SONY MDX-65汽车音响电路图纸.pdf

1 MICROFILM Model Name Using Similar MechanismMDX 62 Mini Disc Mechanism TypeMG 798K 133 Optical Pick up NameKMS 241A J2N SERVICE MANUALUS Model Canadian Model AEP Model UK Model E Model MDX 65 MINIDISC CHANGER SystemMini disc digital audio system Laser Diode Properties Material GaAlAs Wavelength 780 nm Emission Duration Continuous Laser output Power Less than 44 6 W This output is the value measured at a distance of 200 mm from the objective lens surface on the Optical Pick up Block Frequency response 10 20 000 Hz Wow and flutter Below measurable limit Signal to noise ratio 95 dB OutputsBus control output 8 PIN Analog audio output RCA PIN Current drain300 mA MD playback 600 mA during loading or ejecting a disc DimensionsApprox 176 83 5 142 mm 7 3 3 8 5 18 32 in w h d not incl projecting parts and controls MassApprox 1 1 kg 2 lb 7 oz Power requirement 12 V DC car battery negative ground Supplied accessories Mounting hardware 1 set Bus cable 5 5 m 1 RCA pin cord 5 5 m 1 U S and foreign patents licensed from Dolby Laboratories Licensing Corporation Design and specifications subject to change without notice SPECIFICATIONS Sony BUS system compatible with mobile MD changers Direct in system for inserting and removing MDs easily No waiting time to change discs in continuous play The MD changer compartment has a built in light for easy use even in the dark 1 bit Digital Analog converter for high quality sound reproduction FEATURES Dolby noise reduction extension manufactured under license from Dolby Laboratories Licensing Corporation DOLBY and the double D symbol a are trademarks of Dolby Laboratories Licensing Corporation 11 4 1 IC PIN DESCRIPTIONS IC100 CXA2523AR RF AMP Pin No Pin NameI OPin Description 1III V converted RF signal input I from detector of optical pick up 2JII V converted RF signal input J from detector of optical pick up 3VCOCenter voltage 1 65 V generation output 4 9A FISignal input A to F from detector of optical pick up 10PDIQuantity monitor input of light from laser diode of optical pick up 11APCOLaser amplifier output to automatic power control circuit 12APCREFIReference voltage input for laser power setting 13GND GND 14TEMPIITemperature sensor connecting pin Not used in this set 15TEMPROReference voltage output for temperature sensor Not used in this set 16SWDTIWrite data signal input from System controller IC600 17SCLKISerial clock signal input from System controller IC600 18XLATISerial latch signal input from System controller IC600 19XSTBYIStandby signal input L Standby Fixed at H in this set 20FOCNTICenter frequency control voltage input of internal circuit filter BPF22 BPF3T and EQ 21VREFOReference voltage output Not used in this set 22EQADJICenter frequency setting input of internal circuit filter EQ 233TADJICenter frequency setting input of internal circuit filter BPF3T 24VCC Power supply pin 3 3 V 25WBLADJICenter frequency setting input of internal circuit filter BPF22 26TEOTracking error signal output to CXD2652AR IC200 27CSLEDIConnecting pin for low pass filter condenser of sled error signal 28SEOSled error signal output to CXD2652AR IC200 29ADFMOFM signal output of ADIP 30ADINIFM signal input of ADIP by AC combination 31ADAGCIExternal condenser connecting pin for AGC of ADIP 32ADFGOADIP double FM signal output 22 05 kHz 1 kHz to CXD2652AR IC200 33AUXOSupport signal I3 signal temperature signal output Not used in this set 34FEOFocus error signal output to CXD2652AR IC200 35ABCDOQuantity signal output of light to CXD2652AR IC200 36BOTMOBottom hold signal output of quantity signal RF ABCD of light to CXD2652AR IC200 37PEAKOPeak hold signal output of quantity signal RF ABCD of light to CXD2652AR IC200 38RFOPlayback EFM RF signal output to CXD2652AR IC200 39RFAGCIExternal condenser connecting pin of AGC circuit for RF 40AGCIIRF signal input by AC combination 41COMPOOUser comparator output pin Not used in this set 42COMPPIUser comparator input pin Fixed at L in this set 43ADDCIExternal condenser connecting pin for low frequency interception of ADIP amplifier 44OPOOExternal condenser connect pin for lower cut of ADIP amplifier 45OPNIUser operational amplifier inversion input pin Fixed at L in this set 46RFOORF signal output 47MORFIIRF signal input of MO by AC combination 48MORFOORF signal output of MO SECTION 4 DIAGRAMS 12 IC600 PD784216GC 027 8EU SYSTEM CONTROLLER Pin No Pin NameI OPin Description 1M1OElevator motor M904 drive signal output 2M1OElevator motor M904 drive signal output 3M2OLoading motor M903 drive signal output 4M2OLoading motor M903 drive signal output 5MDMONOMechanism deck system power control output H Power ON 6LESILoading end sensor detection switch S902 input 7SESIStore end sensor detection switch S903 input 8HOMEIHome position detection switch S901 input L Home position 9VDD Power supply pin 5 V 10X2 Main system clock connecting pin 14 MHz 11X1 Main system clock connecting pin 14 MHz 12VSS GND 13XT2 Sub system clock connecting pin 32 768 kHz 14XT1 Sub system clock connecting pin 32 768 kHz 15RESET System reset input 16BU INIBackup OFF detection input L Backup OFF 17BUS ONIBUS OFF detection of SONY BUS H BUS OFF 18SQ SYISub code Q sync input from CXD2652AR IC200 19STR SWISTOP switch S600 input 20 ONot used 21CC XINTIInterruption status input from CXD2652AR IC200 22 ONot used 23AVDD Power supply for A D converter 5 V 24AVREF0 Reference voltage for A D converter 25INITIInitial input pin at reset 26TEMPIThermistor connecting pin for temperature detection 27EHSIElevator height position detection input 28 29 IConnect to GND 30 32 OConnect to GND 33AVSS Analog GND 34ERR PWMOError data output Not used in this set 35 ONot used 36AVREF1 Reference voltage for D A converter 37 38 ONot used 39 Not used 40MD SIIRead data signal input from CXD2652AR IC200 41MD SOOWrite data signal output to CXA2523AR IC100 and CXD2652AR IC200 42MD CKOOSerial clock signal output to CXA2523AR IC100 and CXD2652AR IC200 43 ONot used 44 Not used 45UNISIISerial data input for SONY BUS 46UNISOOSerial data output for SONY BUS 47UNI CKIISerial clock input for SONY BUS 48LINKOFFOLink control signal output for SONY BUS H Link OFF 49 ONot used 50 INot used 51 52D BASS1 2ODigital D BASS select output 1 2 Not used in this set 53 55 ONot used 56 59MNT0 3OMonitor 0 3 signal input from CXD2652AR IC200 60AGINGONot used 61AGCHKONot used 62TFTONONot used 13 Pin No Pin NameI OPin Description 63 ONot used 64EE CSOChip select output to EEPROM Not used in this set 65EE CKOOSerial clock output to EEPROM Not used in this set 66EE SIOI OData input from output to EEPROM Not used in this set 67SENSIInternal status input from CXD2652AR IC200 68LIMIT SWIOptical pick up innermost track limit position detection switch S400 input 69DOORSWIFront door open detection switch S620 input L Open complete 70MD LATOSerial latch signal output to CXA2523AR IC100 and CXD2652AR IC200 71MD RSTOReset signal output to CXD2652AR IC200 72VSS GND 73MD ONOServo system power control output H Power ON 74EMPH OODe emphasis circuit control output H De emphasis ON 75A ATTIAnalog mute control input H Mute ON 76ILLONOIllumination lamp PL620 light up control output H Lamp light up 77TSTSMDISingle mode setting pin L Single mode 78TSTCKOOSerial clock output to LED for TEST mode display Not used in this set 79TSTSOOSerial data output to LED for TEST mode display Not used in this set 80TSTMODITEST mode setting pin L TEST mode 81VDD Power supply pin 5 V 82 85TSTOUT0 3OTEST key output pin of 4 8 matrix Not used in this set 86 93TSTIN0 7ITEST key input pin of 4 8 matrix Not used in this set 94TEST VPP Fixed at L in this set 95DCS1IDisc with without detection 1 switch S611 input H with disc 96DCS2IDisc with without detection 2 switch S612 input H with disc 97DCS3IDisc with without detection 3 switch S613 input H with disc 98DCS4IDisc with without detection 4 switch S614 input H with disc 99DCS5IDisc with without detection 5 switch S615 input H with disc 100DCS6IDisc with without detection 6 switch S616 input H with disc 4 5 SCHEMATIC DIAGRAM SERVO SECTION Refer to page 33 for Waveforms and page 35 for IC Block Diagrams 21 22 MDX 65 Page 23 23 24 MDX 65 4 6 SCHEMATIC DIAGRAM MAIN SECTION Refer to page 34 for Waveforms and page 37 for IC Block Diagrams Page 22 Page 32 31 32 MDX 65 4 9 SCHEMATIC DIAGRAM POWER SECTION Refer to page 37 for IC Block Diagrams Page 24 3 2 Vp p 89 ns 2 8 Vp p 354 ns 2 8 Vp p 22 7 s 2 6 Vp p 30 4 s 2 7 Vp p 71 ns 2 8 Vp p 44 3 ns 3 2 Vp p 354 ns 3 2 Vp p 22 7 s 2 0 Vp p 400 mVp p Approx 1 1 Vp p 150 mVp p Approx 150 mVp p Approx 150 mVp p Approx 150 mVp p 33 34 Waveforms Servo Section 1IC100 4 A PLAY MODE 200 mV DIV 10 sec DIV 2IC100 8 E PLAY MODE 100 mV DIV 10 sec DIV 3IC100 9 F PLAY MODE 100 mV DIV 10 sec DIV 4IC100 1 2 I J PLAY MODE 100 mV DIV 10 sec DIV 5IC100 RF PLAY MODE 500 mV DIV 1 sec DIV 6IC100 IC200 FE PLAY MODE 200 mV DIV 0 5 msec DIV 7IC100 IC200 TE PLAY MODE 500 mV DIV 0 5 msec DIV 8IC200 LRCK 9IC200 XBCK IC200 OSCI Main Section 1IC600 X2 2IC600 XT1 3IC500 4 LRCK 4IC500 6 BCK 5IC500 1 XT1 35 1 2 IVR BB IVR AA IVR CC IVR DD IVR EE EE EFBTESW PTGR 48 MORFO 47 MORFI 46 RFO 45 OPN 44 OPO 43 ADDC 42 COMPP 41 COMPO 40 AGCI 39 RF AGC 38 RF 37 PEAK 36 BOTM 35 ABCD 34 FE 33 AUX 32 ADFG 31 ADAGC 30 ADIN 29 ADFM 28 SE 27 CSLED 26 TE 25 WBLADJ 24 VCC 23 3TADJ 22 EQADJ 21 VREF 20 F0CNT 19 XSTBY 18 XLAT 17 SCLK 16 SWDT 15 TEMPR 14 TEMPI 13 GND 12APCREF 11APC 10PD 9F 8E 7D 6C 5B 4A 3VC VI CONV BGR VREF SCRI PARA DECODE AUXSW COMMAND IVR GSW FF FBAL FF TG SEA 1 2 TG TEA WBL 3T EQ DET ADIP AGC WBL BPF22 BPFC ABCDA FEA WBL ATA CVB RFA1 1 2 1 2 GRVA OFST RFA2 GRV HLPT PTGR 2 1 1 2 BOTTOM PEAK RF AGCEQ EQDET P P WBL 3TWBL TEMP PBH USROP USRC 3T BPF3T PEAK3T 1I 2J RFA3 PBSW AUX SW IV ESW EBAL IC Block Diagrams Servo Section IC100 CXA2523AR 36 15131211 DC DC CONVERTER CLK DETECTOR PRE DRIVER CONTROL DRIVER PRE DRIVER CONTROL DRIVER PRE DRIVER CONTROL DRIVER PRE DRIVER CONTROL DRIVER 3635 34 3332 31 30 2928 2726 25 242322 2120 19 181716123456789 1014 VC VCVC VCVC VC VC VC VC VC PI4 PGND PGND RO3 VD RO4 PGND FO4 VD F R4 FO3 VD FI3 RI3 VG GND PS OE RI2 FI2 VD FO2 VD RO2 PGND RO1 PGND PGND FO1 VD FI1 RI1 GND CLK VC LG CLOCK 10099 98 97 96 9594 93 EFMO DVSS TEST3 TEST2 TEST1 FGIN SPFD SPRD 92 SFDR 91 SRDR 90 FS4 89 FRDR 88 FFDR 87 DVDD 86 TFDR 85 TRDR 84 LDDR 83 APCREF 82 DTRF 81 CKRF 80 XLRF 79 F0CNT 78 ADFG 77 APC 76 DCHG 75 AUX2 74 TE 73 SE 72 AVSS 71 ADRB 70 ADRT 69 AVDD 68 ADIO 61 CLTV 60 FILO 59 FILI 58 PCO 57 PDO 55 RFI 56 AVSS 54 BIAS 53 AVDD 52 ASYI 51 ASYO 67 VC 66 AUX1 65 FE 64 ABCD 63 BOTM 62 PEAK 50 MVCI 49 D3 48 D2 47 D0 46 D1 45 XWE 44 XRAS 43 A09 42 XCAS 41 XOE 40 DVSS 39 A11 38 A08 37 A07 36 A06 35 A05 34 A04 33 A10 32 A00 31 A01 30 A02 29 A03 28 DVDD 26 XBCK 27 FS256 25LRCK 24DADT 23ADDT 22DOUT 21DIN 20DVSS 19NC 18XTSL 17OSCO 16OSCI 15TX 14XINT 13RECP 12DQSY 11SQSY 10XRST 9SENS 8SRDT 7XLAT 6SCLK 5SWDT 4MNT3 3MNT2 2M