HT-S20R
3
Sony CONFIDENTIAL
For Authorized Servicer
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.
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.
Copyrights and Trademarks
This system incorporates Dolby* Digital.
* Manufactured under license from Dolby Laboratories.
Dolby, Dolby Audio and the double-D symbol are
trademarks of Dolby Laboratories.
The terms HDMI, HDMI High-Definition
Multimedia Interface, and the HDMI Logo are
trademarks or registered trademarks of HDMI
Licensing Administrator, Inc.
The BLUETOOTH® word mark and logos are
registered trademarks owned by Bluetooth SIG,
Inc. and any use of such marks by Sony
Corporation is under license. Other trademarks
and trade names are those of their respective
owners.
“BRAVIA” logo is a trademark of Sony Corporation.
“PlayStation” is a registered trademark or
trademark of Sony Interactive Entertainment Inc.
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 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.
All other trademarks are trademarks of their
respective owners.
1.
SERVICING NOTES
................................................ 4
2. DISASSEMBLY
2-1. Disassembly Flow (SA-WS20R/SS-S20R) ....................... 7
2-2. AMP Block (SA-WS20R) .................................................. 8
2-3. MAIN Board (SA-WS20R) ............................................... 9
2-4. POWER Board (SA-WS20R) ............................................ 10
2-5. BT Module (SA-WS20R) .................................................. 11
2-6. Front Panel Block-1 (SA-WS20R) .................................... 12
2-7. Front Panel Block-2 (SA-WS20R) .................................... 13
2-8. USB Board, DISPLAY Board (SA-WS20R) ..................... 14
2-9. Front Panel Assy, Touch KEY Board (SA-WS20R) .......... 15
2-10. SPK Unit (Subwoofer), Wood Box Assy (SA-WS20R) .... 16
2-11. Speaker Block-1 (SS-S20R) .............................................. 17
2-12. Speaker Block-2 (SS-S20R) .............................................. 18
2-13. Grille Assy_L (Left Side) (SS-S20R) ................................ 19
2-14. Grille Assy_C (Center) (SS-S20R) .................................... 19
2-15. Grille Assy_R (Right Side) (SS-S20R) .............................. 20
2-16. SPK Unit (Bar Speaker) (SS-S20R) .................................. 20
2-17. Rubber Foot, Cushion Foot, Rear Panel Block
(SS-S20R) .......................................................................... 21
3. TROUBLESHOOTING
............................................. 22
4. DIAGRAMS
4-1. Block
Diagram
................................................................... 24
4-2. Printed Wiring Board - MAIN Board (SA-WS20R) - ....... 26
4-3. Schematic
Diagram
- MAIN Board (1/2) (SA-WS20R) - .................................. 27
4-4. Schematic
Diagram
- MAIN Board (2/2) (SA-WS20R) - .................................. 28
4-5. Printed Wiring Board - USB Board (SA-WS20R) - .......... 29
4-6. Schematic Diagram - USB Board (SA-WS20R) - ............. 29
4-7. Printed
Wiring
Board
- DISPLAY Board (SA-WS20R) - ..................................... 30
4-8. Schematic Diagram - DISPLAY Board (SA-WS20R) - .... 30
4-9. Printed
Wiring
Board
- TOUCH KEY Board (SA-WS20R) -............................... 31
4-10. Schematic Diagram
- TOUCH KEY Board (SA-WS20R) -............................... 31
4-11. Printed Wiring Board - POWER Board (SA-WS20R) - .... 32
4-12. Schematic Diagram - POWER Board (SA-WS20R) - ....... 33
5.
EXPLODED VIEWS
5-1. Subwoofer Front Section (SA-WS20R) ............................ 38
5-2. Subwoofer AMP Section (SA-WS20R) ............................. 39
5-3. Bar Speaker Section (SS-S20R) ........................................ 40
5-4. Surround Speaker Section (SS-SS20R) ............................. 41
6.
ELECTRICAL PARTS LIST
................................. 42
7. ACCESSORIES
.......................................................... 43
TABLE OF CONTENTS
Ver. 1.3
SYS SET
2021/02/10 22:25:21 (GMT+09:00)
