Pioneer-SPL5-sp-sm电路图 维修手册.pdf

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1、ORDER NO. PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD

2、. 501 Orchard Road, #10-00 Wheelock Place, Singapore 238880 ? ? ? ? ? ? PIONEER ELECTRONIC CORPORATION 1998c RRV1986 MJ-L5 1. SAFETY INFORMATION.2 2. EXPLODED VIEWS AND PARTS LIST.3 3. SCHEMATIC DIAGRAM.14 4. PCB CONNECTION DIAGRAM.32 5. PCB PARTS LIST.44 6. ADJUSTMENT.49 CONTENTS 7. GENERAL INFORMA

3、TION . 59 7.1 IC . 59 7.2 DIAGNOSIS.75 7.3 DISASSEMBLY .77 7.4 BLOCK DIAGRAM.82 8. PANEL FACILITIES AND SPECIFICATIONS.84 T IZY AUG. 1998 Printed in Japan SP-L5 THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). SURROUND PROCESSOR This products is a system component. It combined the fo

4、llowing components. MINIDISC RECORDER. MJ-L5 SURROUND PROCESSOR. SP-L5 This products is a system component. For the system composition, refer to the service manual RRV1997 for XC-L5. This product does not operate normally by itself. Please connect it to the STEREO CD RECEIVER XC-L5, for adjustment a

5、nd operation inspection. Otherwise damage may result. DELAY TIME SFC MODE MODE SFC ON/OFF ? ? DOLBY SURROUND P R O L O G I C MINIDISC ASES 70?6?4 + 1 MINIDISC RECORDER Type Model Power RequirementRemarks MJ-L5SP-L5 MYXKAC220-230V NVXKAC230V RadioFans.CN 收音机爱 好者资料库 ORDER NO. PIONEER ELECTRONIC CORPOR

6、ATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Allexandra Road, #04-01, Sing

7、apore 159936 ? ? ? ? ? ? PIONEER ELECTRONIC CORPORATION 1998c RRV2087 MJ-L5 1. SAFETY INFORMATION.2 2. EXPLODED VIEWS AND PARTS LIST.3 3. SCHEMATIC DIAGRAM.14 4. PCB CONNECTION DIAGRAM.32 5. PCB PARTS LIST.44 6. ADJUSTMENT.49 CONTENTS 7. GENERAL INFORMATION . 59 7.1 IC . 59 7.2 DIAGNOSIS.75 7.3 DISA

8、SSEMBLY .77 7.4 BLOCK DIAGRAM.82 8. PANEL FACILITIES AND SPECIFICATIONS.84 T ZZY DEC. 1998 Printed in Japan SP-L5 THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). SURROUND PROCESSOR This products is a system component. It combined the following components. MINIDISC RECORDER. MJ-L5 SU

9、RROUND PROCESSOR. SP-L5 This products is a system component. For the system composition, refer to the service manual RRV2080 for XC-L5. This product does not operate normally by itself. Please connect it to the STEREO CD RECEIVER XC-L5, for adjustment and operation inspection. Otherwise damage may r

10、esult. DELAY TIME SFC MODE MODE SFC ON/OFF ? ? DOLBY SURROUND P R O L O G I C MINIDISC ASES 70?6?4 + 1 MINIDISC RECORDER Model MJ-L5SP-L5 TypePower RequirementRemarks KUXK/CAOOAC120V RadioFans.CN 收音机爱 好者资料库 MJ-L5, SP-L5 2 1. SAFETY INFORMATION This service manual is intended for qualified service te

11、chnicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and r

12、eliability of the product and may void the warranty. If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so and refer the repair to a qualified service technician. WARNING This product contains lead in solder and certain electrical par

13、ts contain chemicals which are known to the state of California to cause cancer, birth defects or other reproductive harm. Health normally connected to GND when used. 15TEST1I 16TEST2ITest-use input; Encoder/Servo Mode and ATRAC Mode changeover No.NameI/O Description 17X176KOOClock output; f = 176.4

14、kHz (4fs) 18FODRFOFocus servo forward output; PWM 19FODRROFocus servo reverse output; PWM 20TRDRFOTracking servo forward output; PWM 21TRDRROTracking servo reverse output; PWM 22SLDRFOSlide servo forward output; PWM 23SLDRROSlide servo reverse output; PWM 24SPDRFOSpindle servo forward output or spin

15、dle servo output; PWM 25SPDRROSpindle servo reverse output or spindle rotation forward/reverse changeover 26RAA3OAddress output to external D-RAM; ADR3 27RAA2OAddress output to external D-RAM; ADR2 28RAA1OAddress output to external D-RAM; ADR1 29RAA0OAddress output to external D-RAM; ADR0 (LSB) 30RA

16、A10OAddress output to external D-RAM; ADR10 (MSB) 31VDD2Power supply for DRAM interface 65 MJ-L5, SP-L5 No.NameI/O Description 32RAA4Address output to external D-RAM; ADR4 |O | 36RAA8Address output to external D-RAM; ADR8 37RAOEXOData output enable signal output to external D- RAM 38DGNDDigital GND

17、39RACASXOColumn address strobe signal output to external D-RAM 40RAD2I/OExternal DRAM and data input/output; D2 41RAD3I/OExternal D-RAM and data input/output; D3 (MSB) 42RAA9OAddress output to external D-RAM; ADR9 43RARASXOLow address strobe signal output to external D- RAM 44RAWEXOData write enable

18、 signal output to external D- RAM 45RAD1I/OExternal D-RAM and data input/output; D1 46RAD0I/OExternal D-RAM and data input/output; D0 (LSB) 47TCRSOTrack cross signal 48ACRCEROADIP CRC error flag monitor output 49PLCKOEFM PLL clock output during Play 50EFM0OEFM signal output during Record; C1F (C1 er

19、ror flag) monitor output during Play. 51X700KOOClock output; f = 705.6kHz; clock is not output when RSTX = 0. 52EXPORT0OMicrocomputer extension output port 0 53EXPORT1OMicrocomputer extension output port 1 54TESO1OMicrocomputer extension output port 2 during PLLLR changeover 55TEST3I/OMicrocomputer

20、extension output port 3 during PLLOSC changeover 56TEST4I/OMicrocomputer extension output port 4 during EXTCLK changeover 57CDDATAI/OCD data input for high-speed dubbing; micro- computer extension port 5 during changeover 58CDLRCKI/OCD LR clock input for high-speed dubbing; microcomputer extension p

21、ort 6 during changeover 59CDBCLKI/OCD bit clock input for high-speed dubbing; microcomputer extension port 7 during changeover 60VXIIPLL clock input for varying pitch 61VPOOPLL phase error input for varying pitch 62VDD1Digital power supply 63DGNDDigital GND 64XII Oscillation circuit input; 33.8688MH

22、z 65XOO No.NameI/O Description 66DINIDigital input signal 67DOUTODigital output signal 68VDD3Power supply for internal PLL 69DGNDDigital GND 70LRCKOMusic data Lch/Rch changeover output 71BCLKOMusic data shift lock 72DFCKOClock for AD/DA converter digital filter; 256fs 73ADDATAIAudio data input 74DAD

23、ATAOAudio data output 75FEMONOFocus error signal monitor output 76TOTMONOTotal signal monitor output 77TEMONOTracking error signal monitor output 78SBCKIDIN sub code readout clock; EIAJ CP-309 format 79SBOODIN sub code serial data; EIAJ CP-309 format 80SBSYODIN sub code block synchronization signal;

24、 EIAJ CP-309 format 81SFSYODIN sub code frame synchronization signal; EIAJ CP-309 format 82FOKOFocus OK detection signal; 0: Focus OK 83SENSEOServo status detection signal; 1: Auto Move/ Auto Jump/Auto Focus lead-in in progress 84COUTOTrack cross signal output 85MCCKOClock output for microcomputer;

25、clock is output even when RSTX = 0. 86DINTXOInterrupt Request output signal for system computer interface 87VDD1Digital power supply 88DGNDDigital GND 89RSTXITip reset input; reset with L (NOTE) 90SYD0I/OSystem computer interface data bus terminal; (LSB) 91SYD1 |I/OSystem computer interface data bus

26、 terminal 96SYD6 97SYD7I/OSystem computer interface data bus terminal; (MSB) 98SYWRXISystem computer interface register write pulse input 99SYRDXISystem computer interface register read pulse input 100SYRSISystem computer interface register select input Terminals denoted with an asterisk (*) are (Op

27、en) terminals that are not externally connected. NOTE) Set RSTX to L when the power is being turned ON or after it has been turned ON. 66 MJ-L5, SP-L5 Block Diagram BD7910FV (MD CORE MAIN UNIT : IC116) Head Driver Pre Driver 20191817161514131211 12345678910 + Vreg INReg NF Reg OUT Reg DRV VOS2 VDD V

28、OS1 VOD1 VOD2 N.C. VSS Reg GND Reg SEL VG SVCC PD GND EFM MUTE N.C. N.C. + No. Name Description 1NCNot connected 2VccPower supply 3CSChip selection input 4SKSerial clock input 5DIStart bit, operation code, address, and serial data input 6DOSerial data output, READY/BUSY internal status indication ou

29、tput 7GNDGround 8NCNot connected No.Name Description 6PDGNDPredrive GND 7EFMEFM signal input 8MUTEMute control 9N.C. 10N.C.Not used 11N.C. 12VOD2Sink output (lower side power MOS drain) 13VSSH-bridge GND (lower side power MOS source) 14VOD1Sink output (lower side power MOS drain) 15VOS1Source output

30、 (upper side power MOS source) 16VDDH-bridge power supply (upper side power MOS drain) 17VOS2Source output (upper side power MOS source) 18RegDRVExternal PNP drive output for the regulator 19RegOUTRegulator output (emitter follower output) 20RegNFRegulator feedback terminal No.Name Description 1Vreg

31、INRegulator input and regulator power supply 2RegGNDRegulator GND 3RegSELRegulator selection terminal 4VGPower MOS drive voltage input 5SVCCEFM high-level output voltage Pin Function BR93LC56F (MD CORE MAIN UNIT : IC110) EEPROM Pin Function 4 3 2 1 NC Vcc CS SK NC GND DO DI5 6 7 8 Pin Assignment (To

32、p View)Block Diagram Dummy Bit Order Register Order Decode Control Clock Generation Data Register Address Buffer Power Voltage Detection Write Inhibit High Voltage Generation Address Decoder R/W Amp. 2048bits EEPROM Array 16bits 16bits 7bits 7bits 3 4SK CS Vcc NC DI DO GND NC 6 5 1 2 8 7 67 MJ-L5, S

33、P-L5 Block Diagram IR3R55M (MD CORE MAIN UNIT : IC101) RF Signal Processor 1 2 3 4 5 6 7 8 9 10 11 12 27 26 25 RF1 RF2 RF3 RF4 REFI REFO RFADD TCGI AIN BIN EIN FIN 36 35 34 33 32 31 30 29 28 ADIPI ADIPO NC ADLPFO 22KO 22KI WBO TCGO AOUT BOUT EOUT FOUT POUT GOUT ATTR EFMAGI EFMAGC AGND AVCC EFMI EFMO

34、 RF2-1 ADAGI ADAGC BAIS AVCC XSTBY XDISC AGND XSGAIN DGND DTEMP LATCH CLOCK DATA DVCC LOGIC HPFLPF BIAS ADIP AGC DIFF DIFF EFM AGC RESISTOR the following descriptions refer to the display shown on the optional CD stereo receiver XC-L5 when it is combined with the MiniDisc Recorder MJ- L5. 1 Function

35、 display: CD (), Mini Disc (), Tuner (), Tape (). (The us and Canadian models are not provided with tape functions.) The selected function will appear emphasized in one of the following ways: In DISP MODE 1: Slightly larger display typeface In DISP MODE 2: Surrounded by frame Consult the CD receiver

36、s Operating Instructions for details regarding switching the display mode. 2 Lights during recording. 3 Lights during Fast Forward () or Reverse (1) 4 Displays characters and numerals 5 Lights during repeat play 6 Lights during program setting and program play 7 Lights during random play 8 Lights du

37、ring A.S.E.S setting and operation. 9 Lights to indicate monaural long-play mode. p Lights to indicate digital input to MiniDisc. q Lights to indicate Auto Mark function ON. 85 MJ-L5, SP-L5 8.1.2 SURROUND PROCESSOR (SP-L5) DELAY TIME SFC MODE SFC ON/OFF DOLBY SURROUND P R O L O G I CMODE TIMER MODEM

38、ODE CENTER LEVELREAR LEVEL VOLUME STATION SURROUND SYSTEM DOWN SOUND DISPLAY/ CHARACTER MENU UP CENTERDELAY TIME SFC CANCELSET AUX TEST TONE DISPLAY 1 ?(Dolby) Mode button 2 ?(Dolby) MODE indicator 3 Delay Time button 4 SURROUND indicator Lights when ?(Dolby) mode is selected and when SFC is set to

39、ON. 5 SFC MODE button 6 SFC ON/OFF button 7 SFC ON/OFF indicator 1 SYSTEM/SURROUND selector This selector is used to switch between system components (XC- L5 and MJ-L5) and main unit operations. When set to SYSTEM, the remote control unit can be used to operate the CD receiver and MiniDisc recorder.

40、 Consult the Operating Instructions for the CD receiver and MiniDisc recorder regarding operations for the respective component. When set to SURROUND, the remote control unit can be used to operate the main unit. 2 DISPLAY (UP/DOWN) buttons 3 SFC button MENU button 4 DELAY TIME button DISPLAY/CHARAC

41、TER button 5 REAR LEVEL (+/) buttons +/ buttons 6 AUX button 7 (CD) operation buttons (Play/pause 6, Stop 7. Track search 4, ) 8 (MD) operation buttons (Play/pause 6, Stop 7. Track search 4, ) 9 (FM/AM) button 0 STATION (+/) buttons - STANDBY/ON button = VOLUME (+/) buttons TEST TONE button SET butt

42、on ! CANCEL button CENTER LEVEL (+/) buttons 1/ buttons # CENTER MODE button SOUND button $ ?(Dolby) MODE button TIMER button Confirm that the SYSTEM/SURROUND selector is set to the SYSTEM side before pressing these buttons. 86 MJ-L5, SP-L5 Recording Method Magnetic field modulation overwriting type

43、 Playback Method .Non-contact optical type Sampling Frequency.44.1 kHz, 32 kHz, 48 kHz Frequency Response . 20 Hz - 20 kHz Signal-to-Noise Ratio .98 dB Wow and Flutter. Limit of measurement (0.001% W.PEAK) or less (EIAJ) Power Requirements . AC 120V, 60Hz Power Consumption .17 W Dimensions .290 (W) x 86 (H) x 277 (D) mm 11-7/16 (W x 3-7/16 (H) x 10-15/16 (D) in. Weight.2.6 kg (51 lb 12 oz) Accessories Operating Instructions . 1 Optical fiber cable. 1 Power cord . 1 Warranty card . 1 NOTE: Specifications and design subject to possible modification without notice, due to improvemen