CDX-CA650/CA650V/CA650X
SERVICE NOTESTABLE OF CONTENTS
1. GENERAL
Location of Controls ................................................................ 3
Getting Started ......................................................................... 3
CD Player ................................................................................ 4
Radio ....................................................................................... 5
RDS ......................................................................................... 6
Connections ............................................................................. 7
This label is located on the bottom of the chassis.
2. DISASSEMBLY
2-1. Sub Panel Assy .................................................................... 8
2-2. CD Mechanism Block ......................................................... 8
2-3. Main Board ......................................................................... 8
2-4. Heat Sink ............................................................................. 9
2-5. Chassis (T.U) Assy .............................................................. 9
2-6. Disc In Board, Guid (Disc) ............................................... 10
2-7. Servo Board....................................................................... 10
2-8. Arm Roller Assy ................................................................ 11
This label is located on the drive unit's internal
2-9. Chassis (OP) Assy ............................................................. 11
chassis.
2-10. Optical Pick-up Block ....................................................... 12
When replacing the chassis (T.U) of mechanism deck which have
3. DIAGRAMS
the OCAUTION LABEL� attached, please be sure to put a new
3-1. IC Pin Descriptions ........................................................... 13
CAUTION LABEL (3-223-913-11) to the chassis (T.U).
3-2. Block Diagram �CD Section�........................................... 15
3-3. Block Diagram �Tuner Section� ....................................... 16
NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK3-4. Block Diagram �Display Section�.................................... 17
OR BASE UNIT3-5. Circuit Boards Location .................................................... 17
The laser diode in the optical pick-up block may suf3-6. Printed fer electrostaticWiring Boards �CD Mechanism Section�............ 18
breakdown because of the potential difference generated by the3-7. Schematic Diagram �CD Mechanism Section� ................ 20
charged electrostatic load, etc. on clothing and the human body3-8. Printed .Wiring Board �Main Section� .............................. 21
During repair, pay attention to electrostatic breakdown and also use3-9. Schematic Diagram �Main Section (1/2)� ........................ 22
the procedure in the printed matter which is included in the repair3-10. Schematic Diagram �Main Section (2/2)� ........................ 23
parts.3-11. Printed Wiring Board �Sub (CD) Section� ....................... 24
The flexible board is easily damaged and should be handled with3-12. Schematic Diagram �Sub (CD) Section�.......................... 25
care.3-13. Schematic Diagram �Key Section� .................................. 26
3-14. Printed Wiring Board
NOTES ON LASER DIODE EMISSION CHECK�Key Section (CA650/CA650X)� .................................... 27
The laser beam on this model is concentrated so as to be focused on3-15. Printed Wiring Board �Key Section (CA650V)�.............. 28
the disc reflective surface by the objective lens in the optical pick-
up block. Therefore, when checking the laser diode emission, ob-
4. EXPLODED VIEWS
serve from more than 30 cm away from the objective lens.
4-1. Chassis Section ................................................................. 32
4-2. Front Panel Section ........................................................... 33
Notes on Chip Component Replacement
4-3. CD Mechanism Section (1) ............................................... 34
" Never reuse a disconnected chip component.
4-4. CD Mechanism Section (2) ............................................... 35
" Notice that the minus side of a tantalum capacitor may be dam-
4-5. CD Mechanism Section (3) ............................................... 36
aged by heat.
5. ELECTRICAL PARTS LIST........................................37
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.
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ACEC
SONY
