Sony MDS-JD320 manual

MDS-JE320 US Model Canadian Model AEP Model SERVICE MANUAL MICROFILM Model Name Using Similar Mechanism MDS-JE510 MD Mechanism T ype MDM-3GC Optical Pick-up T ype KMS-260A/J1NP MINIDISC DECK SPECIFICA TIONS[...]

— 2 — CA UTION Danger of explosion if battery is incorrectly replaced . Replace only with the same or equi valent type recommended by the equipment manufacturer . Discard used batteries according to manufacture’ s instructions. AD V ARSEL! Lithiumbatteri - Eksplosionsfare ved f ejlagtig håndtering. Udskiftning må kun ske med batteri af samm[...]

— 3 — SAFETY CHECK-OUT After correcting the original service problem, perform the follo wing safety checks before releasing the set to the customer: Check the antenna terminals, metal trim, “metallized” knobs, scre ws, and all other exposed metal parts f or A C leakage. Check leakage as described below . LEAKA GE The A C leakage from any e [...]

— 4 — [SELF-DIA GNOSIS FUNCTION] The self-diagnosis function consists of error codes for users which are displayed automatically when errors occur , and error codes which sho w the error history in the test mode during servicing.For detail on ho w to view error codes for users, refer to the follo wing box in the instruction manual. Self-Diagnos[...]

— 5 — SECTION 1 SER VICING NO TE JIG FOR CHECKING BD BO ARD W A VEFORM The special jig (J-2501-124-A) is useful for checking the wa veform of the BD board. The names of ter minals and the checking items to be performed are shown as f ollows. I+3V : For measuring IOP (Check the deterioration of the optical pick-up laser) IOP : For measuring IOP [...]

— 6 — 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 display tube. This is useful for locating the faulty part of the unit. • The data amount stored in DRAM, number of retries, and retry cause are displayed. Each is displayed in hexadecimal number . • [...]

— 7 — Reading the Retry Cause Display Hexadecimal Bit Binary Higher Bits Lower Bits 842 18 421 b7 b6 b5 b4 b3 b2 b1 b0 000 00 000 000 00 001 000 00 010 000 00 100 000 01 000 000 10 000 001 00 000 010 00 000 100 00 000 When spindle rotation is detected as slow (Not used) When ADER was counted more than fi ve times continuously When ADIP address [...]

— 8 — SECTION 2 GENERAL Location of P arts and Controls 1 1/u (Po wer) switch 2 Remote sensor 3 Display windo w 4 Disc compartment 5 AMS knob 6 0 / ) b uttons 7 DISPLA Y/CHAR b utton 8 INPUT switch 9 REC LEVEL knob !£ r REC (recording) button !¢ p (stop) b utton !∞ P (pause) button !§ · (play) button !¶ YES button !• EDIT/NO b utton !?[...]

— 9 — SECTION 3 DISASSEMBL Y Note : Follo w the disassembly procedure in the numerical order given. 3-1. CASE AND FRONT P ANEL ASSEMBL Y 3-2. BRA CKET (T), (L) AND (R) 4 Case 3 Screw (case 3 TP 2) 2 T wo screws (Case 3 TP 2) 6 Flat type wire (CN303) claw 8 Four scre ws (BVTP3 × 8) 9 Remov e the front panel assembly releasing two claws . claw 1[...]

— 10 — 3-3. BD BO ARD 3-4. SUB CHASSIS 2 Flat type wire (15 core) 1 Flexib le board (Over write head ) 3 Screw (BVTT2 × 4) 5 BD board 4 OP relay fle xible board 1 T wo step scre ws 3 T wo insulators 2 T wo step scre ws 4 T wo insulators 5 Sub chassis Pa r t A Pa r t A Pa r t A NG OK T ake care so that the part A may be right position when inst[...]

— 11 — 3-5. SHUTTER ASSEMBL Y 3-6. O VER WRITE HEAD 1 Stepper washer 3 Shutter assembly 2 Shaft (shutter) Shutter assembly Shaft (lid) Hole B Hole A Shaft (shutter) When installing, install the shaft (shutter) into the hole A as shown in the figure before installing the shaft (lid) into the hole B. 1 Precision screw (P1.7 × 6) 2 Over write hea[...]

— 12 — 3-7. SLIDER COMPLETE ASSEMBL Y • Note for Installation of Slider Complete Assemb ly 3 Set the shaft of Gear (LA) to be at the position in the figure. 2 Retainer (gear) 1 Screw (M1.7 × 2) claw claw 4 Remov e the slider complete assembly in the direction of arrow with putting out of two claws . 45 ° Install the par t A of lev er (head [...]

— 13 — SECTION 4 TEST MODE 4-1. PRECA UTIONS FOR USE OF TEST MODE 1 As loading related operations will be performed regardless of the test mode operations being perfor med, be sure to check that the disc is stopped before setting and removing it. Even if the § EJECT b utton is pressed while the disc is rotating during continuous playback, cont[...]

— 14 — 4 4 4-5-1. Operating the Continuous Pla yback 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.) 2 Rotate the AMS knob and display “CPLA Y MODE”. 3 Press the YES button to change the display to “CPLA Y MID”. 4 When access completes, th[...]

— 15 — ” P REC CLOCK TRA CK DISC DA T E A. SP ACE A – B Focus auto gain successful T racking auto gain failed During continuous playback Tracking serv o OFF Recording mode ON CL V LOCK Pit High reflection CL V -S ABCD adjustment completed Focus auto gain successful T racking auto gain successful 4-6. FUNCTIONS OF O THER BUTT ONS Contents Se[...]

— 16 — SECTION 5 ELECTRICAL ADJUSTMENTS 5-1. PRECA UTIONS FOR CHECKING LASER DIODE EMISSINON T o check the emission of the laser diode during adjustments, nev er vie w directly from the top as this may lose your eye-sight. 5-2. PRECA UTIONS FOR USE OF OPTICAL PICK- UP (KMS-260A) As the laser diode in the optical pick-up is easily damaged by sta[...]

— 17 — 5-5. TEMPERA TURE COMPENSA TION OFFSET ADJUTMENT Sav e the temperature data at that time in the non-volatile memory as 25 ˚C reference data. Note : 1. Usually , do not perform this adjustment. 2. Perform this adjustment in an ambient temperature of 22 ˚C to 28 ˚C. Perform it immediately after the po wer is turned on when the internal [...]

— 18 — 5-7. TRA VERSE ADJUSTMENT Connection : Oscilloscope V : 0.5 V/div H : 10 ms/div Input : DC mode BD board CN110 pin 3 (TEO) CN110 pin 2 (VC) Adjusting method : 1. Connect an oscilloscope to CN110 pin 3 (TEO) and CN110 pin 2 (VC) of the BD board. 2. Load a disc (any a vailable on the market). (Refer to Note 1.) 3. Press the 0 button or ) b[...]

MDS-JE320 — 20 — 5-11. ADJUSTING POINTS AND CONNETING POINTS [BD BO ARD] (SIDE A) NO TE : It is useful to use the jig. for checking the wa veform. (Refer to Servicing Note on page 4.) 1 5 CN110 NO TE I + 3V IOP TEO VC RF CN101 D101 IC192 — 19 — 5-8. FOCUS BIAS ADJUSTMENT Adjusting Method : 1. Load a continuously recorded disc (Refer to “5[...]

MDS-JE320 — 21 — — 22 — 6-1. BLOCK DIA GRAMS — BD Section — HR901 OVER WRITE HEAD HEAD DRIVE Q181,182 11 14 15 17 3 9 18 2 1 18 Q180 FILTER PCO FILI FILO CLTV PLL EFM, ACIRC, ENCODER/ DECODER RF AGC & EQ AGCI RFO MORFI MORFO RF AMP 1 2 BPF P-P AT AMP BPF VC VC ANALOG MUX 27 16 17 18 SERIAL PARALLEL DECODER VICONV 20 25 22 23 4 5 6 7[...]

MDS-JE320 — 23 — — 24 — — MAIN Section — 16 15 SQSY DQSY SQSY DQSY 12 5 6 10 2 4 LOADING MOTOR DRIVE IC311 DRIVE DRIVE LOADING SW Q301,302 DIG-RST 81 SDA 52 SCL XRST 16 @@ SDA SCL 53 25 24 X303 32.768KHz SYSTEM CONTROL IC316 SWDT 27 18 DADT INIT I/O 25 28 26 10 11 CPU INTERFACE 19 20 21 22 D/A CONVERTER R-ch 17 16 L1 L2 R1 R2 41 39 30 3[...]

MDS-JE320 — 25 — — 26 — 6-2. CIRCUIT BO ARDS LOCA TION BD board MAIN boar d CONTROL (SW) board EJECT SW board DISPLAY board SW board For schematic diagrams. Note: • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except f or electrolytics and tantalums. • All resistors are in Ω and 1 / 4 W o[...]

MDS-JE320 — 27 — — 28 — 6-3. Printed Wiring Board — BD Section — • See page 25 for Circuit Boards Location. Ref. No. Location D101 E-3 D181 C-9 D183 C-9 IC101 F-14 IC103 B-15 IC121 D-12 IC122 C-4 IC123 E-10 IC124 F-12 IC152 B-12 IC171 F-9 IC181 D-9 IC192 G-6 Q101 C-14 Q102 B-15 Q103 B-14 Q104 B-14 Q162 B-14 Q163 B-15 Q180 D-6 Q181 B-9[...]

MDS-JE320 — 29 — — 30 — 6-4. Schematic Dia gram — BD Section (1/2)— • See page 26 f or W av ef or ms. • See page 49 f or IC Block Diagrams . • See page 54 for IC Pin Functions . (Page 32) (Page 31) 16[...]

MDS-JE320 — 31 — — 32 — 6-5. Schematic Dia gram — BD Section (2/2) — • See page 26 f or W a veforms. • See page 49 f or IC Block Diag rams. • See page 54 for IC Pin Functions . (Page 36) (Page 47) (Page 35) (Page 29) (Page 30) BR24C01AF 16[...]

MDS-JE320 — 33 — — 34 — 6-6. Printed Wiring Board — Main Section — • See page 25 f or Circuit Boards Location. Ref. No. Location D301 G-11 D302 G-11 D303 G-10 D304 G-10 D305 G-10 D306 G-10 D307 I-8 D308 I-8 D309 G-9 D310 G-9 D311 G-11 D314 D-10 D315 D-11 D316 D-7 IC301 C-10 IC303 D-10 IC304 D-11 IC307 C-8 IC309 G-8 IC310 I-7 IC311 E-7[...]

MDS-JE320 — 35 — — 36 — 6-7. Schematic Diagram — Main Section (1/3) — • See page 26 f or W avef orms • See page 54 for IC Pin Functions. (PAGE 32) (PAGE 31)[...]

MDS-JE320 — 37 — — 38 — 6-8. Schematic Diagram — Main Section (2/3) — • See page 26 f or W avef orms. • See page 49 for IC Bloc k Diagrams. • See page 54 f or IC Pin Functions.[...]

MDS-JE320 — 39 — — 40 — 6-9. Schematic Diagram — Main Section (3/3) — • See page 49 for IC Block Diag ram. (PAGE 44)[...]

MDS-JE320 12 A B C D E F G H I 3456789 1 0 1 1 1 2 — 41 — — 42 — 6-10. Printed Wiring Board — DISPLA Y Section — • See page 25 f or Circuit Boards Location. E E S764 1 3 S776 EJECT S751 NO/EDIT S752 YES S762 DISPLAY/CHAR S781 S774 S780 S772 INPUT REC LEVEL C (PAGE 33) 1-661-891- 21 (21) 1-661-893- 1-661-890- 21 (21) 21 (21) 1 3 1 3 CN[...]

MDS-JE320 — 43 — — 44 — 6-11. Schematic Diagram — DISPLA Y Section — • See page 26 f or W a vef or ms. (P AGE 39)[...]

MDS-JE320 12 A B C D E F G H I J 3456789 1 0 1 1 1 2 1 3 — 45 — — 46 — 6-12. Printed Wiring Board — Switch Section — • See page 25 f or Circuit Boards Location. (Page 28) 16[...]

MDS-JE320 — 47 — — 48 — 6-13. Schematic Diagram — Switc h Section — (Page 31) 16[...]

6-14. IC BLOCK DIA GRAMS IC101 CXA2523R • BD section –1 –2 + – IVR BB + – IVR AA + – IVR CC + – IVR DD + – IVR + – EE EE' EFB TESW 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 2[...]

— 51 — IC121 CXD2652AR 100 99 98 97 96 95 94 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 BI[...]

— 52 — ADDRESS DECODER HIGH VOLTAGE GENERATION CIRCUIT VOLTAGE DET 7BIT 7BIT 8BIT DATA RESISTOR SLAVE WORD ADDRESS RESISTOR CONTROL CIRCUIT START STOP ACK 1024 BIT EEPROM ARRAY A0 A1 A2 GND V CC TEST SCL SDA 1 3 2 4 8 6 7 5 IC171 XL24C01AF IC192 L88MS33T 1 2 3 4 5 START UP CIRCUIT REFERENCE VOLTAGE ERROR AMP VIN STB GND CN VOUT ON/OFF CONTROL C[...]

— 53 — IC308 M5218AL IC309 LA5620 2 5 5k + – 27k OVERCURRENT LIMITTER OVERHEAT PROTECTION REFERENCE VOLTAGE GND ON/OFF IN REFERENCE VOLTAGE OUT 3 4 1 IC310 M5293L 4 5 7 8 6 V– V+ 2 1 3 IC311 LB1641 10 9 8 7 6 5 4 3 PRE DRIVER INPUT LOGIC BLOCK GND OUT1 P1 VZ IN1 IN2 V CC 1V CC 2 P2 OUT2 2 1 DELAY CIRCUIT VREF DELAY CIRCUIT 3.3V PH5 STBY V C[...]

— 54 — 6-15. IC PIN FUNCTIONS • IC101 RF Amplifier (CXA2523R) Pin Name I J VC A to F PD APC APCREF GND TEMPI TEMPR SWDT SCLK XLA T XSTBY F0CNT VREF EQADJ 3T ADJ Vcc WBLADJ TE CSLED SE ADFM ADIN AD AGC ADFG AU X FE ABCD BO TM PEAK RF RF A GC A GCI COMPO COMPP ADDC OPO OPN RFO MORFI MORFO I/O I I O I I O I — I O I I I I I O I/O I/O — I/O O [...]

— 55 — FOK signal output to the system control “H” is output when focus is on Trac k jump detection signal output to the system control Monitor 2 output to the system control Monitor 3 output to the system control Writing data signal input from the system control Serial clock signal input from the system control Serial latch signal input fr[...]

— 56 — • Abbrevia tion EFM: Eight to Fourteen Modulation PLL : Phase Locked Loop VCO: V oltage Controlled Oscillator Function Pin No. Pin Name I/O 46 47 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 A VSS PDO PCO FILI FILO CL TV PE[...]

— 57 — • Abbrevia tion EFM: Eight to Fourteen Modulation 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 TEST0 TEST1 to TEST3 D VSS EFMO O — O O O O O O O I (S) I — O T racking servo dri ve PWM output (+) +3V power suppl y (Digital) Focus serv o driv e PWM output (+)[...]

— 58 — • IC307 A/D , D/A converter (CXD8607N) Rch analog (+) input Rch analog (–) input A/D reference voltage input (+3.2V) +5V power supply (A/D, analog) Ground (A/D, analog) A/D analog block po w er down “L”: Power do wn Not used T est pin (Fixed at “L”) A/D LRCK input A/D BCK input A/D data output +3.3V power supply Ground (A/D, [...]

— 59 — Function Pin No. Pin Name I/O 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 L1 V DD2 V DD1 V DD1 V SS1 TEST2 TEST3 V SS1 (LF) NU NU AV SS (LF) LV DD LV SS REFO INLM INLP O — — — — I I — — — — — — O I I Lch PLM output 1 +5V po wer supply (D/A, digital) +5V po wer supply (A/D, digital) Ground (A/D, digital) T est pin [...]

— 60 — • IC316 System Contr ol (RU8X11AMF-0109/R U8X11AMF-0115) Pin No. Pin Name I/O Function 1 2 3 to 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 32 33 34 35 36 37 38 39 40 O O I I I I I I — I I I I I — — — I I — — O I — O I — — — I I I I O I I O O T est pin. C1 is output w hen test mode (N[...]

— 61 — Pin No. Pin Name I/O Function 41 42 43 44 45 46 47 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 MNT2 MNT3 LED0 — — BUS OUT GND +3.3V BEEP SW JOG 1, JOG 0 SD A SCL — — — — — A UBK SA/SW — — CLKSET0 CLKSET1 GND +3.3V SCLK SWDT SRDT — FLCLK FLD A T A FLCS — LDON PI[...]

— 62 — *1 Loading motor control Pin No. Pin Name I/O Function 81 82 83 84, 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 DIG-RST BEEP D A-RST DSEL A, DSEL B MOD — — SCTX XLA TCH — — AMUTE LO AD OUT LO AD IN LIMITIN PR O TECT REFLECT GND +3.3V O O O O O — — O O — — O O O I I I — — Reset signal output to the CXD2650R or CXD[...]

— 63 — SECTION 7 EXPLODED VIEWS NO TE: • Items marked “*” 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. • Color Indication of Appearance Parts Example: KNOB, B ALANC[...]

— 64 — 7-2. FR ONT P ANEL SECTION Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 57 not supplied 56 58 57 59 61 60 57 57 62 63 51 52 53 54 55 not supplied 51 X-4949-987-1 PANEL ASSY , FRONT (US,CND) 51 X-4950-355-1 PANEL ASSY , FRONT (AEP) 52 4-983-656-01 KNOB (REC) 53 4-983-657-01 KNOB (AMS) 54 4-983-651-01 WINDOW (D[...]

— 65 — 7-3. MECHANISM DECK SECTION (1) (MDM-3GC) not supplied #3 #3 not supplied #3 201 202 201 202 not supplied not supplied #3 203 209 208 not supplied #4 207 206 205 204 #3 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 201 4-628-167-01 SCREW , STEP 202 4-987-327-01 INSULA TOR 203 4-986-959-11 WASHER (STOPPER) 204 [...]

— 66 — 7-4. MECHANISM DECK SECTION (2) (MDM-3GC) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark not supplied 253 252 #3 #5 not supplied 254 259 #7 256 258 257 260 #6 #6 not supplied 262 M903 M902 M901 #5 271 261 255 #7 264 266 265 270 268 267 263 251 #3 HR901 269 251 A-4672-138-A SLIDER ASSY BOARD, COMPLETE * 252 4-98[...]

— 67 — SECTION 8 ELECTRICAL P AR TS LIST • 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... • CAP ACIT ORS uF : µ F • COILS uH : µ H • Abbreviation CND : Canadian model • Due to standardization, replacements in the parts list may be different f[...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks — 68 — IC124 8-759-473-29 IC MN41V4400SJ-08-T1 IC152 8-759-430-25 IC BH6511FS-E2 IC171 8-759-484-73 IC BR24C01AF-E2 IC181 8-759-095-65 IC TC74ACT540FS IC192 8-759-426-95 IC L88MS33T -TL < COIL > L101 1-414-235-11 INDUCTOR CHIP 0uH L102 1-414-235-11 INDUCTOR CHIP 0[...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks — 69 — * A-4724-247-A CONTROL(SW) BOARD, COMPLETE (US,CND) ************************************ * A-4724-276-A CONTROL(SW) BOARD, COMPLETE (AEP) ********************************* < CAP ACITOR > C701 1-164-159-11 CERAMIC 0.1uF 50V C709 1-126-153-11 ELECT 22uF 20% 6[...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks — 70 — * 1-661-893-11 EJECT SW BOARD ************** < CONNECTOR > CN705 1-766-806-11 HOUSING, CONNECTOR 3P < SWITCH > S776 1-554-303-21 SWITCH, T ACTILE (EJECT) ************************************************************ * A-4724-249-A MAIN BOARD, COMPLETE [...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks — 71 — D306 8-719-024-99 DIODE 11ES2-NT A2B D307 8-719-024-99 DIODE 11ES2-NT A2B D308 8-719-109-89 DIODE RD5.6ESB2 D309 8-719-024-99 DIODE 11ES2-NT A2B D310 8-719-024-99 DIODE 11ES2-NT A2B D311 8-719-911-19 DIODE 1SS119 D314 8-719-210-21 DIODE 11EQS04 D315 8-719-210-21 [...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks — 72 — R363 1-249-441-11 CARBON 100K 5% 1/4W R366 1-249-441-11 CARBON 100K 5% 1/4W R367 1-249-441-11 CARBON 100K 5% 1/4W R378 1-249-441-11 CARBON 100K 5% 1/4W R383 1-249-429-11 CARBON 10K 5% 1/4W R384 1-249-429-11 CARBON 10K 5% 1/4W R385 1-249-429-11 CARBON 10K 5% 1/4W [...]