Table Of Contents - Sony D-FJ75TR Service Manual

Accessories
Supplied accessories
For the area code of the location in which you
purchased the CD player, check the upper left side
of the bar code on the package.
AC power adaptor (1)
Headphones with LCD remote control with built
in digital tuner (1)
Rechargeable batteries (2)
Battery carrying case (1)
Carrying case (1)
For US customers
The AC power adaptor supplied is not intended to
be serviced. Should the AC power adaptor cease to
function in its intended manner, during the warranty
period, the adaptor should be returned to your
nearest Sony Service Center or Sony Authorized
Repair Center for replacement, or after warranty
period, it should be discarded.
Design and specifications are subject to change
without notice.
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.

TABLE OF CONTENTS

1. SERVICING NOTES
2. GENERAL
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3. DISASSEMBLY
3-1. Cabinet (Upper) ··································································· 5
3-2. CDM-3123EBA and Main Board ········································ 5
4. ELECTRICAL ADJUSTMENTS
5. DIAGRAMS
5-1. IC Pin Function Description ················································ 7
5-2. IC Block Diagrams ······························································ 9
5-3. Block Diagram ··································································· 10
5-4. Printed Wiring Board ························································· 12
5-5. Schematic Diagram ···························································· 15
6. EXPLODED VIEWS
6-1. Cabinet Section ·································································· 18
6-2. Main Section ······································································ 19
6-3. Mechanism Section (CDM-3123EBA) ······························ 20
7. ELECTRICAL PARTS LIST
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 dur-
ing 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.
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