Sony MDS-S50 - Manuals - manualsarea.com

Page 2 - SELF-DIAGNOSIS FUNCTION; Self-diagnosis function; The recording was not made properly.; General; Power consumption; Supplied accessories

2 MDS-JE470 SELF-DIAGNOSIS FUNCTION The self-diagnosis function consists of error codes for customers which are displayed automatically when errors occur, and error codes whichshow the error history in the test mode during servicing. For details on how to view error codes for the customer, refer to ...

Page 3 - ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTS; Selecting the Test Mode; Display; knob when displayed as “tm refresh”.

3 MDS-JE470 ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTS Selecting the Test Mode Display op rec tm op play tm spdl rp tm retry err total err err history retry adrs er refresh tm change op change History Displays the total recording time.When the total recording time is more than 1 minute, displays...

Page 4 - — BACK PANEL —; MODEL; TABLE OF CONTENTS

4 MDS-JE470 Description Table of Error Codes Error Code 10 12 20 21 22 23 24 30 31 40 41 42 43 50 51 Could not load Loading switches combined incorrectly Timed out without reading the top of PTOC Could read top of PTOC, but detected error Timed out without accessing UTOC Timed out without reading UT...

Page 5 - CAUTION; LEAKAGE

5 MDS-JE470 SECTION 1 SERVICE NOTES This appliance is classified as aCLASS 1 LASER product. TheCLASS 1 LASER PRODUCTMARKING is located on therear exterior. Laser component in this product is capableof emitting radiation exceeding the limit forClass 1. CAUTION Use of controls or adjustments or perfor...

Page 6 - JIG FOR CHECKING BD BOARD WAVEFORM; VC

6 MDS-JE470 JIG FOR CHECKING BD BOARD WAVEFORM The special jig (J-2501-196-A) is useful for checking the waveform of the BD board. The names of terminals and the checking items to beperformed are shown as follows. GND : GroundI+3V : For measuring IOP (Check the deterioration of the optical pick-up l...

Page 8 - OPTICAL PICK-UP BLOCK TYPE DISCRIMINATION

8 MDS-JE470 OPTICAL PICK-UP BLOCK TYPE DISCRIMINATION There are two types of the optical pick-up block in this model.These are compatible except for the laser power.Check the type of the optical pick-up block before replacement.Ajdust following items after replacing the optical pick-up block.• 5-6-2...

Page 9 - Remove the short-pin attached to CN406, and then attach it again.

9 MDS-JE470 CHECKS PRIOR TO PARTS REPLACEMENT AND ADJUSTMENTS Before performing repairs, perform the following checks to determine the faulty locations up to a certain extent.Details of the procedures are described in “5 Electrical Adjustments”. • 5-6-2. Laser power check (see page 28)• 5-6-3. Iop C...

Page 10 - RETRY CAUSE DISPLAY MODE

10 MDS-JE470 Fig. 2 Reading the Test Mode Display(During playback) @@###**$$ Fluorescent display tube display @@ : Parts No. (name of area named on TOC)### : Cluster** : Sector $$ : Track mode (Track information such as copyright infor- mation of each part) RETRY CAUSE DISPLAY MODE • In this test mo...

Page 12 - Parts Identification; Main unit; BUTTON DESCRIPTIONS

12 MDS-JE470 SECTION 2 GENERAL This section is extracted frominstruction manual. Parts Identification The items are arranged in alphabetical order.Refer to the pages indicated in parentheses ( ) for details. Main unit MENU/ NO YES AMS CLEAR PUSH ENTER REC INPUT REC MODE EJECT STANDBY TIMER PHONES PH...

Page 13 - This set can be disassembled in the order shown below.

13 MDS-JE470 SECTION 3 DISASSEMBLY 3-1. DISASSEMBLY FLOW • This set can be disassembled in the order shown below. SET 3-2 UPPER CASE (408226) 3-3 FRONT PANEL SECTION 3-4 MAIN BOARD 3-5 PT BOARD VOL-SEL BOARD (SP model) 3-6 MECHANISM DECK SECTION (MDM-7A) 3-7 OVER LIGHT HEAD (HR901) 3-11 OPTICAL PICK...

Page 16 - Be careful to handle the over write head (HR901) because it is

16 MDS-JE470 3-6. MECHANISM DECK SECTION (MDM-7A) 3-7. OVER LIGHT HEAD (HR901), BD BOARD 2 Two step screws (+BVTTWH M3) 2 Two step screws (+BVTTWH M3) 1 Harness 3 Mechanism deck 6 3 Head, over light (HP901) 4 Remove the solder (four portion) 4 Remove the solder (five portion) 5 Two screws (BTP2X6) 7...

Page 20 - SECTION 4

20 MDS-JE470 Function name MENU/NO button YES button AMS Left or Right knob Push Function Cancel or move to top hierarchy Set Select Set submenu SECTION 4 TEST MODE 4-1. PRECAUTIONS FOR USE OF TEST MODE • As loading related operations will be performed regardless of the test mode operations being pe...

Page 23 - Error rate display

23 MDS-JE470 Function G x M m REC MODE PLAY MODE LEVEL/DISPLAY/CHAR A REPEAT Contents Sets continuous playback when pressed in the STOP state. When pressed during continuous playback, the tracking servo turns ON/OFF. Stops continuous playback and continuous recording. The sled moves to the outer cir...

Page 24 - Procedure

24 MDS-JE470 G X REC SYNC L.SYNC OVER B/1 A-/REP REC MODE DISC/LP2 SLEEP/SHUF MONO Servo OFF Tracking servo ON Recording mode OFF CLV normal mode Tracking offset cancel OFF Groove Low reflection CLV A CLV UNLOCK Contents When Lit When Off Display Servo ON Tracking servo OFF Recording mode ON CLV low...

Page 25 - Check before replacement

25 MDS-JE470 SECTION 5 ELECTRICAL ADJUSTMENTS 5-1. PARTS REPLACEMENT AND ADJUSTMENT If malfunctions caused by Optical pick-up such as sound skipping are suspected, follow the following check. Check before replacement Other faults are suspected.Check the threading mechanism, etc. Start NG NG NG OK OK...

Page 26 - Adjustment flow

26 MDS-JE470 5-6-4. Auto Check(See page 29) Start YES NO NO NO NO NO NO NO NO YES YES YES YES YES YES YES Replace IC195 Replace OP or IO195 Replace IC101, IC195, or D101 5-11. Iop NV SAVE (See page 32) Replace OP, IC190, or IC195 Replace OP, IC102, IC190, or IC195 Replace OP, IC101, IC151, or IC195 ...

Page 27 - -7. Initial setting of adjustment values; -2. PRECAUTIONS FOR CHECKING LASER DIODE; Optical pick-up flexible board; Optical; Parts to be replaced

27 MDS-JE470 5-7. Initial setting of adjustment values 5-8. Recording of Iop information 5-9. TEMP ADJUST 5-10. Laser power adjustment 5-11. Iop NV Save 5-12. Traverse adjustment 5-13. Focus bias adjustment 5-16. Auto gain adjustment 5-6-4. AUTO CHECK 5-2. PRECAUTIONS FOR CHECKING LASER DIODE EMISSI...

Page 28 - -5. USING THE CONTINUOUSLY RECORDED DISC

28 MDS-JE470 5. Press the MENU/NO button and display “LDPWR CHECK” and stop the laser emission.(The MENU/NO button is effective at all times to stop the laseremission.) Note 1: After step 4, each time the YES button is pressed, thedisplay will be switched between “LD 0.7 mW $ ”, “LD 6.2 mW $ ”, and ...

Page 31 - INFORMATION; Recording Procedure :; ADJUTMENT; Adjusting Procedure :

31 MDS-JE470 5-7. INITIAL SETTING OF ADJUSTMENT VALUE Note: Mode which sets the adjustment results recorded in the non-vola-tile memory to the initial setting value. However the results of thetemperature compensation offset adjustment will not change to theinitial setting value.If initial setting is...

Page 34 - ADJUSTMENT

34 MDS-JE470 5-14. ERROR RATE CHECK 5-14-1. CD Error Rate Check Checking Procedure : 1. Load a check disc (MD) TDYS-1.2. Rotate the l AMS L knob and display “CPLAY1 MODE”. 3. Press the YES button twice and display “CPLAY1 MID”.4. The display changes to “C = AD = ”. 5. Check that the C error rate is ...

Page 35 - -17. ADJUSTING POINTS AND CONNECTING POINTS

35 MDS-JE470 NOTE: It is useful to use the jig. for checking the waveform. (Referto Servicing Note on page 6.) [BD BOARD] (SIDE B) D101 IC151 23 1 27 1 1 7 IC101 CN101 CN103 CN102 IC195 IC190 CN105 IC102 * NOTE 5-17. ADJUSTING POINTS AND CONNECTING POINTS [BD BOARD] (SIDE A)

Page 36 - DISPLAY board

36 MDS-JE470 SECTION 6 DIAGRAMS 6-1. CIRCUIT BOARDS LOCATION KEY-SW board DISPLAY board BD board MAIN board PT board VOL-SEL board (SP model) • AbbreviationSP : Singapore model

Page 37 - For schematic diagrams.; μμ; For printed wiring boards.; • WAVEFORMS; qd

37 37 MDS-JE470 THIS NOTE IS COMMON FOR PRINTED WIRINGBOARDS AND SCHEMATIC DIAGRAMS.(In addition to this, the necessary note is printedin each block.) For schematic diagrams. Note: • All capacitors are in µ F unless otherwise noted. pF: µµ F 50 WV or less are not indicated except for electrolyticsan...

Page 39 - – MAIN SECTION –

MDS-JE470 39 39 – MAIN SECTION – X550 45.1584MHz LED DRIVE Q726 ROTARY ENCODER FL DRIVE Q767 D726 STANDBY A/D, D/A CONVERTER IC500 SDTO ADDT DADT, BCK,LRCK SDTI A B LINE AMP IC310 MUTING Q181, 281 MUTING CONTROL SWITCH Q380 REMOTE CONTROL RECEIVER IC781 OSC J300 ANALOG IN L R L R D382 D381 ANALOG OU...

Page 40 - Location; Location; • Semiconductor; Location; Location; BD BOARD; OVER

40 40 MDS-JE470 MAIN BOARD CN1 (Page 45) MAIN BOARD CN2 (Page 45) B A BD BOARD (SIDE B) 1 2 3 4 5 Ref. No. Location D101 A-1 Q101 B-1 Q131 C-1 Q132 B-1 Q133 B-1 Q134 B-1 • Semiconductor Location Ref. No. Location D181 D-3 D183 D-3 IC101 A-3 IC102 B-3 IC141 C-1 IC151 C-2 IC153 C-3 IC171 D-2 • Semicon...

Page 45 - MAIN BOARD

MDS-JE470 45 45 DISPLAY BOARD CN701 (Page46) C BD BOARD CN102 (Page40) A (CHASSIS) BD BOARD CN103 (Page40) B MAIN BOARD PT BOARD CN921 (Page48) F 12 (12) 1-681-735- 2 3 4 5 6 7 8 9 10 11 12 A 1 B C D E F G H IC1 1 30 31 50 81 100 80 51 IC500 IC550 R51 JW121 R41 C58 C62 JW120 JW151 C426 R100 R90 R53 ...

Page 47 - -10. SCHEMATIC DIAGRAM – DISPLAY SECTION –

MDS-JE470 47 47 6-10. SCHEMATIC DIAGRAM – DISPLAY SECTION – S712 S711 S704 S702 S701 R714 R713 R712 R705 R704 R703 R702 S705 R706 S714 S703 S706 S721 C765 C782 R782 R781 R775 R715 R716 S715 S716 C751 C753 C769 C761 C762 C763 C760 R767 R769 C764 C766 C767 CN701 R1726 S724 S722 R724 R723 R722 S723 S72...

Page 48 - PT BOARD; BUILT IN TRANSFORMER

MDS-JE470 48 48 6-11. PRINTED WIRING BOARD – POWER SECTION – • See page 36 for Circuit Board Location. There are a few cases that the part isn’t mounted inmodel is printed on diagram. PT BOARD VOL-SEL BOARD 12 (12) 1-681-734- MAIN BOARD CN400 (Page45) F * AC IN VOLTAGE SELECT 115V 230V 12 (12) 1-681...

Page 49 - -12. SCHEMATIC DIAGRAM – POWER SECTION –

MDS-JE470 49 49 6-12. SCHEMATIC DIAGRAM – POWER SECTION – CN900 TR900 TR950 JW904 C952 C951 C923 C924 JW901 JW902 C910 RY910 LF900 CN921 EP900 CN990 CN950 S990 JW903 D910 2P JUMPER 0.1 0.1 0.1 0.1 0.0022 RELAY LINE FILTER EARTH PLATE 5P WIRE 5P 1SS133-72 AC IN 1 5 11 115V 230V VOLTAGE SELECTOR BUILT...

Page 59 - SECTION 7; • Color indication of Appearance Parts

59 MDS-JE470 7-1. CHASSIS SECTION Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks SECTION 7 EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they mayhave some differences from the original one. • Items marked “*” are not stocked since theyare seldom required for...

Page 60 - not

60 MDS-JE470 7-2. FRONT PANEL SECTION Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 59 54 54 54 54 63 54 54 60 62 61 64 51 57 56 54 65 not supplied FL750 51 X-4953-710-1 PANEL ASSY, FRONT...(BLACK) (AEP,UK,HK,SP,AUS) 51 X-4953-711-1 PANEL ASSY, FRONT...(SILVER) (AEP,UK)...

Page 62 - Description; not supplied

62 MDS-JE470 7-4. MECHANISM SECTION-2 (MDM-7A) The components identified bymark 0 or dotted line with mark 0 are critical for safety. Replace only with part numberspecified. Les composants identifiés parune marque 0 sont critiques pour la sécurité.Ne les remplacer que par unepièce portant le numéro ...

Page 63 - SP; BD

63 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks MDS-JE470 SECTION 8 ELECTRICAL PARTS LIST Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks NOTE: • Due to standardization, replacements in theparts list may be different from the partsspecified ...

Page 65 - DISPLAY; AMS

65 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks MDS-JE470 DISPLAY KEY-SW A-2007-907-A DISPLAY BOARD, COMPLETE (US,CND)A-2007-911-A DISPLAY BOARD, COMPLETE (AEP,UK,HK,AUS)A-2007-915-A DISPLAY BOARD, COMPLETE (SP) ************************* 4-212-590-22 HOLDER (FL)4-949-9...

Page 70 - REVISION HISTORY; Date

MDS-JE470 REVISION HISTORY Clicking the version allows you to jump to the revised page.Also, clicking the version at the upper right on the revised page allows you to jump to the next revisedpage. Ver. Date Description of Revision 1.0 2001.05 New