Read Sony XDR-CD70DAB Service Manual online
2
XDR-CD70DAB
TABLE OF CONTENTS
1.
SERVICING NOTES
...............................................
3
2.
GENERAL
...................................................................
4
3.
DISASSEMBLY
3-1.
Disassembly Flow ...........................................................
5
3-2.
Lithium Battery (CR2032 Type) .....................................
5
3-3.
Panel (Upper) ..................................................................
6
3-4.
Cabinet (Upper)/Cabinet (Lower) Block .........................
6
3-5.
Button (Snooze), MAIN Board .......................................
7
3-6.
CD Board .........................................................................
7
3-7.
Spring (CD) .....................................................................
8
3-8.
Panel (CD Lid) ................................................................
8
3-9.
Holder (CD), RELAY Board ...........................................
9
3-10. CD Mechanism Deck Block (CDM-3525) ......................
9
3-11. Connection Cord (With Plug)
(Built-in Audio Cable) (J301) .......................................... 10
3-12. Cabinet (Rear) ................................................................. 10
3-13. DAB CONNECT Board .................................................. 11
3-13. DAB CONNECT Board .................................................. 11
4.
TEST MODE
.............................................................. 12
5.
ELECTRICAL CHECK
........................................... 12
6.
DIAGRAMS
6-1.
Printed Wiring Boards – CD Section – ........................... 14
6-2.
Schematic Diagram – CD Section – ................................ 15
6-3.
Printed Wiring Board – DAB CONNECT Board – ......... 16
6-4.
Schematic Diagram – DAB CONNECT Board – ........... 17
6-5.
Printed Wiring Board – MAIN Board – .......................... 18
6-6.
Schematic Diagram – MAIN Board – ............................. 19
6-7.
Printed Wiring Boards – VOL Section – ......................... 20
6-8.
Schematic Diagram – VOL Section – ............................. 21
6-9.
Printed Wiring Boards – AMP Section – ......................... 22
6-10. Schematic Diagram – AMP Section – ............................. 23
7.
EXPLODED VIEWS
7-1.
Panel (Upper) Section ..................................................... 29
7-2.
CD Lid Section ................................................................ 30
7-3.
Cabinet (Upper) Section .................................................. 31
7-4.
Cabinet (Rear) Section .................................................... 32
7-5.
Cabinet (Lower) Section .................................................. 33
8.
ELECTRICAL PARTS LIST
................................ 34
Notes on chip component replacement
•
Never reuse a disconnected chip component.
•
Notice that the minus side of a tantalum capacitor may be
damaged by heat.
Flexible Circuit Board Repairing
•
Keep the temperature of the soldering iron around 270 ˚C
during 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.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous radiation
exposure.
other than those specified herein may result in hazardous radiation
exposure.
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.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
CAUTION
Danger of explosion if battery is incorrectly replaced.
Replace only with the same of equivalent type.
Replace only with the same of equivalent type.
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