D-E777/EJ721/EJ725
Operating temperatureTABLE OF CONTENTS
5°C - 35°C (41°F - 95°F)
Dimensions (w/h/d) (excluding projectingSpecifications ............................................................................ 1
parts and controls)
Approx. 131.6 x 25.5 x 140.9 mm
1. SERVICING NOTES...................................................3
(51/4 x 11/16 x 55/8 in.)
Mass (excluding accessories)2. GENERAL
Approx. 193 g (6.9 oz)Locating the Controls......................................................... 4
Supplied accessories
3. DISASSEMBLY
For the area code of the location in which you
3-1. Cabinet (Rear), Cabinet (Front) .................................. 6
purchased the CD player, check the upper left
3-2. MD ASSY, Main board ............................................... 6side of the bar code on the package.
3-3. OMotor ASSY, Turn Table (Spindle) (M901)� ............ 7
AC power adaptor (1)3-4. OMotor ASSY (Sled) (M902)�,
Headphones/earphones with remote control (1) Optical Pick-up (DAX-23E) ...................................... 7
Rechargeable batteries (2)3-5. OLid, Upper�, Switch Unit .......................................... 7
Battery carrying case (1)
Carrying pouch (1)*1
4. ELECTRICAL ADJUSTMENTS.............................8
External battery case (1)
AC plug adaptor (1)*2
5. DIAGRAMS
*1 Not supplied with Canadian, AEP, G, UK,5-1. Explanation of IC Terminals....................................... 9
FR and EE models5-2. Block Diagram...........................................................11
* Supplied with JEW and E33 models2
5-3. Printed Wiring Boards � Main Section (Side A) � ... 12
5-4. Printed Wiring Boards � Main Section (Side B) � ... 13
Design and specifications are subject to change5-5. Schematic Diagram � Main Section (1/2) � ............. 14
without notice.5-6. Schematic Diagram � Main Section (2/2) � ............. 15
6. EXPLODED VIEWS
Y Abbreviation
AUS : Australian6-1. Cabinet Section ......................................................... 18
FR: FrenchHK : Hong Kong6-2. Optical pick-up Section (CDM-3123EBA) .............. 20
G: GermanJEW : Tourist
CH: ChineseEE : East European7. ELECTRICAL PARTS LIST...................................21
KR: Korean
E13: AC220-230V area model
E33: AC100-240V area model
DANGERSAFETY-RELATED COMPONENT WARNING!!
Invisible laser radiation when open and interlock failed or defeated.
COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE
Avoid direct exposure to beam.
WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE
PARTS LIST ARE CRITICAL TO SAFE OPERATION.
CAUTION
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
Use of controls or adjustments or performance of procedures other
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
than those specified herein may result in hazardous radiation
SUPPLEMENTS PUBLISHED BY SONY.
exposure.
ATTENTION AU COMPOSANT AYANT RAPPORT
Flexible Circuit Board Repairing
� LA S?CURIT?!
Y Keep the temperature of the soldering iron around 270°C during
repairing.LES COMPOSANTS IDENTIFI?S PAR UNE MARQUE 0 SUR LES
Y Do not touch the soldering iron on the same conductor of theDIAGRAMMES SCH?MATIQUES ET LA LISTE DES PIéCES
circuit board (within 3 times).SONT CRITIQUES POUR LA S?CURIT? DE FONCTIONNEMENT.
Y Be careful not to apply force on the conductor when soldering orNE REMPLACER CES COMPOSANTS QUE PAR DES PIéCES
SONY DONT LES NUM?ROS SONT DONN?S DANS CE MANUEL
unsoldering.
OU DANS LES SUPPL?MENTS PUBLI?S PAR SONY.
Notes on chip component replacement
Y Never reuse a disconnected chip component.
Y Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
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ACEC
