Sony NWZ-S636F Service Manual
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SERVICE MANUAL
Ver. 1.0 2008.08
 ATRAC is trademark of Sony Corporation.
 "WALKMAN" and "WALKMAN" logo are registered trademarks of Sony
Corporation.
and
are trademarks of Sony Corporation.
 12 TONE ANALYSIS and its logo are trademarks of Sony Corporation.
 SensMe is a trademark or a registered trademark of Sony Ericsson Mobil
Communications AB.
 Microsoft, Windows, Windows Vista and Windows Media are trademarks or
registered trademarks of Microsoft Corporation in the United States and/or
other countries.
 Adobe, Adobe Reader and Adobe Flash Player are trademarks or registered
trademarks of Adobe Systems Incorporated in the United States and/or other
countries.
 MPEG Layer-3 audio coding technology and patents licensed from
Fraunhofer IIS and Thomson.
 IBM and PC/AT are registered trademarks of International Business
Machines Corporation.
 Apple, Macintosh and iTunes are trademarks of Apple Inc., registered in the
U.S. and other countries.
 QuickTime and the QuickTime logo are trademarks or registered trademarks
of Apple Inc., used under license there from.
 Pentium is a trademark or a registered trademark of Intel Corporation.
 This software is based in part on the work of the Independent JPEG Group.
 THIS PRODUCT IS LICENSED UNDER THE MPEG-4 VISUAL PATENT
PORTFOLIO LICENSE FOR THE PERSONAL AND NON-COMMERCIAL
USE OF A CONSUMER FOR
(i) ENCODING VIDEO IN COMPLIANCE WITH THE MPEG-4 VISUAL
STANDARD ("MPEG-4 VIDEO") AND/OR
(ii) DECODING MPEG-4 VIDEO THAT WAS ENCODED BY A
CONSUMER ENGAGED IN A PERSONAL AND NON-COMMERCIAL
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
Sony Corporation
9-889-258-01
2008H05-1
Audio&Video Business Group
©
2008.08
Published by Sony Techno Create Corporation
NWZ-S636F/S638F/S639F/
 THIS PRODUCT IS LICENSED UNDER THE AVC PATENT PORTFOLIO
LICENSE FOR THE PERSONAL AND NON-COMMERCIAL USE OF A
CONSUMER TO
(i) ENCODE VIDEO IN COMPLIANCE WITH THE AVC STANDARD
("AVC VIDEO") AND/OR
(ii) DECODE AVC VIDEO THAT WAS ENCODED BY A CONSUMER
ENGAGED IN A PERSONAL AND
NON-COMMERCIAL ACTIVITY AND/OR WAS OBTAINED FROM A
VIDEO PROVIDER LICENSED TO PROVIDE AVC VIDEO. NO LICENSE
IS GRANTED OR SHALL BE IMPLIED FOR ANY OTHER USE.
ADDITIONAL INFORMATION MAY BE OBTAINED FROM MPEG LA,
L.L.C. SEE HTTP://MPEGLA.COM
 THIS PRODUCT IS LICENSED UNDER THE VC-1 PATENT PORTFOLIO
LICENSE FOR THE PERSONAL AND NON-COMMERCIAL USE OF A
CONSUMER TO
(i) ENCODE VIDEO IN COMPLIANCE WITH THE VC-1 STANDARD
("VC-1 VIDEO") AND/OR
(ii) DECODE VC-1 VIDEO THAT WAS ENCODED BY A CONSUMER
ENGAGED IN A PERSONAL AND NON-COMMERCIAL ACTIVITY
AND/OR WAS OBTAINED FROM A VIDEO PROVIDER LICENSED
TO PROVIDE VC-1 VIDEO.
NO LICENSE IS GRANTED OR SHALL BE IMPLIED FOR ANY OTHER
USE. ADDITIONAL INFORMATION MAY BE OBTAINED FROM MPEG
LA, L.L.C. SEE HTTP://WWW.MPEGLA.COM
 US and foreign patents licensed from Dolby Laboratories.
 All other trademarks and registered trademarks are trademarks or registered
TM
trademarks of their respective holders. In this manual,
and ® marks are not
specified.
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.
Content providers are using the digital rights management technology for Windows Media
contained in this device ("WM-DRM") to protect the integrity of their content ("Secure
Content") so that their intellectual property, including copyright, in such content is not
misappropriated.
This device uses WM-DRM software to play Secure Content ("WM-DRM Software"). If
the security of the WM-DRM Software in this device has been compromised, owners of
Secure Content ("Secure Content Owners") may request that Microsoft revoke the WM-
DRM Software's right to acquire new licenses to copy, display and/or play Secure Content.
Revocation does not alter the WM-DRM Software's ability to play unprotected content. A
list of revoked WM-DRM Software is sent to your device whenever you download a
license for Secure Content from the Internet or from a PC. Microsoft may, in conjunction
with such license, also download revocation lists onto your device on behalf of Secure
Content Owners.
Program ©2008 Sony Corporation
Documentation ©2008 Sony Corporation
S736F/S738F/S739F
NWZ-S638F/S736F/S738F
Canadian Model
NWZ-S636F/S638F/S639F/S736F
NWZ-S638F/S639F/S738F/S739F
Tourist Model
NWZ-S736F/S738F/S739F
French Model
East European Model
NWZ-S638F/S639F/S738F
Mexican Model
NWZ-S636F/S638F/S639F
SPECIFICATIONS
Supported file format
Music (Includes podcasts*
1
)
Audio Formats
MP3
Media File format: MP3 (MPEG-1 Layer3) file format
(Codec)
File extension: .mp3
Bit rate: 32 to 320 kbps (Supports variable bit rate (VBR))
Sampling frequency*
WMA
Media File format: ASF file format
File extension: .wma
Bit rate: 32 to 192 kbps (Supports variable bit rate (VBR))
Sampling frequency*
* Compatible with WM-DRM 10
AAC-LC*
3
Media File format: MP4 file format
File extension: .mp4, .m4a, .3gp
Bit rate: 16 to 320 kbps (Supports variable bit rate (VBR))*
Sampling frequency*
Linear PCM
Media File format: Wave-Riff file format
File extension: .wav
Bit rate: 1,411 kbps
Sampling frequency*
1
Video (Includes podcasts*
)
Video Formats
Frame rate: Max. 30 fps
(Codec)
Resolution: Max. QVGA (320 × 240)
AVC
Media File format: MP4 file format, "Memory Stick" video format
(H.264/AVC)
File extension: .mp4, .m4v
Profile: Baseline Profile
Level: Max. 1.3
Bit rate: Max. 768 kbps
MPEG-4
Media File format: MP4 file format, "Memory Stick" video format
File extension: .mp4, .m4v
Profile: Simple Profile
Bit rate: Max. 2,500 kbps
Windows
Media File format: ASF file format
Media Video 9*
5
File extension: .wmv
Bit rate: Max. 1,700 kbps
Audio Formats
AAC-LC
Channel number: Max. 2 channels
(Codec)
(for AVC,
Sampling frequency*
MPEG-4)
Bit rate: Max. 288 kbps / channel
WMA
Bit rate: 32 to 192 kbps (Supports variable bit rate (VBR))
(for Windows
Sampling frequency*
Media Video
* Compatible with WM-DRM 10
9)
File size
Max. 2 GB
The number of files
Max. 1,000
– Continued on next page –
DIGITAL MEDIA PLAYER
US Model
AEP Model
UK Model
E Model
2
: 32, 44.1, 48 kHz
2
: 44.1 kHz
4
2
: 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, 48 kHz
2
: 44.1 kHz
2
: 24, 32, 44.1, 48 kHz
2
: 44.1 kHz

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Summary of Contents for Sony NWZ-S636F

  • Page 1  12 TONE ANALYSIS and its logo are trademarks of Sony Corporation. ENGAGED IN A PERSONAL AND  SensMe is a trademark or a registered trademark of Sony Ericsson Mobil Audio Formats Media File format: MP3 (MPEG-1 Layer3) file format...
  • Page 2 Capacity (User available capacity)* The number of files Max. 10,000 NWZ-S636F/S736F: 4 GB (Approx. 3.46 GB = 3,725,197,312 bytes) The maximum recordable number of podcasts is 10,000. NWZ-S638F/S738F: 8 GB (Approx. 7.19 GB = 7,725,514,752 bytes) Sampling frequency may not correspond to all encoders.
  • Page 3: Table Of Contents

    NWZ-S636F/S638F/S639F/S736F/S738F/S739F SECTION 1 SERVICING NOTES TABLE OF CONTENTS UNLEADED SOLDER Boards requiring use of unleaded solder are printed with the lead- free mark (LF) indicating the solder contains no lead. SERVICING NOTES ..........(Caution: Some printed circuit boards may not come printed with...
  • Page 4 NWZ-S636F/S638F/S639F/S736F/S738F/S739F NOTE THE COMPLETE PC BOARD REPLACING  Press and hold the BACK/HOME button in the pause mode until the When the complete PC board is replaced, format it according to Home menu appears. the following.  Press the /// button to select...
  • Page 5 NWZ-S636F/S638F/S639F/S736F/S738F/S739F 2-5. [ ] keys (S872 - S876) Note: Refer to page 19 for the schematic diagram. Refer to page Connection: 20 for the printed wiring boards. digital voltmeter METHOD OF JUDGING RIGHT AND WRONG OF PARTS RELATED TO SWITCH...
  • Page 6: General

    NWZ-S636F/S638F/S639F/S736F/S738F/S739F SECTION 2 This section is extracted GENERAL from instruction manual. Parts and Controls Front Rear  BACK/HOME button*  NOISE CANCELING switch (NWZ-  OPTION/PWR OFF button* S736F/S738F/S739F only) Press to go up one list screen level, or Displays the option menu.
  • Page 7: Disassembly

    NWZ-S636F/S638F/S639F/S736F/S738F/S739F SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. 3-1. DISASSEMBLY FLOW 3-2. REAR ASSY (Page 7) 3-4. BATTERY ASSY 3-3. MAIN BOARD (Page 8) (Page 8) LCD ASSY (Page 9) 3-6. SW/AU BOARD (Page 9) Note: Follow the disassembly procedure in the numerical order given.
  • Page 8: Main Board

    NWZ-S636F/S638F/S639F/S736F/S738F/S739F 3-3. MAIN BOARD Note: This illustration sees set from rear side. two screws (DIA.1.4 × 3.5) adhesive sheet (escutcheon-A) spacer (line in) MAIN board escutheon Turn over sheet (main-PWB) and holder (B). LCD flexible board (CN801) key flexible print board...
  • Page 9: Lcd Assy

    NWZ-S636F/S638F/S639F/S736F/S738F/S739F 3-5. LCD ASSY Note: This illustration sees set from rear side. sheet (main-PWB) holder (B) adhesive sheet (holder) two self tap screws battery block adhesive sheet (LCD) spacer (VOL) LCD assy key flexible print board two claws 3-6. SW/AU BOARD Note: This illustration sees set from rear side.
  • Page 10: Test Mode

    NWZ-S636F/S638F/S639F/S736F/S738F/S739F SECTION 4 TEST MODE 4-1-1. Power supply voltage check Note: Information on the test mode must correspond in enough This mode is used in case power supply voltage in the state where security. When the leakage has been revealed by any all power supply lines are starting is checked.
  • Page 11 NWZ-S636F/S638F/S639F/S736F/S738F/S739F 4-1-3. Standby current check 4-1-5. Battery voltage detection check This mode is used in case standby current is checked. This mode is used in case battery voltage is checked. Checking method: Checking method: 1. Enter the test mode. 1. Enter the test mode.
  • Page 12 NWZ-S636F/S638F/S639F/S736F/S738F/S739F 4-2-1. Output check 4-2-3. Frequency characteristic 1 check “1 kHz 0 dBs L-ch/R-ch VOLUME: 25” audio signal is output- “20 Hz 0 dBs L-ch/R-ch VOLUME: 25” audio signal is output- ted. ted. Checking method: Checking method: 1. Enter the test mode.
  • Page 13 NWZ-S636F/S638F/S639F/S736F/S738F/S739F 4-2-5. CH separation (L-ch) check 4-2-7. Maximum output check “1 kHz 0 dBs L-ch VOLUME: 25” audio signal is outputted. “1 kHz 0 dBs L-ch/R-ch VOLUME: 30” (Headphone output when AVLS operates: “1 kHz 0 dBs L-ch/R-ch VOLUME: 13”) audio Checking method: signal is outputted.
  • Page 14 NWZ-S636F/S638F/S639F/S736F/S738F/S739F 4-2-9. Sound pressure regulation level check 4-2-11. User specifi cation contents playback 2 “1 kHz 0 dBs L-ch/R-ch VOLUME: 30” audio signal is output- “/User2.oma” is reproduced. ted. Checking method: Checking method: 1. Enter the test mode. 1. Enter the test mode.
  • Page 15 NWZ-S636F/S638F/S639F/S736F/S738F/S739F 4-3. Video 4-3-2. User specifi cation contents playback 1 “/User1.mp4” is reproduced. liquid crystal display Checking method: MPTAPP (X.XX.XX) 1. Enter the test mode. 2. Press the [ ] key to select the “VIDEO”, and press the [ POWER key to enter the minor item.
  • Page 16 NWZ-S636F/S638F/S639F/S736F/S738F/S739F 4-3-4. User specifi cation contents playback 3 4-4-1. Clock check “/User3.mp4” is reproduced. The movement of an internal clock is confi rmed. Checking method: Checking method: 1. Enter the test mode. 1. Enter the test mode. 2. Press the [ ] key to select the “VIDEO”, and press the [...
  • Page 17 NWZ-S636F/S638F/S639F/S736F/S738F/S739F 4-4-3. Frequency check that presses key 4-4-8. NAND capacity check The frequency to which the key is pressed, insert/pull out frequen- Capacity of NAND fl ash memory, present bud block, maximum cy of cradle and insert/pull out frequency of the headphone are bud block, and vender ID are displayed.
  • Page 18 NWZ-S636F/S638F/S639F/S736F/S738F/S739F 4-5-2. Clear stereo setting (No cable) 4-7-1. Reception output check This mode is according to an original sound playback, for adjust- FM tuning checked. ment to right and left sound. Checking method: Note: Not used for the servicing. 1. Enter the test mode.
  • Page 19: Diagrams

    NWZ-S636F/S638F/S639F/S736F/S738F/S739F SECTION 5 DIAGRAMS THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. 5-1. SCHEMATIC DIAGRAM (In addition to this, the necessary note is printed in each block.) For Printed Wiring Boards. For Schematic Diagrams. Note: Note: • Y : parts extracted from the conductor side.
  • Page 20: Printed Wiring Boards

    NWZ-S636F/S638F/S639F/S736F/S738F/S739F 5-2. PRINTED WIRING BOARDS • : Uses unleaded solder. MAIN BOARD (SIDE B) MAIN BOARD (SIDE A) VDR854 VDR853 CN851 FB852 RESET R857 VDR857 C853 JL614 S603 C753 R752 JL909 R858 IC902 R753 C752 R932 VDR862 VDR861 R603 JL613...
  • Page 21: Exploded Views

    REAR ASSY (RED) (NWZ-S638F: MX) 9-885-125-64 REAR ASSY (NWZ-S739F: E, JE) 9-885-125-91 REAR ASSY (NWZ-S639F: CND) 9-885-125-65 REAR ASSY (BLACK) (NWZ-S636F: CND) 9-885-125-66 REAR ASSY (RED) (NWZ-S636F: CND) 9-885-125-92 REAR ASSY (BLACK) (NWZ-S639F: AEP, UK) 9-885-125-67 REAR ASSY (PINK) (NWZ-S636F: CND)
  • Page 22: Lcd Section

    NWZ-S636F/S638F/S639F/S736F/S738F/S739F 6-2. LCD SECTION PC board section Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-104-158-01 KNOB (HOLD) (HOLD N) (for BLACK, RED) 4-104-171-01 SHEET (LCD) ADHESIVE 4-104-158-11 KNOB (HOLD) (HOLD N) (for GOLD) 3-248-370-01 SCREW, SELF TAP...
  • Page 23: Pc Board Section

    PC BOARD, COMPLETE (for SERVICE) (NON-NC/US/8G) (NWZ-S638F: US) (NC/E/8G) (NWZ-S738F: E, JE) X-2320-390-1 PC BOARD, COMPLETE (for SERVICE) X-2320-413-1 PC BOARD, COMPLETE (for SERVICE) (NON-NC/CA/4G) (NWZ-S636F: CND) (NC/E/16G) (NWZ-S739F: E, JE) 3-930-461-11 SCREW (DIA. 1.4X3.5), PRECISION X-2320-391-1 PC BOARD, COMPLETE (for SERVICE) 4-109-548-01...
  • Page 24: Electrical Parts List

    COMPLETE (for SERVICE)) (NWZ-S638F: US) X-2320-390-1 MAIN BOARD (included in PC BOARD, CN861 (Not supplied) CONNECTOR, FFC/FPC 11P COMPLETE (for SERVICE)) (NWZ-S636F: CND) X-2320-391-1 MAIN BOARD (included in PC BOARD, < RESISTOR > COMPLETE (for SERVICE)) (NWZ-S638F: CND) X-2320-392-1 MAIN BOARD (included in PC BOARD,...
  • Page 25 C873 1-164-943-81 CERAMIC CHIP 0.01uF (Audio input cable) (NWZ-S736F/S738F/S739F) 3-272-845-11 PIECE (S), EAR (size S) (GRAY) < TRANSISTOR > (Ear bud for WHITE Headphones) (NWZ-S636F) 3-272-845-21 PIECE (S), EAR (size S) (CLEAR BLACK) Q871 6-550-747-01 TRANSISTOR 3LP01S-K-TL-E (Ear bud for BLACK Headphones) (NWZ-S636F/S638F/S639F) <...
  • Page 26 S/M/L) (for Black, Silver, Red models: NWZ-S636F/S638F/S639F) 8-912-801-90 RECEIVER MDREX082LW19 SET (Headphones: WHITE) (including ear buds: size S/M/L) (for Pink model: NWZ-S636F) X-2319-246-3 SOFT APPLICATION ASSY (CD-ROM: Windows Media Player 11, Content Transfer, Operation Guide (PDF fi le)) (US)
  • Page 27 NWZ-S636F/S638F/S639F/S736F/S738F/S739F MEMO...
  • Page 28 NWZ-S636F/S638F/S639F/S736F/S738F/S739F REVISION HISTORY Checking the version allows you to jump to the revised page. Also, clicking the version at the top of the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2008.08...

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