Table Of Contents - Sony Walkman D-CJ01 Service Manual

D-CJ01
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.
Figures in brackets show the playing time of
MP3 files.
When using G-PROTECTION function
Two NC-WMAA
(charged for
about 3 hours**)
NH-WM2AA
(charged for
about 5 hours**)
Two Sony alkaline
batteries LR6(SG)
(produced in Japan)
* Measured value by the standard of JEITA (Japan
Electronics and Information Technology
Industries Association).
** 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. 132.0 29.9 137.5 mm
1 3 1
(5 ⁄ 1 ⁄ 5 ⁄ in.)
4 16 2
Mass (excluding accessories)
Approx. 218 g (7.7 oz.)
Design and specifications are subject to change
without notice.
• Abbreviation
EE : East European
C&SA : Central & SouthAmerica
DANGER
Invisible laser radiation when open and interlock failed or defeated.
Avoid direct exposure to beam.
CAUTION
Use of controls or adjustments or performance of procedures other
than those specified herein may result in hazardous radiation
exposure.
Flexible Circuit Board Repairing
• Keep the temperature of the soldering iron around 270 C during
repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering or
unsoldering.
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
2
"1" "2"
10.5 10.5
[8] [8]
22.5 23
[18] [18]
31.5 32
[24] [24]

TABLE OF CONTENTS

Specifications ............................................................................ 1
1. SERVICING NOTES
2. GENERAL
Locating the Controls ......................................................... 4
3. DISASSEMBLY
3-1. Cabinet (Lower) Sub ASSY,
Cabinet (Inner) Sub ASSY ......................................... 5
3-2. MD Mechanism .......................................................... 5
3-3. Main Board ................................................................. 6
3-4. "Motor ASSY, Turn Table (Spindle) (M901)" ............ 6
3-5. "Motor ASSY (Sled) (M902)",
Optical Pick-up (DAX-23E) ...................................... 6
3-6. Switch Unit ................................................................. 7
4. ELECTRICAL ADJUSTMENTS
5. DIAGRAMS
5-1. Explanation of IC Terminals ....................................... 9
5-2. Block Diagram(1/2) ................................................... 11
5-3. Block Diagram(2/2) .................................................. 12
5-4. Printed Wiring Boards - Main Board (Side A) - ...... 13
5-5. Printed Wiring Boards - Main Board (Side B) - ...... 14
5-6. Schematic Diagram - Main Section (1/4) - ............. 15
5-7. Schematic Diagram - Main Section (2/4) - ............. 16
5-8. Schematic Diagram - Main Section (3/4) - ............. 17
5-9. Schematic Diagram - Main Section (4/4) - ............. 18
6. EXPLODED VIEWS
6-1. Upper Lid Section ..................................................... 22
6-2. Main Section ............................................................. 23
6-3. Optical pick-up Section (CDM-3123EBA) .............. 24
7. ELECTRICAL PARTS LIST
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE
WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE
PARTS 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
À LA SÉCURITÉ!!
LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE 0 SUR
LES 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.
................................................... 3
............................. 8
................................... 25