CDX-DAB500A, CDX-DAB500U - Sony Car Audio Service Manual (repair manual). Page 2

Read Sony CDX-DAB500A / CDX-DAB500U Service Manual online

CDX-DAB500A/DAB500U
2
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.
FLEXIBLE  CIRCUIT  BOARD  REPAIRING
• 
Keep the temperature of 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.
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.
CAUTION
Use of controls or adjustments or performance of procedures 
other than those specifi ed herein may result in hazardous radia-
tion exposure.
This product is protected by certain 
intellectual property rights of Microsoft 
Corporation. Use or distribution of such 
technology outside of this product is 
prohibited without a license from Microsoft 
or an authorized Microsoft subsidiary.
Android is a trademark of Google Inc. Use 
of this trademark is subject to Google 
Permissions.
ZAPPIN and Quick-BrowZer are
trademarks of Sony Corporation.
Windows Media is either a registered 
trademark or trademark of Microsoft 
Corporation in the United States and/or 
other countries.
iPhone, iPod, iPod classic, iPod nano, and 
iPod touch are trademarks of Apple Inc., 
registered in the U.S. and other countries.
MPEG Layer-3 audio coding technology 
and patents licensed from Fraunhofer IIS 
and Thomson.
1. 
SERVICING  NOTES 
 .............................................  
3
2. GENERAL 
 ..................................................................  
6
3. DISASSEMBLY
3-1. Disassembly 
Flow 
...........................................................  10
3-2.  Mini Fuse (Blade Type) (10A/32V) (FU1), Cover .........   10
3-3.  Sub Panel Block ..............................................................   11
3-4.  CD Mechanism Deck (MG-101CA-188) .......................   11
3-5. MAIN 
Board 
...................................................................  12
3-6. SERVO 
Board 
.................................................................  12
3-7.  Chassis (T) Sub Assy ......................................................   13
3-8. Roller 
Arm 
Assy 
..............................................................  13
3-9. Chassis 
(OP) 
Assy 
...........................................................  14
3-10.  Chucking Arm Sub Assy .................................................   14
3-11. Sled Motor Assy 
..............................................................   15
3-12.  Optical Pick-up Section ..................................................   15
3-13. Optical Pick-up ...............................................................   15
4. DIAGRAMS
4-1.  Block Diagram - SERVO Section - ................................   16
4-2.  Block Diagram - MAIN Section - ...................................   17
4-3. Block 
Diagram 
- PANEL, POWER SUPPLY Section - ...........................   18
4-4.  Schematic Diagram - MAIN Section (1/4) - ...................   20
4-5.  Schematic Diagram - MAIN Section (2/4) - ...................   21
4-6.  Schematic Diagram - MAIN Section (3/4) - ...................   22
4-7.  Schematic Diagram - MAIN Section (4/4) - ...................   23
4-8. Printed 
Wiring 
Board 
- MAIN Section (1/2) (Suffi x-11) - .................................   24
4-9. Printed 
Wiring 
Boards 
- MAIN Section (2/2) (Suffi x-11) - .................................   25
4-10. Printed Wiring Board 
- MAIN Section (1/2) (Suffi x-12) - .................................   26
4-11. Printed Wiring Boards 
- MAIN Section (2/2) (Suffi x-12) - .................................   27
4-12.  Printed Wiring Board - KEY Board (Suffi x-11) - ...........   28
4-13.  Printed Wiring Board - KEY Board (Suffi x-21) - ...........   29
4-14.  Schematic Diagram - KEY Board - ................................   30
5. 
EXPLODED  VIEWS
5-1. Main 
Section 
...................................................................  40
5-2.  Front Panel Section .........................................................   41
5-3.  CD Mechanism Deck Section (MG-101CA-188) ..........   42
6. 
ELECTRICAL  PARTS  LIST 
 ..............................   43
Accessories are given in the last of the electrical parts list.
TABLE  OF  CONTENTS
Note: Refer to the servicing notes “MAIN AND KEY BOARDS DIS-
CRIMINATION” (page 5) for how to distinguish Suffi x-11 and 
Suffi x-12 of the MAIN board, Suffi x-11 and Suffi x-21 of the 
KEY board.
Page of 50
Display

Click on the first or last page to see other CDX-DAB500A / CDX-DAB500U service manuals if exist.