sony_MZ-R5ST_service_manual 维修电路图.pdf

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1、MZ-R5ST AEP Model UK Model Tourist Model SERVICE MANUAL PORTABLE MINI DISC RECORDER MICROFILM Manufactured under license from Dolby Laboratories Licensing Corporation. “DOLBY” and the double-D symbol a are trademarks of Dolby Laboratories Licensing Corporation. Model Name Using Similar MechanismMZ-R

2、50 Mini Disc Mechanism TypeMT-MZR50-143 Optical Pick-up TypeKMS-280A/J2N U.S and foreign patents licensed from Dolby Laboratories Licensing Corporation. Continued on next page SPECIFICATIONS System Audio playing systemMiniDisc digital audio system Laser diode propertiesMaterial: GaAlAs Wavelength: =

3、 780 nm Emission duration : continuous Laser output : less than 44.6 mW This output is the value measured at a distance of 200 mm from the objective lens surface on the optical pick-up block with 7 mm aperture. Recording and playback time Maximum 74 minutes (MDW-74, stereo recording) Maximum 148 min

4、utes (MDW-74, monaural recording) Revolutions400 rpm to 900 rpm (CLV) Error correctionAdvanced Cross Interleave Reed Solomon Code (ACIRC) Sampling frequency44.1 kHz CodingAdaptive TRansform Acoustic Coding (ATRAC) Modulation systemEFM (Eight to Fourteen Modulation) Number of channels2 stereo channel

5、s 1 monaural channel Wow and FlutterBelow measurable limit Recorder Frequency response20 to 20,000 Hz 3 dB InputMIC (PLUG IN POWER): stereo mini- jack, 0.22 to 0.78 mV Output2 /REMOTE: stereo mini-jack, maximum output level 5 mW + 5 mW, load impedance 16 Station Frequency response5 to 20,000 Hz 0.5

6、dB InputLINE (ANALOG) IN: phono jack, rated input level 500 mV DIGITAL IN OPT1, OPT2:rectangular- shaped optical plug, wavelength 660 nm OutputLINE (ANALOG) IN: phono jack, rated output level 500 mV, load impedance 10 kilohms or greater ACTIVE SP OUT: stereo minijack, rated output level 500 mV, load

7、 impedance 4.7 kilohms or greater DIGITAL OUT: rectangular-shaped optical plug, output level -17 dBm, wavelength 660 nm Ver 1.2 2001. 01 收音机爱好者资料库 Ra d i o Fa n s .CN 2 SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK ! OR DOTTED LINE WITH MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE P

8、ARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. ATTENTION AU COMPOSANT AYANT RAPPORT LA SCURIT! LES COMPOSANTS IDENTIFS PAR UNE MARQUE ! SUR LES DIAGRAMMES SCHMATIQUES ET LA LIST

9、E DES PICES SONT CRITIQUES POUR LA SCURIT DE FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS QUE PAR DES PISES SONY DONT LES NUMROS SONT DONNS DANS CE MANUEL OU DANS LES SUPPMENTS PUBLIS PAR SONY. 2 HEADPHONES: stereo phone jack, peak output level 5 mW + 5 mW, load impedance 16 Sampling rate converter I

10、nput: 32 kHz/44.1 kHz/48 kHz Output: 44.1 kHz General Power requirements Recorder: Lithium ion rechargeable battery LIP-8 (supplied) Two LR6 (size AA) alkaline dry batteries (not supplied) Station: Sony AC power adaptor (supplied) connected to the DC IN 9V jack: 220 to 230 V AC, 50/60 Hz (European m

11、odel) 100 to 240 V AC, 50/60 Hz (Other models) Battery life Dimensions Recorder: Approx. 104.5 20.1 77 mm (4 1/8 13/16 x 3 1/8 in.) Station: Approx. 232 61 154 mm (9 1/4 2 1/2 6 1/8 in.) (w/h/d) not incl. projecting parts and controls Mass Recorder: Approx. 185 g (6.6 oz) Approx. 235 g (8.3 oz.) inc

12、l. a recordable MD, headphones with remote control, and LIP-8 lithium ion rechargeable battery Station: Approx. 970 g (34.2 oz.) Supplied accessories AC power adaptor(1) Card remote commander (1) Headphones with remote control (1) Lithium ion rechargeable battery LIP-8 (1) Battery case (1) Optical c

13、able (1) (European model only) Ear attachment (1) Carrying pouch (1) Optional accessories Battery charger (for LIP-8) BC-LIP8 Lithium ion rechargeable battery LIP-8 Optical Cable POC-151HG, POC-152HG, POC-MZ1, POC-MZ2, POC-15B, POC-15AB, POC- DA12SP Line Cable RK-G136 Stereo Microphones ECM-717, ECM

14、- MS907, ECM-MS957 Stereo Headphones MDR-D77, MDR-D55, MDR-CD470, MDR-E888SP Active Speakers SRS-Z1000 Recordable MDs MDW-series MiniDisc Carrying Case CK-MD4 MiniDisc Filing Box CK-MD10 US and foreign patents licensed from Dolby Laboratories Licensing Corporation. Design and specifications are subj

15、ect to change without notice. For longer recordings, we recommend using the recorder attached to the station. BatteriesRecording2)Playback LIP-8 lithium ionApprox.Approx. rechargeable3.5 hours5.5 hours battery Two LR6 (size- 3) Approx. AA) Sony9 hours alkaline dry batteries LIP 8 + two LR6- 3) Appro

16、x. (size AA)16 hours 1) The battery life may be shorter due to operating conditions and the temperature of the location. 2) When you record, use a fully charged rechageable battery. 3) Recording time may differ according to the alkaline batteries. When to replace the batteries When the dry batteries

17、 or rechargeable battery are weak, or “LoBATT” flashes in the display of the recorder or the remote control. Replace the dry batteries or charge the rechargeable battery. 收音机爱好者资料库 Ra d i o Fa n s .CN 3 TABLE OF CONTENTS 1. SERVICE NOTES 4 2. GENERAL 5 3. DISASSEMBLY 12 4. TEST MODE 19 5. ELECTRICAL

18、 ADJUSTMENTS 30 6. DIAGRAMS 6-1.Circuit Boards Location 34 6-2.Block Diagram MZ-R5ST 35 6-3.Block Diagram MZS-R5ST 38 6-4.Printed Wiring Board MD Mechanism Section 41 6-5.Schematic Diagram MD Mechanism Section 43 6-6.Printed Wiring Board MD Main Section 45 6-7.Schematic Diagram MD Main Section (1/3)

19、 49 6-8.Schematic Diagram MD Main Section (2/3) 52 6-9.Schematic Diagram MD Main Section (3/3) 55 6-10. Printed Wiring Board Station Main Section 59 6-11. Schematic Diagram Station Main Section 63 6-12. Schematic Diagram Station Control Section 66 6-13. Printed Wiring Board Station Control Section 6

20、9 6-14. Printed Wiring Board MD Power Supply, Switch Section 71 6-15. Schematic Diagram MD Power Supply, Switch Section 73 6-16. IC Block DIiagrams 75 6-17. IC Pin Function 79 7. EXPLODED VIEWS 7-1.Panel Section 85 7-2.Main Board Section 86 7-3.MD Mechanism Section (MT-MZR50-143) 87 7-4.Cabinet Sect

21、ion 88 7-5.Shassis Section (MZS-R5ST)89 8. ELECTRICAL PARTS LIST90 MZ-R5ST is the new Sony portable MiniDisc Recorder using the MiniDisc format. The MiniDisc station system Use the recorder either by itself or attached to the station dock. Use the recorder attached to the station to enjoy full featu

22、res and connectivity. Use the recorder detached from the station for portability. High-fidelity recording Low-noise, how-distortion, high fidelity recording through the optical digital input jack. Sampling rate converter This unit enables you to record programs form digital equipment using other sam

23、pling rates, such as a BS tuner or DAT deck. Variety of recording options Long recording with monaural recording (up to 148 minutes). Time Machine recording enables you to record from the top of a song even if you pressed the button after you heard the beginning of the song. Connect to an audio-time

24、r to record when you are not home. Easy editing with the large LCD panel and the editing buttons Title samples (21 words and phrases). UNDO function lets you undo an editing operation. Programmed playback Play any set of tracks in the order of your choice. Card remote commander Operate the station f

25、rom a distance. Direct Selection available. Output jack for active speakers Connect to the active speakers SRS-Z1000 (not supplied), etc., to enjoy powerful MD playback at your desktop. MAIN FEATURES 收音机爱好者资料库 Ra d i o Fa n s .CN 4 When MZ-R5ST cannot be removed from MZS-R5ST, remove it as follows:

26、1 Remove the CABINET (LOWER) ASSY and the RADIAL board of MZS-R5ST. (Refer to section 3. DISASSEMBLY on page 16.) 2 Move the LOCK SLIDER in the direction (A) as shown by the arrow. (Refer to the illustration shown below.) Note :When the above described procedure is performed, MZ-R5ST is removed all

27、of a sudden. Be careful not to drop MZ-R5ST. SECTION 1 SERVICE NOTES MZS-R5ST (station) MZ-R5ST (recorder) LOCK SLIDER A 5 SECTION 2 GENERAL This section is extracted from instruction manual. The recorder 1 MIC SENS (Mic sensitivity) 2 DIGITAL MEGA BASS switch 3 AVLS (Automatic Volume Limiter System

28、) switch 4 MIC (PLUG IN POWER) jack 5 VOL (volume) /+ buttons 6 MODE button 7 DISPLAY button 8 p (stop) button 9 = (rewind / AMS) button ! ( (play) button ! + (fast forward / AMS) button ! HOLD switch ! Display window ! CLOCK SET button (at the bottom) ! Battery compartment ! END SEARCH button ! T M

29、ARK button ! P (pause) button ! REC switch OPEN switch 2 / REMOTE (headphones / remote) jack 6 The display window of the recorder 1 REC indication Lights up while recording. When flashing, the recorder is in record standby mode. 2 Battery indication Shows battery condition. Lights up when a recharge

30、able battery is inserted. While charging the rechargeable battery, this indication shows the charging condition. 3 Disc indication Shows that the disc is rotating for recording, playing or editing an MD. 4 REC DATE (recorded/current date) indication Lights up along with the date and time the MD was

31、recorded. When only “DATE” lights up, the current date and time are displayed. 5 REMAIN (remaining time/tracks) indication Lights up along with the remaining number of tracks, remaining time of the track, or remaining time of the MD. 6 AM/PM indication Lights up along with the time indication in the

32、 12-hour system. 7 MONO (Monaural) indication 8 Play mode indication Shows the play mode of the MD. f (all repeat) : All tracks play repeatedly. f 1(single repeat) : One track plays repeatedly. f SHUF(shuffle repeat) : Tracks will be repeated in random order. 9 Track number indication Shows the trac

33、k number playing currently. ! HOLD indication Lights up when the HOLD switch is set on. ! AVLS indication Lights up when the AVLS switch is set on. ! Time display Shows the recorded time, current time, elapsed time of the track being played and the remaining time of the track or the disc. 7 1 ERASE/

34、DELETE button 2 MODE button 3 MOVE/INSERT button 4 DISPLAY button 5 PUSH OPEN button 6 Display window 7 ( (play) button 8 OPENRELEASE switch 9 p (stop) button ! POWER switch ! ACTIVE SP LEVEL /+ buttons ! 2 HEADPHONES jack for stereo plug ! LEVEL dial Adjusts the volume of headphones connected to th

35、e 2 HEADPHONES jack on the station, not the recorder. Front panel of the Station ! TIMER switch ! = (rewind/AMS) button ! + (fast forward/AMS) button ! TRACK MARK button ! UNDO button ! INPUT POSITIONN / n (position) buttons Cursor buttons TITLE/ENTER button SELECT button CAPS button END SEARCH butt

36、on TIME MACHINE REC button P (pause) button REC switch REC LEVEL (ANALOG) control INPUT switch # SYNCHRO REC switch 8 1 OPEN (open the lid) switch 2 CHARGE lamp Lights up while charging the rechargeable battery on the station. 3 Rechargeable battery compartment 4 ACTIVE SP OUT jack 5 DC IN 9V jack 6

37、 CLOCK SET button 7 DIGITAL OUT (OPTICAL) jack 8 DIGITAL IN (OPT1, OPT2) jack 9 LINE (ANALOG) OUT jack ! LINE (ANALOG) IN jack Back panel of the Station 9 The display window of the Station 1 Character information display Displays the disc and track names*, date, error messages, track numbers, etc. *

38、Disc and track names appear only with MDs that have been electronically labeled. 2 MONO (monaural) indication 3 Battery indication Shows battery condition. Lights up when a rechargeable battery is inserted. While charging the rechargeable battery, this indication shows the charging condition. 4 Disc

39、 indication Shows that the disc is rotating for recording, playing or editing an MD. 5 SYNC (synchronized recording) indication Lights up while synchro-recording. 6 Play mode indication Shows the play mode of the MD. REPEAT (all repeat): All tracks play repeatedly. REPEAT1 (single repeat): One track

40、 plays repeatedly. REPEAT SHUFFLE (shuffle repeat): Tracks will be repeated in random order. PROGRAM (program play): Lights up when programming for program play or executing program play. 7 REC (record) indication Lights up while recording. When flashing, the recorder is in record standby mode. 8 Mu

41、sic calendar Displays the number of tracks recorded in MD, remaining tracks during shuffle play. 9 Position pointer Shows the current location on the MD. The point under recording or playing flashes. The recorded position lights up. ! Peak level meter Shows the volume of the MD being played or recor

42、ded. 10 The headphones with a remote control 1 Headphones Can be replaced with optional headphones. 2 Stereo mini plug 3 p (stop) button 4 Control To play, turn to ( + during stop. Turn to ( + during play to search the beginning of the succeeding track; hold in this position to fast-forward. Turn to

43、 = during play to search the beginning of the preceeding track; hold in this position to rewind. 5 HOLD switch Slide to lock the controls of the remote control. 6 P (pause) button 7 PLAY MODE button 8 DISPLAY button 9 VOL (volume) /+ buttons ! TRACK MARK button ! Display window 11 The display window

44、 of the remote control 1 Character information display Displays the disc and track names, date, elapsed time, etc. 2 Track number indication Shows the track number of the track being recorded or played. 3 Disc indication Shows that the disc is rotating for recording, playing or editing an MD. 4 REC

45、(record) indication Lights up while recording. When flashing, the recorder is in record standby mode. 5 Battery indication Shows battery condition. While charging the rechargeable battery, this indication shows the charging condition. 6 Play mode indication Shows the play mode of the MD. Card remote

46、 commander 1 Number keys 2 ( (play) button 3 = (rewind/AMS) button 4 + (fast forward/AMS) button 5 P (pause) button 6 p (stop) button 7 Transmitter Direct it toward the receiver on the station. 8 POWER switch 9 PLAY MODE button ! ACTIVE SP (active speaker) LEVEL +/ buttons ! Battery compartment 12 S

47、ECTION3 DISASSEMBLY Note : Follow the disassembly procedure in the numerical order given. MZ-R5ST MZ-R5ST can be disassembled in the following order. 3-1.BOTTOM PANEL ASSY 3-2.TOP PANEL ASSY Bottom Panel Assy Battery Case Assy Set Top Panel Assy MAIN BoardMechanism Deck CLV Board Optical Pick-up Ass

48、y, REC Board POWER Board, SW Board 1 Precision pan screws (M1.4 with ny-lock) 4 2 Precision pan screws (M1.4 with ny-lock) 3 Precision pan screws (M1.4 with ny-lock) Bottom panel assy 2 Precision pan screws (M1.4 with ny-lock) 3 OPEN knob 1 Fexible board for LCD 4 Top panel assy 13 3-3.MAIN BOARD 3-

49、4.MECHANISM DECK (MT-MZR50-143) 1 Toothed lock screws (M1.4) MAIN board 6 SW unit (CN803) 2 Step screw (HP) 3 OP flexible board (CN501) 4 Flat cable (20-conductors) (CN801) 6 5 MD flexible board (CN502) 1 Screws (damper) 2 Remove the stop ring Mechanism deck 3 of the damper. 14 3-5.OPTICAL PICK-UP ASSY, REC BOARD 3-6.CLV BOARD 3 Optical pick-up assy 2 Ny-lock (M1.4 3.0) 1 OP flexible board (CN402) 4 MD flexible board (CN401) 5 Precisi