Сервисный мануал источника звука Sony ICF-CD2000

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TABLE OF CONTENTS
SERVICING NOTES
................................................
...................................................................
DISASSEMBLY
.........................................................
SERVICE MODE
...................................................... 11
.............................................................. 12
ELECTRICAL ADJUSTMENTS
......................... 15
7-1. IC Pin Function Description ........................................... 217-2. Block Diagram ­ CD Section ­ ..................................... 237-3. Block Diagram ­ Main Section ­ ................................... 277-4. Printed Wiring Boards ­ MAIN/JACK Boards ­ .......... 317-5. Schematic Diagram ­ MAIN/JACK Boards ­ .............. 357-6. Printed Wiring Boards ­ LCD/KEY Boards ­ .............. 407-7. Schematic Diagram ­ LCD/KEY Boards ­ ................... 45
EXPLODED VIEWS
................................................ 53
ELECTRICAL PARTS LIST
............................... 57
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.
ATTENTION AU COMPOSANT AYANT RAPPORT
? LA S?CURIT?!
LES COMPOSANTS IDENTIFI?S PAR UNE MARQUE
SUR LES DIAGRAMMES SCH?MATIQUES ET LA LISTEDES PI?CES SONT CRITIQUES POUR LA S?CURIT?DE FONCTIONNEMENT. NE REMPLACER CES COM-POSANTS QUE PAR DES PI?CES SONY DONT LESNUM?ROS SONT DONN?S DANS CE MANUEL OUDANS LES SUPPL?MENTS PUBLI?S PAR SONY.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
OR DOTTED
LINE WITH MARK
ON THE SCHEMATIC DIAGRAMS
AND IN THE PARTS LIST ARE CRITICAL TO SAFEOPERATION. REPLACE THESE COMPONENTS WITHSONY PARTS WHOSE PART NUMBERS APPEAR ASSHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-LISHED BY SONY.
Use of controls or adjustments or performance of proceduresother than those specified herein may result in hazardous ra-diation exposure.
This appliance is classified as a CLASS 1 LASER product.The CLASS 1 LASER PRODUCT MARKING is located onthe rear exterior.
Laser component in this product is capable of emitting radiationexceeding the limit for Class 1.
HOW TO CHANGED THE CERAMIC FILTERS
This model is used two ceramic filters of CF1 and CF3.You must use same type of color marked ceramic filters in orderto meet same specifications.Therefore, the ceramic filter must be changed two pieces togethersince it's supply two pieces in one package as a spare parts.