HCD-SLK10D, HCD-SLK20D, WHG-SLK10D, WHG-SLK20D - Sony Audio Service Manual (repair manual). Page 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.

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 

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

‡ 0anufactured under license from Dolby 

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

‡ ³DVD+RW,” “DVD-RW,” “DVD+R,” 

“DVD VIDEO,” and the “CD” logos are 
trademarks.

‡ 0PEG Layer-3 audio coding technology and 

patents licensed from Fraunhofer IIS and 
Thomson.

‡

³0emory Stick,” 

, 

³0HPRUy Stick Duo,” 

, ³0DJLF*DWH

0HPRU\Stick,” ³0emory Stick PRO,” 

, ³0HPRUy Stick 

PRO Duo,” 

, 

³0HPRUy Stick PRO-HG Duo,” 

, ³0HPRUy 

StLFN0LFUo,” , 

, 

³0HPRUy StLFN520´

, ³0agicGate,” and 

 are trademarks or 

registered trademarks of Sony Corporation.

‡ 6DHC Logo is a trademark of SD-3C, LLC.
‡ :indows0HGLa is either a registered 

trademark or trademark of 0Lcrosoft 
Corporation in the United States and/or other 
countries.

‡ 7his product contains technology subject to 

certain intellectual property rights of 
0LFUosoft. Use or distribution of this 
technology outside of this product is 
prohibited without the appropriate license(s) 
frRP0LFURVRIt.

‡ 7HIS PRODUCT IS LICENSED UNDER 

THE 03EG-4 VISUAL PATENT 
PORTFOLIO LICENSE FOR THE 
PERSONAL AND 121&200(RCIAL 
USE OF A CONS80ER FOR
(i) ENCODING VIDE2,1&203/,$1&( 
WITH THE 03EG-4 VISUAL STANDARD 
(“03EG-4 VIDEO”)
AND/OR
(ii) DECODING 03EG-4 VIDEO THAT 
WAS ENCODED BY $&21680(5 
ENGAGED IN A PERSONAL AND NON-
&200(RCIAL ACTIVITY AND/OR WAS 
OBTAINED FR20 A VIDEO PROVIDER 
LICENSED BY 03EG LA TO PROVIDE 
03EG-4 VIDEO.
NO LICENSE IS GRANTED OR SHALL BE 
,0PLIED FOR ANY OTHER USE. 
ADDITIONAL INFO50ATION 
INCLUDING THAT RELATING TO 
3520OTIONAL, INTERNAL AND 
&200(RCIAL USES AND LICENSING 
0$<BE OBTAINED )520 03EG LA, 
LLC. SEE 

http://www.mpegla.com/

‡ $ll other trademarks and registered 

trademarks are of their respective holders. In 
this manual, 70and ® marks are not 
specified.

This appliance is classified as a CLASS 1 
LASER product. This marking is located on 
the bottom exterior.

When the self-diagnosis function is 
activated to prevent the system from 
malfunctioning, a service number appears 
on the screen. The service number 
consists of an alphabet and numerals (e.g. 
C 1350). See the following table for the 
cause and corrective action.

C 13

This disc is dirty.
‡ Clean the disc with a 

soft cloth.

C 31

The disc is not inserted 
correctly.
‡ 5estart the system, 

then re-insert the disc 
correctly.