5 to 108.0 MHz (100 kHz steps) 2007 Matsushita Electric Industrial Co. Ltd. All rightsreser

3、ved.Unauthorizedcopyingand distribution is a violation of law. SA-AK450P SA-AK450PC Colour (K). Black Type Sensitivity4.0 V (IHF) S/N 26 dB2.2 V Antenna terminal(s)75 (unbalanced) Amplitude Modulation (AM) Frequency range520 to 1710 kHz (10 kHz step) Sensitivity S/N 20 dB (at 1000 kHz)560 V/m Music

4、Port input jack TerminalStereo, 3.5 mm (1/8”) jack Sensitivity100 mV, 4.7 k Phone jack TerminalStereo, 3.5 mm (1/8”) jack XM readyXM mini Tuner and Home Dock n CASSETTE DECK SECTION Track system4 track, 2 channel Heads Record/playbackSolid permalloy head ErasureDouble gap ferrite head MotorDC servo

5、motor Recording systemAC bias 100 kHz Erase systemAC erase 100 kHz Tape speed4.8 cm/s (1-7/8 ips) Overall frequency response (+3, -6 dB) at DECK OUT CD Stereo System Notes: This models CD mechanism changer unit is CRS1. Please refer to the original Service Manual (Order No. MD0509368C0) for this mec

6、hanism. Specifications ORDER NO. MD0703005CE A6 RadioFans.CN 收音机爱 好者资料库 NORMAL35 Hz to 14 kHz S/N ratio50 dB (A weighted) Wow and flutter0.18 % (WRMS) Fast forward and rewind timeApprox. 120 seconds with C-60 cassette tape n DISC SECTION Disc played 8 cm (3”) or 12 cm (5”) (1) CD-Audio (CD-DA) (2) C

7、D-R/RW (CD-DA, MP3* formatted disc) (3) MP3* *MPEG-1 Layer 3, MPEG-2 Layer 3 Bit rate MP332 kbps to 320 kbps Sampling frequency MP332 kHz, 44.1 kHz, 48 kHz CD-DA44.1 kHz Decoding16 bit linear Digital filter8 fs D/A converterMASH (1 bit DAC) Pick up Wavelength780 nm Beam SourceSemiconductor laser Aud

8、io output (Disc) Number of channels2 (Stereo) (FL,FR) 1 Safety Precautions 4 1.1. General Guidelines 4 1.2. Before repair and adjustment 4 1.3. Protection Circuitry 5 1.4. Caution For Fuse Replacement 5 1.5. Safety Part Information 5 2 Prevention of Electro Static Discharge (ESD) to Electrostaticall

9、y Sensitive (ES) Devices 5 3 Handling Precautions For Traverse Deck 7 4 Precaution of laser diode 9 5 Warning 10 5.1. Service caution based on legal restrictions 10 6 Accessories 11 7 Operation Procedures 12 7.1. Main Unit Key Buttons Operations 12 7.2. Remote Control Key Buttons Operations 12 8 New

10、 Features 14 8.1. Using the Music Port 14 8.2. Using XM Satellite Radio 15 8.3. Using IPod 17 9 Self diagnosis and special mode setting 19 n OPTION PORT SECTION Option PortVersion 1 n GENERAL Power supplyAC 120 V, 60Hz Power consumption127 W Powerconsumptioninstandby mode 0.28 W (Approx.) Dimensions

11、 (W x H x D)250 x 330 x 323 mm (9-27/32” x 13” x 12-23/32”) Mass7.1 kg (15.7 lb.) Operating temperature range+5 to +35C (+41 to +95F) Operating humidity range5 to 90% RH (no condensation) n SYSTEM SC-AK450 (P)Music center: SA-AK450 (P) Speakers: SB-AK450 (P) SC-AK450 (PC)Music center: SA-AK450 (PC)

12、Speakers: SB-AK450 (PC) For information on speaker system, please refer to the original Service Manual (Order No. MD0703006CE) for SB-AK450P/PC-K. Notes: 1. Specifications are subject to change without notice. Mass and dimensions are approximate. 2. Total harmonic distortion is measured by the digit

13、al spectrum analyzer. 9.1. Service Mode Summary Table 19 9.2. Special Mode Table 1 19 9.3. Reliability Test Mode (CRS1 Mechanism) 22 9.4. Error code Table Display 23 9.5. XM Satellite Radio Code Table 26 10 Assembling and Disassembling 27 10.1. Caution 27 10.2. Disassembly flow chart 28 10.3. Main P

14、arts Location 29 10.4. Disassembly of Top Cabinet 30 10.5. Disassembly of CD Changer Unit (CRS1) 30 10.6. Disassembly of Rear Panel Block 31 10.7. Disassembly of Main P.C.B. 33 10.8. Disassembly of Transformer P.C.B. 33 10.9. Disassembly of Power P.C.B. 34 10.10. Disassembly of Front Panel Unit 35 1

15、0.11. Disassembly for Panel P.C.B. 36 10.12. Disassembly of Tact Switch P.C.B. 37 10.13. Disassembly of Deck mechanism unit 37 10.14. Disassembly of Deck P.C.B. 38 10.15. Disassembly of Traverse Unit 38 CONTENTS Page Page 2 SA-AK450P / SA-AK450PC RadioFans.CN 收音机爱 好者资料库 10.16. Disassembly for Deck M

16、echanism 39 10.17. Disassembly of Deck Mechanism P.C.B. 42 10.18. Disassembly of cassette lid 43 10.19. Rectification for tape jam problem 43 11 Service Fixture and Tools 45 12 Service Positions 45 12.1. Checking and Repairing of Main P.C.B. 45 12.2. Checking and Repairing of Transformer P.C.B. 46 1

17、2.3. Checking and Repairing of Panel, Deck /Serial I/P (No connection) 17BA1-Motor O/P (1);/Serial I/P (No connection) 18PRAMVSS33-GND (DRAM) 19PRAMVDD33-Power Supply Voltage (DRAM) 20PRAMVDD15-Power Supply Voltage (+1.6V) 21SPOUTOSpindle Drive O/P 22PCI/OSpindle motor drive O/P signal serial data/M

18、onitoring I/P 23TRVPOTraverse Drive O/P (+ve) 24TRPOTracking Drive O/P (+ve) 25FOPOFocusing Drive O/P (+ve) 26DVSS1-GND 27IOVDD2-Digital Power Supply Voltage 2 (I/O) 28DVDD1-Digital Power Supply Voltage 1 (Built-In) 29SRVMON0-Servo Monitor (0) O/P (No connection) 30SRVMON1-Servo Monitor (1) O/P (No

19、connection 31AVSS2-GND 32OSCINIOscillating Input 33CTRCRS-Tracking Cross Comparator 34VREF-+Vref Supply Voltage 35EITracking Input Signal 1 36FITracking Input Signal 2 37DIFocusing Input Signal 4 38BIFocusing Input Signal 2 39CIFocusing Input Signal 3 40AIFocusing Input Signal 1 41PDIAPC Amp I/P 42L

20、DOLaser Drive Current O/P 43CENV-Detection Capacitance Connection terminal 44RFENVORF Envelope O/P 45RFOUTORF Summing Amp O/P 46RFINISGC I/P 47AVDD2-Analog Power Supply voltage 2 (For DSL/PLL) 48ARFDC-AGC Capacitive Connection Terminal 49ARFOUTOAGC Output 50ARFFBIARF Feedback Signal I/P 51ARFINIAudi

21、o RF Signal I/P Pin No.MarkI/OFunction 52DSLF-Loop Filter Terminal (For DSL) 53IREFIReference I/P 54PLLFIPLL Loop Filter Terminal (Phase Compare) 55PLLF0OPLL Loop Filter Terminal (Speed Compare) 56OUTLOAudio O/P (LCH) 57AVSS1-GND 58AVDD1-Analog Power Supply Voltage 1 59OUTROAudio O/P (RCH) 60DVSS3-G

22、ND3 (Digital Circuit) 61NSRVMONONIServo Motor O/P Enabling 62EXT0-Expansion O/P Port 0 63EXT1-Expansion O/P Port 1 64EXT2-Expansion O/P Port 2 65FLAG-Flag Signal O/P 66TX-Digital Audio Interface O/P signal 67MCLKIMicro-Computer Command Clock I/P 68MDATAIMicro-Computer Data I/P 69MLDIMicro-Computer L

23、oad I/P 70STATOStatus Signal O/P 71*BLKCKOSubcode Blk Clock 72NRSTOLSI Reset Signal 73*DQSYTXT-Pack Signal O/P for CD-Text data (No connection) 74*SMCK-Micro-Computer Clock O/P (No connection) 75*PMCK-IOCNT Serial data O/P (Synchronous O/P) (No connection) 76DVDD2-Digital Power Supply Voltage 2 (+1.

24、5V) 77IOVDD1-Digital Power Supply Voltage 1 (For I/O) 78DVSS2-GND2 (For Digital Circuit) 79NTEST2ITest Mode Setting (ON:H) 80X2OCrystal Oscillating Circuit O/P 81X1ICrystal Oscillating Circuit I/P 82NTESTITest Mode Setting I/P (ON:H) 83D2I/OData Sigmal O/P 2 84D1I/OData Signal O/P 1 85D0I/OData Sign

25、al O/P 0 86D3I/OData Signal O/P 3 87D4I/OData Signal O/P 4 88D5I/OData Signal O/P 5 89D6I/OData Signal O/P 6 90D7I/OData Signal O/P 7 91D15I/OData Signal O/P 15 92D14I/OData Signal O/P 14 93DRVDD-I/O Power Supply Voltage (DRAM) 94D13I/OData Signal O/P 13 95D12I/OData Signal O/P 12 96D11I/OData Signa

26、l O/P 11 97D10I/OData Signal O/P 10 98D9I/OData Signal O/P 9 99D8I/OData Signal O/P 8 100SDRCKOClock Signal O/P 22 Terminal Function of ICs 22.1. IC7001 (MN6627954MA) Servo Processor,Digital Signal Processor/Digital filter and D/A Converter 88 SA-AK450P / SA-AK450PC Pin No.MarkI/OFunction 1IN2IMotor

27、 Driver 92 Input 2PC2ITurntable Motor Drive Signal (“L”:ON) 3IN1IMotor Drive (1) Input 4PC1-Traverse Motor Drive Signal (“L”): ON) 5-8N.C.-No Connection 9PGND1-Ground Connection (1) for Drive 10PVCC1-Power Supply (1) for Drive 11D1-OMotor Drive (1) reverse - action output 12D1+OMotor Drive (1) forwa

28、rd - action output 13D2-OMotor Drive (2) reverse - action output 14D2+OMotor Drive (2) forward - action output Pin No.MarkI/OFunction 1LM_1OLevel Meter 2D_PORT DET1ID-Port DET 1 3D_PORT DET2ID-Port DET 2 4RDS_DAT-No connection 5RDS_CLK-No connection 6IP_LinkICater for Ipod Link 7F_HOPOF_Hop for Digi

29、tal Amp 8BYTE-External Data Bus Width Select Input (Connect to Ground) 9CNVSS-Flash Mode Terminal 10Xcin-32.768 kHz Sub Clock 11Xcout-32.768 kHz Sub Clock 12/RESET-/RESET Input (ACTIVE L) 13Xout-10 MHz Main Clock 14Vss-Ground (0V) 15Xin-10 MHz Main Clock 16Vcc-Power Supply (+5V) 17/NMI-Connect to Vc

30、c (+5V) 18RMTIRemote Control Input 19BLKCKICD Block Clock Input (Inverted) 20SYNCIAC Failure Detect Input 21D0OSerial Output Data 22DIISerial Input Data 23S/woofer CSISubwoofer Chip Select 24SW_LVL1-Subwoofer Level Control 1 25SW_LVL2-Subwoofer Level Control 2 26ASP DATOASP Data Signal 27ASP_CLKOASP

31、 Clock Signal 28AK CSIModel Chip Select 29NC-No connection 30PLL_CLKI/OTuner PLL Clock 31I-POD TxDOCater for IPod function 32I-POD RxDICater for IPod function 33CLKOFlash Clock for On board writer 34XM_MUTE (BUSY)IXM Mute (Flash Busy for On board writer) 35XM_TX_OUTOXM Sys Ctrl Output 36XM_RX_INIXM

32、Sys Ctrl Input 37XM_I2S_RATEIXM I2S Rate 38XM LINKACTIVEOXM Link Active 39MUTE_DAODigital Amp Muting Control 40MUTE_AOAudio Muting Control 41EE_CS/EFP/EPMOEEPROM Chip Select (Flash EPM for On board writer) 42EE_CLKOEEPROM CLOCK Pin No.MarkI/OFunction 15D3-OMotor Drive (3) reverse - action output 16D

33、3+OMotor Drive (3) forward - action output 17D4-OMotor Drive (4) reverse - action output 18D4+OMotor Drive (4) forward - action output 19PVCC2-Power Supply (2) for Driver 20PGND2-Ground Connection (2) for Driver 21-24N.C.-No Connection 25VCC-Power Supply terminal 26VREF-Reference Voltage Input 27IN4

34、IMotor Driver (4) Input 28IN3IMotor Driver (3) Input Pin No.MarkI/OFunction 43EE_DATI/OEEPROM DATA 44XM_DAC_ RESETOXM DAC Reset 45XM_ANT_REVIXM Ant Rev 46PCONT/EFP/CSOMain Transformer Control Output 47DCDETIDC Detect Input 48XM_RSTOXM Reset 49XM PCONTOXM PCONT 50STANDBYOFor Digital AMP 5-0v during F

35、HOP 51VOL_LEDOVolume LED 52CEITuner Chip Enable 53DMTODeck mute at mecha transition. L=mute OFF, H=mute ON 54BOTTOM_SWIBottom switch for CRS1 55UP_SENSORIUp/Down sensor for CRS1 56PLGOPlunger Control 57PhotoIPhoto (SG mechanism only) 58MTRI/ODeck motor control (“L” for motor OFF) 59RECI/OH when reco

36、rd circuit is operating 60MMOD0IMicon Mode Switching for USB Version Up using CD 61PAM CSIPAM Region Model Chip Select 62Vcc-Power Supply (+5V) 63H.Bass LEDOH.Bass LED Drive 64Vss-Ground (0V) 65D-PORT R-SKIPOD-Port Rev. Skip 66D-PORT F-SKIPOD-Port F-Skip 67D-PORT_STOPOD-Port Stop 68D-PORT_RES2OD-Por

37、t FWD 69D-PORT_RES1-D-Port REV 70FL_CSOFL Driver Chip Select 71FL_DOUTOSerial Data To FL Driver 72FL_CLKOSerial Clock To FL Driver 73VOL LED CS-No connection 74USB_REQ-No connection 75STATUSICD Servo LSI Status Input 76MLDI/OCD Command Load Output 77MDATA_OUTI/OCD Command Data Output 78MCLKI/OCD Com

38、mand Clock Output 79/Reset_SWICD Limit Switch Input for the most Inner Point (Active Low) 80HOME_SWIHome Switch for CRS1 81CD_RSTI/OCD Reset output 22.2. IC7003 (BA5948FPE2) IC 4CH Drive 22.3. IC2801 (C2CBYY000424) System Microprocessor 89 SA-AK450P / SA-AK450PC Pin No.MarkI/OFunction 82CLOSE_SWICLO

39、SE switch for CRS1 83OPEN_SWIOpen switch for CRS1 84CWOCRS1 motor CW 85CCWOCRS1 motor CCW 86ST_SWIStock switch for CRS1 87PLAY_SWIPlay switch for CRS1 88PLUNGEROPlunger for CRS1 89REG-Region Setting 90VOL_JOGIVolume jog 91DP P-CONTOD-Port P-CONT 92KEY3IKey 3 Input 93KEY2IKey 2 Input 94KEY1IKey 1 Inp

40、ut 95Deck_AD1IDeck AD input 1 96AVSS-Analog Power Supply Input (Connect to GND) 97Deck_AD2IDeck AD input 2 98Vref-Reference for A-D (5V) 99Avcc-Analog Power Supply Input 100DEMO_SETI(H= Default demo On, L= Default demo off) 90 SA-AK450P / SA-AK450PC 23 Exploded Views 23.1. Cabinet Parts Location SA-

41、AK450P / SA-AK450PC 91 SA-AK450P / SA-AK450PC 92 23.2. Deck Mechanism Parts Locations (RAA4403-S) SA-AK450P / SA-AK450PC 93 23.3. Packaging SA-AK450P / SA-AK450PC 94 Notes: Ref. No.Part No.Part Name & DescriptionRemarks CABINET AND CHASSIS 1J3CCBB000009TUNER PACKM 2REEV013921P FFC (DECK-MAIN)M 3REEV

42、014022P FFC (CD-MAIN)M 4REEV014117P FFC (XM-MAIN)M 5REEX073730P FFC WIREM 6REEX074714P FFC WIREM 7RGKV0158-KCD LIDM 9RGLV0069-QVOLUME KNOB LIGHTM 10RGLV0070-QPOWER BUTTON LIGHTM 11RGPV0092-KFRONT PANELM 12RGRV0052A-AREAR PANELMP 12RGRV0052A-BREAR PANELMPC 13RGUV0162-KOPTION BUTTONM 14RGUV0163-KSELEC

43、TOR BUTTONM 15RGUV0164-KCD CHANGER/POWER BTNM 16RGUV0165-K5CD CHANGE BUTTONM 17RGUV0166-KFUNCTION BUTTON LM 18RGUV0167-KFUNCTION BUTTON RM 19RGUV0176-1S5 CONTROL BUTTONM 21RGWX0072-SVOLUME KNOBM 22RHD26046-LSCREWM 23RMC0158-S2TRANSISTOR HOLDERM 24RHD30007-K2JSCREWM 25RHD30111-3SCREWM 26RHD30119-SSCR

44、EWM 27RKA0072-KJLEG CUSHIONM 28RKFV0062-1SCASSETE LIDM 29RKMV0071-KJTOP CABINETM 30RKWV0068-KFL WINDOWM 31RMBV0042-2CASS LID SPRINGM 32RMBV0052DVD LID SPRINGM 33RMGX0033CUSHION RUBBERM 34RMGX0044-1D.AMP. INSULATORM 35L6FALEFH0030FAN UNITM 36RMKX0113-3CD CHASSISM 37RMKX0118ABOTTOM CHASSISM 38RMQV0076

45、-WREFLECTORM 39RMVV0073-KFL WINDOW BACKGROUNDM Ref. No.Part No.Part Name & DescriptionRemarks 40RMYX0131-1SUB HEAT SINKM 44RUS757ZAACASS HALF SPRINGM 45RXGX0002DAMPER GEARM 46RXXV0048HEAT SINK UNITM 48XTV3+10GFJ-MSCREWM 49XTW3+12TFJSCREWM 50XTWS3+6TFJSCREWM 51REXX03259P FLAT WIREM 52REXX0324-19P FLA

46、T WIREM 53RMNV0079FL HOLDERM 54RMNV0059LED HOLDERM 55REEV016616P FFC (PORT-MAIN)M 56RMNV0088PORT HOLDERM 57XTW3+10TFCSCREWM 58RSCV0083XM SHIELDM CASSETTE DECK 101RED0067-2R/P HEADM 103RDG0300REEL BASE GEARM 104RDG0301WINDING RELAY GEARM 105RDK0026-4MAIN GEARM 107RDV0033-4WINDING BELTM 108RDV0064-1CA

47、PSTAN BELTM 110RMB0312TRIGGER LEVER SPRINGM 111RMB0400REEL SPRINGM 112RMB0403HEAD PANEL SPRINGM 113RMB0404BRAKE ROD SPRINGM 114RMB0406-5FR LEVER SPRINGM 115RMB0408THRUST SPRINGM 116RML0370-4TRIGGER LEVERM 117RML0371FR LEVERM 118RML0372-2WINDING LEVERM 119RML0374-2EJECT LEVERM 120RMM0131-1BRAKE RODM

48、121RMM0133-1EJECT RODM 122RMQ0519REEL HUBM 123RMS0398-1MOVING COREM 124RXQ0470-2PLUNGER ASSYM 125RMC0061PACK SPRINGM 24 Replacement Parts List Important safety notice: Components identified bymark have special characteristics important for safety. Furthermore, special parts which have purposes of fi

49、re-retardent (resistors), high-quality sound (capacitors), low noise (resistors), etc are used. When replacing any of these components, be sure to use only manufacturers specified parts shown in the parts list. The parenthesized indications in the Remarks columns specify the areas or colour. (Refer to the cover page for area or colour) Parts without these indications can be used for all areas. Warning: This product uses a laser diode. Refer to caution statements on “Precaution of Laser Diode”. Capacitor values ar