FH-SR1D, HCD-SR1D - Sony Audio Service Manual (repair manual). Page 2

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 

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.

CAUTION
Use of controls or adjustments or performance of procedures 
other than those specifi ed herein may result in hazardous radia-
tion exposure.

This appliance is classifi ed as 
a CLASS 1 LASER product.
This marking is located on the 
rear exterior.

 ..............................................   3

2-1. Disassembly 

Flow 

...........................................................   6

2-2.  Cabinet (Rear) Block ......................................................   6
2-3.  Panel (Top) Block ...........................................................   7
2-4. TAPE 

Board 

....................................................................   7

2-5. Deck 

Assy 

(MF-S05) 

......................................................   8

2-6.  Cabinet (Front) Block .....................................................   9
2-7.  AMP Board, TUNER Board ...........................................   9
2-8. Power 

Transformer 

(T901) 

.............................................  10

2-9. POWER 

Board 

................................................................  10

2-10. DVD Block .....................................................................   11
2-11. MAIN Board ...................................................................   12
2-12. FFC Holder .....................................................................   12
2-13.  Optical Pick-up Block (KHM-313CAA) ........................   13
2-14. Belt ..................................................................................   13

 .........................   14

4-1.  Block Diagram - MAIN Section - ...................................   15
4-2.  Block Diagram - POWER SUPPLY Section - ................   16
4-3.  Printed Wiring Board - TAPE Board - ............................   17
4-4.  Schematic Diagram - TAPE Board - ...............................   17
4-5.  Printed Wiring Boards - MAIN, TUNER Boards - .........   18
4-6.  Schematic Diagram - MAIN, TUNER Boards - .............   19
4-7. Printed 

Wiring 

Board 

- AMP Board (African Model) - .....................................   20

4-8.  Schematic Diagram - AMP Board (African Model) - .....   21
4-9. Printed 

Wiring 

Board 

- AMP Board (Except African Model) -..........................   22

4-10. Schematic Diagram 

- AMP Board (Except African Model) -..........................   23

4-11. Printed Wiring Boards 

- VOLUME, AUDIO IN, USB Boards - .........................   24

4-12. Schematic Diagram 

- VOLUME, AUDIO IN, USB Boards - .........................   24

4-13.  Schematic Diagram - LCD Board - ................................   25
4-14. Printed Wiring Board 

- LCD Board (Component Side) - ...................................   26

4-15. Printed Wiring Board 

- LCD Board (Conductor Side) - ....................................   27

4-16. Printed Wiring Boards 

- POWER, PUSH SWITCH Boards 
(African and Saudi Arabia Models) - ..............................   28

4-17. Schematic Diagram 

- POWER, PUSH SWITCH Boards 
(African and Saudi Arabia Models) - ..............................   29

4-18. Printed Wiring Boards 

- POWER, PUSH SWITCH Boards 
(Except African and Saudi Arabia Models) - ..................   30

4-19. Schematic Diagram 

- POWER, PUSH SWITCH Boards 
(Except African and Saudi Arabia Models) - ..................   31

5-1.  Cabinet (Rear) Section ....................................................   37
5-2.  AMP Board Section ........................................................   38
5-3.  Panel (Top) Section .........................................................   39
5-4.  Cabinet (Front) Section ...................................................   40
5-5. Chassis 

Section 

...............................................................  41

5-6.  DVD Mechanism Deck Section (CDM85 (MB)) ...........   42

This system incorporates with Dolby* 
Digital.
* Manufactured under license from Dolby 

Laboratories. 
“Dolby” and the double-D symbol are 
trademarks of Dolby Laboratories.

MPEG Layer-3 audio coding technology 
and patents licensed from Fraunhofer IIS 
and Thomson.
Windows Media is either a registered 
trademark or trademark of Microsoft 
Corporation in the United States and/or 
other countries.
This product contains technology subject 
to certain intellectual property rights of 
Microsoft. Use or distribution of this 
technology outside of this product is 
prohibited without the appropriate 
license(s) from Microsoft.
ABOUT MPEG-4 VISUAL: THIS 
PRODUCT IS LICENSED UNDER THE 
MPEG-4 VISUAL PATENT PORTFOLIO 
LICENSE FOR THE PERSONAL AND 
NONCOMMERCIAL USE OF A 
CONSUMER FOR DECODING VIDEO 
IN COMPLIANCE WITH THE MPEG-4 
VISUAL STANDARD (“MPEG-4 VIDEO”) 
THAT WAS ENCODED BY A 
CONSUMER ENGAGED IN A 
PERSONAL AND NONCOMMERCIAL 
ACTIVITY AND/OR WAS OBTAINED 
FROM A VIDEO PROVIDER LICENSED 
BY MPEG LA TO PROVIDE MPEG-4 
VIDEO. 
NO LICENSE IS GRANTED OR SHALL 
BE IMPLIED FOR ANY OTHER USE.
ADDITIONAL INFORMATION 
INCLUDING THAT RELATING TO 
PROMOTIONAL, INTERNAL AND 
COMMERCIAL USES AND LICENSING 
MAY BE OBTAINED FROM MPEG LA, 
LLC. SEE http://www.mpegla.com/
All other trademarks and registered 
trademarks are of their respective holders. 
In this manual, 

TM

 and 

®

 marks are not 

specified.