NWZ-S763, NWZ-S763BT, NWZ-S764, NWZ-S764BT, NWZ-S765 - Sony Audio Service Manual (repair manual). Page 2

Frequency response
20 to 20,000 Hz (when playing data file, single signal measurement)

FM Frequency range
87.5 to 108.0 MHz

128 kHz

Headphone cord antenna

 Communication system: Bluetooth specification version 2.1+EDR (*1)

 Output: Bluetooth specification Power Class 2

 Maximum communication range: Line of sight approx. 10 meters (30 feet) (*2)

 Frequency band: 2.4 GHz band (2.4000 GHz - 2.4835 GHz)

 Modulation method: FHSS

 Compatible Bluetooth profiles (*3)

 A2DP (Advanced Audio Distribution Profile)

 AVRCP (Audio Video Remote Control Profile)

 OPP (Object Push Profile)

 Supported Codec (*4): SBC (*5)

(*1) EDR stands for Enhanced Data Rate.
(*2) The range may vary depending on the communication environment.
(*3) Bluetooth profiles are standardized according to the purpose of the Bluetooth device.
(*4) Codec indicates the audio signal compression and conversion format.
(*5) SBC stands for Subband Codec.

Headphone: Stereo mini-jack
WM-PORT (multiple connecting terminal): 22 pins
Hi-Speed USB (USB 2.0 compliant)

5 °C to 35 °C (41 ºF to 95 ºF)

 Built-in rechargeable lithium-ion battery

 USB power (from a computer via a USB connector of your “WALKMAN”)

USB-based charging
Approx. 3 hours (full charge), Approx. 1.5 hours (approx. 80 %)

Actual battery life may vary depending on settings. The estimated battery usage hours shown below are 
based on typical usage conditions with “Basic setting of battery life measurement” as shown in the table 
below.

 Even if your “WALKMAN” is turned off for an extended period, a small amount of battery power is still 

consumed.

 Battery life may vary depending on volume setting, conditions of use, and ambient temperature.

Playback at MP3 128 kbps

Approx. 50 hours

Approx. 12 hours

Playback at WMA 128 kbps

Approx. 50 hours

Approx. 12 hours

Playback at AAC-LC 128 kbps

Approx. 48 hours

Approx. 12 hours

Playback at Linear PCM 1,411 kbps Approx. 56 hours

Approx. 12 hours

Playback at MPEG-4 384 kbps

Approx. 10 hours

Approx. 6 hours

Playback at AVC Baseline 384 kbps Approx. 10 hours

Approx. 6 hours

Playback at WMV 384 kbps

Approx. 10 hours

Approx. 6 hours

Receiving FM broadcasting

Approx. 20 hours

-

-

s

r

u

o

h

 

9

 .

x

o

r

p

p

A

g

n

i

d

r

o

c

e

R

[Common Settings]

[Screen Off Timer] (*1) (*2) 

 

[30 Sec]

[Brightness] (*3) 

 

[3]

[Battery Care] (*4) 

 

[Off]

[Music Settings]

[Equalizer] (*5) 

 

[None] (*6)

[VPT (Surround)] (*5) 

 

[None]

[DSEE (Sound Enhance)] (*5) 

  [Off]

[Clear Stereo] (*5) 

 

[Off]

[Dynamic Normalizer] (*5) 

 

[Off]

[DPC (Speed Control)] (*7) 

 

[Off]

[Display Lyrics] (*8) 

 

[On]

[Karaoke/Language Study] (*9) 

[Off]

[Bluetooth 
Settings]

[Wireless Playback Quality]

[Prioritize Connection]

(*1) The [Off] setting shortens the battery life by about 80% compared with the [30 Sec] setting.
(*2) The longer the waiting time, the shorter the battery life for continuous music playback.
(*3) The [5] setting shortens the battery life for continuous video playback by about 45% compared with the [3] 

setting.

(*4) The [On] setting shortens the battery life by about 10% compared with the [Off] setting.
(*5) Setting [Equalizer] to other than [None], [VPT (Surround)] to other than [None], [DSEE (Sound Enhance)] to 

[On], [Clear Stereo] to [On] and [Dynamic Normalizer] to [On] shortens the battery life for continuous music 
playback by about 50% compared with setting them to [None] or [Off].

(*6) The default setting of your “WALKMAN” sold in the Latin America region is [Custom 1]. The [Custom 1] 

setting shortens the battery life for continuous music playback by about 20% compared with the [None] 

setting.

(*7) The [x2.0] setting shortens the battery life for continuous music playback by about 70% compared with the 

[Off] setting.

(*8) The [On (Screen Always On)] setting shortens the battery life for continuous music playback by about 85% 

compared with the [On] setting.

(*9) The [Maximum Karaoke Mode] setting shortens the battery life for continuous music playback by about 85% 

compared with the [Off] setting.

2-inch (5.1 cm), TFT color display with white LED-backlight, QVGA (320 × 240 pixels), 262,144 colors

Approx. 43.6 mm × 97.5 mm × 7.9 mm (1 3/4 inches × 3 7/8 inches × 5/16 inches)

Approx. 44.3 mm × 97.5 mm × 8.4 mm (1 3/4 inches × 3 7/8 inches × 11/32 inches)

Approx. 57 g (2.1 oz)

Bluetooth specification version 2.1+EDR (*1)

Bluetooth specification Power Class 2

Line of sight approx. 10 meters (30 feet) (*2)

2.4000 GHz - 2.4835 GHz

FHSS

 A2DP (Advanced Audio Distribution Profile)

 AVRCP (Audio Video Remote Control Profile)

SBC (*5)

 Built-in Rechargeable lithium-ion battery

 USB power (from a computer via a USB connector of the Bluetooth headphones)

50.5 mm × 24.5 mm × 11.3 mm (2 inches × 31/32 inches × 15/32 inches)

50.5 mm × 25.5 mm × 19.0 mm (2 inches × 1 1/16 inches × 3/4 inches)

Approx. 27 g (1.0 oz)

Approx. 4 hours

USB-based charging
Approx. 2.5 hours

(*1) EDR stands for Enhanced Data Rate.
(*2) The range may vary depending on the communication environment.
(*3) Bluetooth profiles are standardized according to the purpose of the Bluetooth device.
(*4) Codec indicates the audio signal compression and conversion format.
(*5) SBC stands for Subband Codec.

Design and specifications are subject to change without notice.

 “WALKMAN” (1)

 Headphones (1)

 Earbuds (Size S, L) (1)

 Attachment (1)  

Use when connecting your “WALKMAN” to the cradle (not supplied), etc.

 Quick Start Guide

 Software 

The software is stored in the built-in flash memory of your “WALKMAN,” and includes the following 
items. For details on how to install, refer to “Quick Start Guide.”

 Media Go

 WALKMAN Guide

 User Guide, etc.

NWZ-S763/S764/S765 only

 USB cable (1) 

NWZ-S763BT/S764BT only

 Wireless Stereo Headphones (1)

 Earbuds for Wireless Stereo Headphones (Size S, L) (1)

 Micro USB cable (1)

 Charge cable (1)

 User Guide for Wireless Stereo Headphones (1)

Design and specifications are subject to change without notice.

 “WALKMAN” and “WALKMAN” logo are registered trademarks of Sony Corporation.

 12 TONE ANALYSIS and its logo are trademarks of Sony Corporation.

 SensMe™ and the SensMe™ logo are trademarks or registered trademarks of Sony Ericsson Mobile 

Communications AB.

 “PlayStation” and “PSP” are registered trademarks of Sony Computer Entertainment Inc.

 MPEG Layer-3 audio coding technology and patents licensed from Fraunhofer IIS and Thomson.

 Microsoft, Windows, Windows Vista and Windows Media are either trademarks or registered 

trademarks of Microsoft Corporation in the United States and/or other countries.

 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.

 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.

 The Bluetooth word mark and logos are owned by the 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.

 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

 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://WWW.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

 All other trademarks and registered trademarks are trademarks or registered trademarks of their 

respective holders. In this manual, TM and ® marks are not specified.

This product is manufactured in compliance with “Embedded Memory with Playback and Recording 
Function System” (hereafter referred to as EMPR (*1)) standard. “MagicGate Type-R for Secure Video 
Recording for EMPR” is applied to this product as a content protection method.

(*1) “EMPR” is a name of a standard for systems that support copyright protection system developed by Sony 

Corporation. “MagicGate Type-R for Secure Video Recording for EMPR” has received approval from Dpa 
(The Association for Promotion of Digital Broadcasting) as a content protection method for making a 
recording of digital broadcasting.

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.

Program ©2011 Sony Corporation
Documentation ©2011 Sony Corporation

Information on Expat
Copyright ©1998, 1999, 2000 Thai Open Source Software Center Ltd and Clark Cooper.
Copyright ©2001, 2002, 2003, 2004, 2005, 2006 Expat maintainers.

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and 
associated documentation files (the “Software”), to deal in the Software without restriction, including without 
limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the 
Software, and to permit persons to whom the Software is furnished to do so, subject to the following 
conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions 
of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 
INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A 
PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
DEALINGS IN THE SOFTWARE.

Information on ncurses
Copyright (c) 1998-2004,2006 Free Software Foundation, Inc.

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and 
associated documentation files (the “Software”), to deal in the Software without restriction, including without 
limitation the rights to use, copy, modify, merge, publish, distribute, distribute with modifications, sublicense, 
and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, 
subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions 
of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 
INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A 
PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE ABOVE COPYRIGHT 
HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Except as contained in this notice, the name(s) of the above copyright holders shall not be used in 
advertising or otherwise to promote the sale, use or other dealings in this Software without prior written 
authorization.

Information on netkit-ftp
Copyright (c) 1985, 1989 Regents of the University of California.
All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that 
the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this list of conditions and the 
following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the 
following disclaimer in the documentation and/or other materials provided with the distribution.
3. All advertising materials mentioning features or use of this software must display the following 
acknowledgement:
This product includes software developed by the University of California, Berkeley and its contributors.
4. Neither the name of the University nor the names of its contributors may be used to endorse or promote 
products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS “AS IS” AND ANY 
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY 
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 
OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 
IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Information on strace
Copyright (c) 1991, 1992 Paul Kranenburg <[email protected]>
Copyright (c) 1993 Branko Lankester <[email protected]>
Copyright (c) 1993 Ulrich Pegelow <[email protected]>
Copyright (c) 1995, 1996 Michael Elizabeth Chastain <[email protected]>
Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <[email protected]>
Copyright (c) 1998-2001 Wichert Akkerman <[email protected]>
All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that 
the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this list of conditions and the 
following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the 
following disclaimer in the documentation and/or other materials provided with the distribution.
3. The name of the author may not be used to endorse or promote products derived from this software 
without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE AUTHOR “AS IS” AND ANY EXPRESS OR IMPLIED 
WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 
ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH 
DAMAGE.

Information on OpenSSL
LICENSE ISSUES
The OpenSSL toolkit stays under a dual license, i.e. both the conditions of the OpenSSL License and the 
original SSLeay license apply to the toolkit.
See below for the actual license texts. Actually both licenses are BSD-style Open Source licenses. In case 
of any license issues related to OpenSSL please contact [email protected].

OpenSSL License
Copyright ©1998-2011 The OpenSSL Project.
All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that 
the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this list of conditions and the 
following disclaimer.

2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the 
following disclaimer in the documentation and/or other materials provided with the distribution.

3. All advertising materials mentioning features or use of this software must display the following 
acknowledgment:
“This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit. 
(

http://www.openssl.org/

)”

4. The names “OpenSSL Toolkit” and “OpenSSL Project” must not be used to endorse or promote products 
derived from this software without prior written permission. For written permission, please contact openssl-
[email protected].

5. Products derived from this software may not be called “OpenSSL” nor may “OpenSSL” appear in their 
names without prior written permission of the OpenSSL Project.

6. Redistributions of any form whatsoever must retain the following acknowledgment:

“This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit 
(

http://www.openssl.org/

)”

THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT “AS IS” AND ANY EXPRESSED OR 
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
SHALL THE OpenSSL PROJECT OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
POSSIBILITY OF SUCH DAMAGE.
This product includes cryptographic software written by Eric Young ([email protected]). 
This product includes software written by Tim Hudson ([email protected]).

Original SSLeay License
Copyright ©1995-1998 Eric Young ([email protected])
All rights reserved.
This package is an SSL implementation written by Eric Young ([email protected]).
The implementation was written so as to conform with Netscapes SSL.
This library is free for commercial and non-commercial use as long as the following conditions are aheared 
to. The following conditions apply to all code found in this distribution, be it the RC4, RSA, lhash, DES, etc., 
code; not just the SSL code. The SSL documentation included with this distribution is covered by the same 
copyright terms except that the holder is Tim Hudson ([email protected]).
Copyright remains Eric Young’s, and as such any Copyright notices in the code are not to be removed.
If this package is used in a product, Eric Young should be given attribution as the author of the parts of the 
library used.
This can be in the form of a textual message at program startup or in documentation (online or textual) 
provided with the package.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that 
the following conditions are met:
1. Redistributions of source code must retain the copyright notice, this list of conditions and the following 
disclaimer.

2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the 
following disclaimer in the documentation and/or other materials provided with the distribution.

3. All advertising materials mentioning features or use of this software must display the following 
acknowledgement:
“This product includes cryptographic software written by Eric Young ([email protected])”
The word ‘cryptographic’ can be left out if the rouines from the library being used are not cryptographic 
related :-).

4. If you include any Windows specific code (or a derivative thereof) from the apps directory (application 
code) you must include an acknowledgement:
“This product includes software written by Tim Hudson ([email protected])”
THIS SOFTWARE IS PROVIDED BY ERIC YOUNG “AS IS” AND ANY EXPRESS OR IMPLIED 
WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 
BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 
ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH 
DAMAGE.
The licence and distribution terms for any publically available version or derivative of this code cannot be 
changed. i.e. this code cannot simply be copied and put under another distribution licence [including the 
GNU Public Licence.]

Content owners use Windows Media digital rights management technology (WMDRM) to protect their
intellectual property, including copyrights. This device uses WMDRM software to access WMDRM-
protected content. If the WMDRM software fails to protect the content, content owners may ask
Microsoft to revoke the software’s ability to use WMDRM to play or copy protected content. 
Revocation does not affect unprotected content. When you download licenses for protected content,
you agree that Microsoft may include a revocation list with the licenses. Content owners may require
you to upgrade WMDRM to access their content. If you decline an upgrade, you will not be able to
access content that requires the upgrade.     

  The Bluetooth word mark and logos are owned by the 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.

  “WALKMAN” and “WALKMAN” logo are registered trademarks of Sony Corporation.