D-EJ100/EJ101/EJ101CK/EJ106CK
TABLE OF CONTENTS
DANGERSpecifications ............................................................................ 1
Invisible laser radiation when open and interlock failed or defeated.
Avoid direct exposure to beam.1.SERVICING NOTES ........................................... 3
2.GENERALCAUTION
Use of controls or adjustments or performance of procedures other
Locating the Controls ...................................................... 3
than those specified herein may result in hazardous radiation
exposure.
3.DISASSEMBLY
3-1. Upper Lid ASSY, Cabinet (Upper) Sub ASSY,
Flexible Circuit Board Repairing
Cabinet (Lower) ASSY ................................................... 4Y Keep the temperature of the soldering iron around 270°C
3-2. MD ASSY (CDM-3325ER), Main Board ....................... 5
during repairing.
3-3. Motor ASSY (Sled) (M902),Y Do not touch the soldering iron on the same conductor of the
Optical Pick-up (DAX-25E),
circuit board (within 3 times).
Turn Table Motor ASSY(Spindle) (M901) ..................... 6Y Be careful not to apply force on the conductor when soldering
or unsoldering.
4.ELECTRICAL ADJUSTMENS .......................... 7
Notes on chip component replacement
Y Never reuse a disconnected chip component.5.DIAGRAMS
Y Notice that the minus side of a tantalum capacitor may be5-1. Block Diagram ................................................................ 8
damaged by heat.5-2. Printed Wiring Boards �MAIN Section (Side A)� .......... 9
Printed Wiring Boards �MAIN Section (Side B)� .......... 10
5-3. Schematic Diagram �MAIN SECTION (1/3)� .............. 11
UNLEADED SOLDER5-4. Schematic Diagram �MAIN SECTION (2/3)� .............. 12
Boards requiring use of unleaded solder are printed with the lead-5-5. Schematic Diagram �MAIN SECTION (3/3)� .............. 13
free mark (LF) indicating the solder contains no lead.5-6. IC Pin Function Description ............................................ 16
(Caution: Some printed circuit boards may not come printed with
the lead free mark due to their particular size.)6.EXPLODED VIEWS
6-1. Upper Lid Section ........................................................... 18
6-2. Cabinet Section................................................................ 19
6-3. Optical pick-up Section (CDM-3325ER) ........................ 20 : LEAD FREE MARK
Unleaded solder has the following characteristics.
Y Unleaded solder melts at a temperature about 40°C higher than7.ELECTRICAL PARTS LIST ............................... 21
ordinary solder.
Ordinary soldering irons can be used but the iron tip has to be
applied to the solder joint for a slightly longer time.
Soldering irons using a temperature regulator should be set to
SAFETY-RELATED COMPONENT WARNING!!
about 350°C.
Caution: The printed pattern (copper foil) may peel away ifCOMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH
the heated tip is applied for too long, so be careful!MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS
Y Strong viscosityLIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE
Unleaded solder is more viscous (sticky, less prone to flow)COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS
than ordinary solder so use caution not to let solder bridgesAPPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
occur such as on IC pins, etc.
Y Usable with ordinary solder
It is best to use only unleaded solder but unleaded solder may
also be added to ordinary solder.
ATTENTION AU COMPOSANT AYANT RAPPORT
A LA S�CURIT�!
LES COMPOSANTS IDENTIF�S PAR UNE MARQUE 0 SUR LES
DIAGRAMMES SCH�MATIQUES ET LA LISTE DES PIECES SONT
CRITIQUES POUR LA S�CURIT� DE FONCTIONNEMENT. NE
REMPLACER CES COMPOSANTS QUE PAR DES PIESES SONY
DONT LES NUM�ROS SONT DONN�S DANS CE MANUEL OU
DANS LES SUPP�MENTS PUBLI�S PAR SONY.
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ACEC
SONY
