Sony D-SJ15 Service Manual
Sony D-SJ15 Service Manual

Sony D-SJ15 Service Manual

Portable cd player
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SERVICE MANUAL
Ver 1.0 2000.08
System
Compact disc digital audio system
Laser diode properties
Material: GaAIAs
Wavelength : λ= 780 nm
Emission duration: Continuous
Laser output : Less than 44.6 µW
(This output is the value measured at a distance of
200 mm from the objective lens surface on the opti-
cal pick-up block with 7 mm aperture. )
D-A conversion
1-bit quartz time-axis control
Frequency respose
40 - 20,000 Hz
Output (at 4.5 V input level)
Headphones (stereo minijack)
Approx. 5 mW + Approx. 5 mW at 16 Ω
Power requirements
For the area code of the model you purchased,
check the upper left side of the bar code on the
package.
• Sony NH-WM2AA rechargeable batteries: 2.4 V
DC,
• Two LR6 (size AA) batteries: 3 V DC
• AC power adaptor (DC IN 4.5 V jack):
US, Canadian model: 120 V, 60 Hz
AEP, FR, E model:
220 - 230 V, 50/60 Hz
UK model: 230 - 240 V, 50 Hz
AUS model: 240 V, 50 Hz
• Sony DCC-E345 car battery cord for use on car
battery : 4.5V DC
• Abbreviation
AUS : Australian
FR
: French
D-SJ15/SJ17CK
Photo : D-SJ15
SPECIFICATIONS
+1
dB (measured by EIAJ CP-307)
- 4
Australian Model
Model Name Using Similar Mechanism D-EJ715
CD Mechanism Type
Optical Pick-up Type
Battery life* (approx. hours)
(When you use the CD player on a flat and stable
surface.)
Playing time varies depending on how the CD
player is used.
When using
G-PROTECTION function
on
NH-WM2AA
23
(charged for about
5 hours**)
Tow Sony alkaline
37
e batteries LR6 (SG)
*
Measured value by the standard of EIAL
(Electronic Industries Association of Japan).
** Charging time varies depending on how the
rechargeable battery is used.
Operating temperature
5°C - 35°C (41°F - 95°F)
Dimensions (w/h/d) (excluding projecting
parts and controls)
Approx. 143 x 37 x 136 mm
( 5
3
/
x 1
1
/
x 5
3
/
in.)
4
2
8
Mass (excluding accessories)
Approx. 343 g (12.1 oz)
Design and specifications are subject to change
without notice.
PORTABLE CD PLAYER
US Model
Canadian Model
D-SJ15/SJ17CK
AEP Model
UK Model
E Model
D-SJ15
CDM-3123EBA
DAX-23E
off
25
40

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Summary of Contents for Sony D-SJ15

  • Page 1 220 - 230 V, 50/60 Hz UK model: 230 - 240 V, 50 Hz PORTABLE CD PLAYER AUS model: 240 V, 50 Hz • Sony DCC-E345 car battery cord for use on car battery : 4.5V DC • Abbreviation AUS : Australian...
  • Page 2: Table Of Contents

    DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY. – 2 –...
  • Page 3: Servicing Notes

    SECTION 1 SERVICING NOTES Laser Diode Checking Methods NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR During normal operation of the equipment, emission of the laser diode BASE UNIT is prohibited unless the upper panel is closed while turning ON the S801 (push switch type).
  • Page 4: General

    SECTION 2 This section is extracted from GENERAL instruction manual. LOCATING THE CONTROLS – 4 –...
  • Page 5: Disassembly

    SECTION 3 DISASSEMBLY The equipment can be removed using the following procedure. Cabinet (inner) ASSY, “Motor ASSY (Sled) (M901)”, “Motor ASSY, “Lid sub ASSY, Upper”, MD ASSY Optical pick-up (DAX-23E) Turn table (Spindle) (M902)” Main board Switch unit Note : Follow the disassembly procedure in the numerical order given. 3-1.
  • Page 6: Md Assy

    3-2. MD ASSY 3 Optical pick-up flexible board MD ASSY 2 CN503 (White) 1 CN502 (Green) Main board 3-3. “MOTOR ASSY, TURN TABLE (SPINDLE) (M902)” 1 Screws (B1.7x5) Motor ASSY, Turn table (Spindle) (M902) Chassis – 6 –...
  • Page 7: Motor Assy (Sled) (M901)", Optical Pick-Up (Dax-23E)

    3-4. “MOTOR ASSY (SLED) (M901)”, OPTICAL PICK-UP (DAX-23E) 1 Screw (B 1.7x5) Cover, Gear Gear B Screw (feed) ASSY Motor ASSY (Sled) (M901) 4 Screw (P 1.4x3.5) Bracket (Shaft) Optical pick-up (DAX-23E) Chassis 3-5. SWITCH UNIT Lid sub ASSY, upper Switch unit Cover, Lid 1 Screws (1.7)
  • Page 8: Electrical Adjustmens

    SECTION 4 ELECTRICAL ADJUSTMENTS The CD section adjustments are done automatically in this set. Focus bias Check Condition: Precautions for Check • Hold the set in horizontal state. 1. Perform check in the order given. 2. Use YEDS-18 disc (Part No.: 3-702-101-01) unless otherwise Connection: indicated.
  • Page 9: Diagrams

    SECTION 5 DIAGRAMS 5-1. EXPLANATION OF IC TERMINALS IC801 (SYSTEM CONTROLLER) TMP88CM22F-1A56 Pin No. Pin name Description — Ground terminal. IRRMCO — Not used (OPEN). FOKI Focus OK signal input from the digital servo processor (IC601). “L”: NG, “H”: OK AGCPWM AGC control pulse signal output terminal.
  • Page 10 Pin No. Pin name Description XPOWLT Latch signal output to the power control (IC401). RESERVE Not used (Fixed at “H”). XAPC OFF APC mute signal output terminal. “L”: mute — Not used (open). ––––––––– 50 to 64 SEG14 to SEG0 Segment drive signal output to the liquid crystal display.
  • Page 11: Block Diagram

    D-SJ15/SJ17CK 5-2. BLOCK DIAGRAM • Signal path. : CD – 11 – – 12 –...
  • Page 12: Printed Wiring Boards (1/2)

    D-SJ15/SJ17CK 5-3. PRINTED WIRING BOARDS (1/2) MAIN BOARD (SIDE A) 20 24 SWITCH UNIT SOUND REPEAT/ ENTER PLAY MODE LIQUID CRYSTAL DISPLAY HOLD . OPTICAL PICK-UP BLOCK DAX-23E Semiconductor Location Ref. No. Location Note: D401 M901 • X : parts extracted from the component side.
  • Page 13: Printed Wiring Boards (2/2)

    D-SJ15/SJ17CK 5-4. PRINTED WIRING BOARDS (2/2) Semiconductor Location Ref. No. Location D403 MAIN BOARD (SIDE B) D407 D409 D461 D601 D602 D603 D801 D804 D805 IC302 IC401 IC402 IC404 IC601 IC602 IC801 Q401 Q403 J401 Q404 DC IN 4.5V Q409...
  • Page 14: Schematic Diagram (1/2)

    D-SJ15/SJ17CK 5-5. SCHEMATIC DIAGRAM (1/2) Refer to page 22 – 23 for IC Block Diagrams. Refer to page 21 for Waveforms. Refer to page 21 for Notes. – 17 – – 18 –...
  • Page 15: Schematic Diagram (2/2)

    D-SJ15/SJ17CK 5-6. SCHEMATIC DIAGRAM (2/2) Refer to page 22 – 23 for IC Block Diagrams. Refer to page 21 for Waveforms. Refer to page 21 for Notes. – 19 – – 20 –...
  • Page 16 Note: Waveforms • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except for electrolytics and tantalums. • All resistors are in Ω and W or less unless otherwise specified. 2 Vp-p 2.1 Vp-p Note: Note:...
  • Page 17: Ic Block Diagrams

    IC Block Diagrams IC302 TA2120FN (EL) BIAS MUTE MUTE BIAS BEEP BIAS BEEP OUT B OUT A RF IN OCL ROUT VREF LOUT IC401 TB2119FA 59 58 57 56 54 53 52 51 49 48 42 41 VREF VREF VLGO1 H BRIDGE 39 NGND1 DRIVER 1...
  • Page 18 IC601 CXD3027R 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 ERROR CLOCK PCMD CORRECTOR GENERATOR SELECTOR LRCK RFAC INTERFACE DEMODULATOR BIAS...
  • Page 19: Exploded Views

    SECTION 6 EXPLODED VIEWS NOTE : • -XX, -X mean standardized parts, so they • The mechanical parts with no reference The components identified by mark 0 may have some difference from the original number in the exploded views are not or dotted line with mark 0 are critical one.
  • Page 20: Main Section

    6-2. MAIN SECTION supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-221-319-01 BRACKET (STRAP) 4-223-413-01 SCREW (M1.4X3) 4-908-792-51 SCREW (B2) 3-221-308-01 TERMINAL BOARD (RELAY),BATTERY X-3379-585-1 CABINET (LOWER) ASSY X-3379-447-1 BRACKET (ROLLER) ASSY 4-223-585-01 TERMINAL BOARD (+), BATTERY 4-225-316-01 ROLLER 3-221-307-01 TERMINAL BOARD (-), BATTERY 4-223-609-01 KNOB (JOGGABLE)
  • Page 21: Optical Pick-Up Section (Cdm-3123Eba)

    6-3. OPTICAL PICK-UP SECTION (CDM-3123EBA) M902 M901 The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified. Les composants identifiés par une marque 0 sont critiques pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécifié.
  • Page 22: Electrical Parts List

    SECTION 7 MAIN ELECTRICAL PARTS LIST NOTE : • Due to standardization, replacements in the • SEMICONDUCTORS In each case, u : µ , for example : The components identified by mark 0 parts list may be different from the parts uA..
  • Page 23 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C613 1-162-962-11 CERAMIC CHIP 470PF < FERRITE BEAD > C614 1-162-962-11 CERAMIC CHIP 470PF C615 1-162-962-11 CERAMIC CHIP 470PF FB111 1-414-760-21 FERRITE C619 1-162-927-11 CERAMIC CHIP 100PF FB211 1-414-760-21 FERRITE C620...
  • Page 24 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-216-864-11 METAL CHIP 1/16W R454 1-218-887-11 METAL CHIP 0.5% 1/16W R455 1-216-839-11 METAL CHIP 1/16W R101 1-216-864-11 METAL CHIP 1/16W R456 1-216-857-11 METAL CHIP 1/16W R102 1-216-864-11 METAL CHIP 1/16W R457 1-216-859-11 RES-CHIP...
  • Page 25 D-SJ15/SJ17CK MAIN JACK Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R808 1-216-864-11 METAL CHIP 1/16W 3-222-450-21 MANUAL, INSTRUCTION (ENGLISH) (SJ15:CND,AEP,UK,AUS) R809 1-216-845-11 METAL CHIP 100K 1/16W 3-222-450-31 MANUAL, INSTRUCTION (FRENCH) R810 1-216-809-11 METAL CHIP 1/16W...

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