Instruction/ maintenance manual of the product Hong Kong model Sony
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– 1 – MICROFILM MDS-JE330 SPECIFICA TIONS SERVICE MANUAL MINIDISC DECK — Continued on ne xt page — Model Name Using Similar Mechanism MDS-JE520 MD Mechanism T ype MDM-5A Optical Pick-up T ype .
– 2 – SELF-DIA GNOSIS FUNCTION The self-diagnosis function consists of error codes for customers which are displayed automatically when er rors occur , and erro r codes which sho w the error history in the test mode dur ing servicing.
– 3 – ITEMS OF ERROR HIST OR Y MODE ITEMS AND CONTENTS Selecting the T est Mode Displa y total rec total play retry err total err err history er refresh tm refresh Details of History No error Read error . PTOC cannot be read (DISC ejected) TOC error .
– 4 – CA UTION Use of controls or adjustments or performance of procedures other than those specified herein ma y result in hazardous ra- diation exposure. Notes on chip component replacement • Ne ver reuse a disconnected chip component. • Notice that the minus side of a tantalum capacitor may be damaged by heat.
– 5 – 4-216-349-0 π US model 4-216-349-1 π Canadian model 4-216-349-2 π AEP , UK model 4-216-349-3 π Australian model 4-216-349-4 π Singapore model 4-216-349-5 π Hong Kong model MODEL IDENTI.
– 6 – SECTION 1 SER VICING NO TE JIG FOR CHECKING BD BO ARD W A VEFORM The special jig (J-2501-149-A) is useful for checking the wa veform of the BD board.
– 7 – IOP DA T A RECORDING AND DISPLA Y WHEN OPTICAL PICK-UP AND NON-V OLA TILE MEMOR Y (IC171 OF BD BO ARD) ARE REPLA CED The IOP v alue labeled on the optical pick-up can be recorded in the non-v ola tile memory . By recording the value, it will elimin a te the need to look at the value on the label of the optical pic k-up.
– 8 – • 0.9 mW power Specified v alue : 0.84 to 0.92 mW • 7.0 mW power Specified v alue : 6.8 to 7.2 mW lop (at 7mW) • Labeled on the optical pickup Iop value ± 10mA • Tr aver s e wave f .
– 9 – RETR Y CA USE DISPLA Y MODE • In this test mode, the causes for retry of the unit during recording can be displayed on the fluorescent indicator tube. During playback, the “track mode” for obtaining track information will be set. This is useful for locating the faulty part of the unit.
– 10 – He xadecimal Bit Binar y Higher Bits Lower Bits 84218421 b7 b6 b5 b4 b3 b2 b1 b0 00000001 00000010 00000100 00001000 00010000 00100000 01000000 10000000 He xa- decimal Details 01 02 04 08 10 20 40 80 Emphasis OFF Monaural This is 2-bit display .
– 11 – LOCA TION OF PAR TS AND CONTROLS 1 ST ANDBY indicator 2 1/u (Po wer) button 3 PLA Y MODE button 4 REPEA T b utton 5 LEVEL/DISPLA Y/CHAR b utton 6 DISK compartment 7 MENU/NO b utton 8 YES bu.
– 12 – • Note for Installation of Slider (Cam) SECTION 3 DISASSEMBL Y Note: Follo w the disassembly procedure in the numerical order given. 3-1. CASE AND FRONT P ANEL 3-2. SLIDER (CAM) 1 Two screws (Case) 4 Flat type wire (CN421) 5 Five screws (BVTP3x8) 6 Front panel assembly 2 Two screws (Case) 3 Case 1 Two screws (BTP2.
– 13 – 3-4. SW BO ARD AND LO ADING MO T OR (M103) 3-3. BASE UNIT (MBU-5A) AND BD BO ARD 1 Three screws (BTP2.6x6) 2 Base unit (MBU-5A) 3 Remove the solder (Five portion) 4 Screw (M1.7x4) 6 Flexible board (CN101) 7 BD board 5 Flexible board (CN104) 5 Two screws (BTP2.
– 14 – SECTION 4 TEST MODE 4-1. PRECA UTIONS FOR USE OF TEST MODE • As loading related operations will be performed reg ardless of the test mode operations being performed, be sure to check that the disc is stopped before setting and removing it.
– 15 – 4-5. SELECTING THE TEST MODE There are 24 types of test modes as shown belo w . The groups can be s witched by rotating the AMS knob . After selecting the gro up to be used, press the YES button. After setting a certain group, rotating the AMS knob switches between these modes.
– 16 – “CPLAY MID” n “CPLAY OUT” n “CPLAY IN” “CPLAY MID” n “CPLAY OUT” n “CPLAY IN” 4-5-1. Operating the Continuous Playbac k Mode 1. Entering the continuous playback mode 1 Set the disc in the unit. (Whiche ver recordable discs or discs for playback only are a vailable.
– 17 – 4-6. FUNCTIONS OF OTHER B UTT ONS ¢ Contents Sets continuous playback when pressed in the STOP state. When pressed during continuous playback, the tracking serv o turns ON/OFF . Stops continuous playback and continuous recording. The sled moves to the outer cir cumference only when this is pr essed.
– 18 – P REC SYNC L.SYNC O VER B A- TRA CK DISC SLEEP MONO PR OGRAM When Off Contents Displa y When Lit During continuous playback (CL V : ON) T rac king servo OFF Recording mode ON CL V low speed.
– 19 – 5-1. PARTS REPLA CEMENT AND ADJUSTMENT • Check and adjust the MDM and MBU as follo ws. The procedure changes according to the part replaced SECTION 5 ELECTRICAL ADJUSTMENTS • Abbre viat.
– 20 – 5-2. PRECA UTIONS FOR CHECKING LASER DIODE EMISSINON T o check the emission of the laser diode during adjustments, nev er vie w directl y from the top as this may lose your eye-sight.
– 21 – 5-6. CHECKS PRIOR T O REP AIRS These checks are performed before replacing parts according to “approximate specifications” to determine the faulty loca tions. For details, refer to “Checks Prior to P arts Replacement and Adjustments” (See page 8).
– 22 – 10. Observe the wa veform of the oscilloscope, and check that the specified v alue is satisfied. Do not rotate the AMS knob . (T rav erse W av ef orm) 11. Press the YES button display “EF MO CHECK” The disc stops rotating automatically .
– 23 – 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. Ho wev er the results of the temperature compensation offset adjustment will not change to the initial setting value.
– 24 – KMS 260A 27X40 B0825 N Iop = 82.5 mA in this case Iop (mA) = Digital voltmeter reading (mV)/1 ( Ω ) 7. Then, rotate the AMS knob and display “LDPWR CHECK”. 8. Press the YES button once and display “0.9 mW *** $ ”. Check that the reading of the laser po wer meter become 0.
– 25 – 11. Rotate the AMS knob until the wav ef orm of the oscilloscope mov es closer to the specified v alue. In this adjustment, wa veform v aries at intervals of a pprox. 2%. Adjust the wa veform so that the specified value is satisf ied as much as possible.
– 26 – 5-13. ERROR RA TE CHECK 5-13-1. CD Error Rate Check Checking Procedur e : 1. Load a check disc (MD) TD YS-1. 2. Rotate the AMS knob and display “CPLA Y MODE”. 3. Press the YES button twice and display “CPLA Y MID”. 4. The display changes to “C1 = AD = ”.
– 27 – NO TE: It is useful to use the jig. for checking the wav eform. (Refer to Servicing Note on page 6.) 5-15. ADJUSTING POINTS AND CONNECTING POINTS [BD BO ARD] (SIDE A) [BD BO ARD] (SIDE B) C.
– 28 – SECTION 6 DIA GRAMS 6-1. CIRCUIT BO ARDS LOCA TION MAIN board VOL SEL board (SP) SW board BD board DISPLAY board KEY SW board.
MDS-JE330 – 29 – – 30 – 6-2. BLOCK DIAGRAMS – BD SECTION – HR901 OVER WRITE HEAD HEAD DRIVE Q181,182 3 6 1 2 FILTER PCO FILI FILO CLTV PLL EFM, ACIRC, ENCODER/ DECODER RF AGC & EQ AGCI.
MDS-JE330 – 31 – – 32 – – MAIN SECTION – 1 RM 3 5 23 80 17 16 18 12 19 4 2 26 14 13 24 15 74 66 18 71 78 72 31 33 32 69 77 75 53 51 68 70 59 60 54 76 67 65 56 55 73 79 47 30 28 49 15 13 42.
MDS-JE330 – 33 – – 34 – WA VEFORMS – BD (1/2) SECTION – – MAIN SECTION – THIS NO TE IS COMMON FOR PRINTED WIRING BO ARDS AND SCHEMA TIC DIA GRAMS. (In addition to this, the necessary note is printed in each b lock.) For schematic diagrams.
MDS-JE330 6-3. PRINTED WIRING BO ARD – BD SECTION – • See page 28 for Cir cuit Boards Location. – 35 – – 36 – D101 A-1 D181 D-3 D183 D-3 IC103 B-1 IC123 D-2 IC171 D-1 Q102 B-1 Q103 B-1 Q104 B-1 IC101 A-3 IC121 C-3 IC124 C-3 IC152 B-1 IC181 C-1 IC192 D-1 Q101 B-3 Q162 B-3 Q163 B-3 Q181 C-1 Q182 C-2 Ref .
MDS-JE330 – 37 – – 38 – 6-4. SCHEMA TIC DIA GRAM – BD (1/2) SECTION – • See page 34 f or W aveforms. • See page 52 f or IC Block Dia grams.
MDS-JE330 – 39 – – 40 – 6-5. SCHEMA TIC DIA GRAM – BD (2/2) SECTION – • See page 34 for W avef orms. • See page 35 for Printed Wiring Boar d.
MDS-JE330 – 41 – – 42 – 6-6. SCHEMA TIC DIA GRAM – MAIN (1/2) SECTION – • See page 34 f or W aveforms. • See page 45 for Printed Wiring Boar d.
MDS-JE330 – 43 – – 44 – 6-7. SCHEMA TIC DIA GRAM – MAIN (2/2) SECTION – • See page 34 for W aveforms. • See page 54 for IC Bloc k Diagrams.
MDS-JE330 – 45 – – 46 – • Semiconductor Location 6-8. PRINTED WIRING BO ARD – MAIN SECTION – • See page 28 for Cir cuit Boards Location.
MDS-JE330 – 47 – – 48 – D751 A-1 IC761 B-5 IC781 B-7 Q751 A-6 Q767 A-5 6-9. PRINTED WIRING BO ARD – P ANEL SECTION – • See page 28 for Cir cuit Boards Location.
MDS-JE330 – 49 – – 50 – 6-10. SCHEMA TIC DIA GRAM – P ANEL SECTION – • See page 34 for W aveforms. (Page 43).
MDS-JE330 6-12. PRINTED WIRING BO ARD – BD SWITCH SECTION – • See page 28 f or Cir cuit Boards Location. 6-11. SCHEMA TIC DIA GRAM – BD SWITCH SECTION – – 51 – – 52 – (Page 41) (Page 45) 6-13.
– 53 – IC121 CXD2654R 100 99 98 97 96 95 94 93 EFMO DVSS TEST3 TEST2 TEST1 TEST0 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 .
– 54 – IC301 UD A1341TS/N2 • MAIN section IC381 M5218AL IC406 M62016L 3 4 5 6 2 8 7 1 VADCN VADCP VINL2 PGA PGA 0DB/6DB SWITCH NOISE SHAPER INTERPOLATION FILTER DSP FEATURES PRAK DETECTOR L3-BUS.
– 55 – 6-14. IC PIN FUNCTIONS • IC101 RF Amplifier (CXA2523AR) (BD board) Pin No . Pin Name I/O Function I J VC A to F PD APC APCREF GND TEMPI TEMPR SWDT SCLK XLA T XSTBY F0CNT VREF EQADJ 3T ADJ.
– 56 – 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 to 34 35 36 to 40 41 42 43 44 45 46 47 • IC121 Digital Signal Pr ocessor , Digital Serv o Signal Processor , EFM/ACIRC Encoder/Decoder , Shoc k-proof Memory Controller , A TRAC Encoder/Decoder , 2M Bit DRAM (CXD2654R) (BD board) Function Pin No .
– 57 – Function Pin No . Pin Name I/O 48 49 50, 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 D1 D0 D2, D3 MVCI ASY O ASYI A VDD BIAS RFI.
– 58 – Function Pin No . Pin Name I/O 86 87 88 89 90 91 92 93 94 95 96 to 98 99 100 TFDR D VDD FFDR FRDR FS4 SRDR SFDR SPRD SPFD FGIN TEST1 to TEST3 D VSS EFMO O — O O O O O O O I (S) I — O T racking servo driv e PWM output (+) +3V power suppl y (Digital) Focus serv o drive PWM output (+) Focus serv o drive PWM output (–) 176.
– 59 – 1, 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 to 27 28 29 30 31 32 33 34 35 36 37 38 to 41 42, 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57, 58 59 Pin No .
– 60 – Pin No . Pin Name I/O Function 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 to 95 96 97 98 99 100 PB-P REC/PB +3.
– 61 – SECTION 7 EXPLODED VIEWS 7-1. CASE AND BA CK P ANEL SECTION NO TE: • Items mark ed “*” are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. • The mechanical parts with no reference number in the exploded vie ws are not supplied.
– 62 – 7-2. FRONT P ANEL SECTION Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 61 A-4724-613-A DISPLA Y BOARD, COMPLETE (AEP ,UK,HK,AUS) * 61 A-4724-616-A DISPLA Y BOARD, COMPLETE (SP) 62 4-951-620-01 SCREW (2.
– 63 – 7-3. MECHANISM SECTION (MDM-5A) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 215 4-996-227-01 LEVER (HEAD) 216 4-996-229-01 SPRING (HEAD LEVER), TORSION 217 4-9.
– 64 – 7-4. B ASE UNIT SECTION (MBU-5A) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 251 A-4699-893-A BD BOARD, COMPLETE 252 3-372-761-01 SCREW (M1.
– 65 – SECTION 8 ELECTRICAL P ARTS LIST Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark • SEMICONDUCTORS In each case, u: µ , for example: uA...: µ A..., uP A...: µ P A..., uPB...: µ PB..., uPC...: µ PC..., uPD...: µ PD.
– 66 – Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark BD DISPLA Y L121 1-414-813-11 FERRITE 0uH L122 1-414-813-11 FERRITE 0uH L151 1-412-029-11 INDUCTOR CHIP 10uH L152 1.
– 67 – Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < CONNECTOR > CN751 1-784-642-11 CONNECTOR, BOARD TO BOARD 11P < DIODE > D751 8-719-046-44 DIODE SEL522.
– 68 – Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark MAIN C302 1-126-934-11 ELECT 220uF 20% 10V C303 1-164-159-11 CERAMIC 0.1uF 50V C304 1-164-159-11 CERAMIC 0.1uF 50V C305 1-164-159-11 CERAMIC 0.1uF 50V C306 1-126-934-11 ELECT 220uF 20% 10V C307 1-164-159-11 CERAMIC 0.
– 69 – Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark MAIN < COIL > L611 1-410-509-11 INDUCTOR 10uH < LINE FIL TER > LF901 1-411-547-11 FIL TER, LINE < TR.
– 70 – Sony Corporation Home A&V Products Compan y 9-928-830-11 99C0988-1 Printed in Japan © 1999. 3 Published by Quality Assurance Dept. (Shinagawa) MDS-JE330 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Les composants identifiés par une marque ! sont critiques pour la sécurité.
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