CFD-E55L - Sony Audio Service Manual (repair manual). Page 2

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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  PUB-
LISHED  BY  SONY.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous ra-
diation exposure.
1.
SERVICING  NOTES
..............................................
3
2.
GENERAL
..................................................................
4
3.
DISASSEMBLY
........................................................
7
4.
MECHANICAL  ADJUSTMENTS
...................... 12
5.
ELECTRICAL  ADJUSTMENTS
Tape Deck Section ......................................................... 12
Tuner Section ................................................................. 13
CD Section ..................................................................... 15
6.
DIAGRAMS
6-1. Block Diagram  – CD Section – .................................... 17
6-2
Block Diagram  – TUNER Section – ............................ 19
6-3. Block Diagram  – MAIN Section – ............................... 21
6-4. Block Diagram  – POWER SUPPLY Section – ............ 23
6-5. Printed Wiring Boards  – CD Section – ........................ 27
6-6. Schematic Diagram  – CD Section – ............................. 29
6-7. Printed Wiring Boards
– MAIN/POWER SUPPLY Section – ........................... 32
6-8. Schematic Diagram  – MAIN (TUNER) Section – ...... 35
6-9. Schematic Diagram
– MAIN (AUDIO)/POWER SUPPLY Section – .......... 40
6-10. IC Pin Function Description .......................................... 43
6-11. Printed Wiring Boards  – DISPLAY Section – ............. 45
6-12. Schematic Diagram  – DISPLAY Section – .................. 47
7.
EXPLODED  VIEWS
............................................... 54
8.
ELECTRICAL  PARTS  LIST
.............................. 61
This appliance is classified as a CLASS 1 LASER product.
The CLASS 1 LASER PRODUCT MARKING is located on
the rear exterior.
Laser component in this product is capable of emitting radiation
exceeding the limit for Class 1.
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