NWZ-A864/A865/A866 Firmware Update Program Download Service

For owners of Walkman A series, we offer NWZ-A864/A865/A866 firmware update program to the latest version 1.04.
Please read carefully the following instructions.

Note: This update utility is not necessary if your Walkman has already been updated to firmware version 1.04 by the automatic firmware update function.

Contents of the update  
This utility updates the Walkman® player to firmware version 1.04 and provides the following benefits:

• Improved stability when connecting with some Bluetooth devices of other companies.
  

Improvements provided by previous updates and included in version 1.04: 

• Stability of the touch panel operation has been improved.
  

Applicable Models
NWZ-A860 Series (NWZ-A864/A865/A866) that have firmware version lower than 1.04.

Target owners
The owners of the target products whose firmware version should be 1.00.

How to confirm the Model and the Firmware version
Please confirm the Model and the Firmware version from the steps below.

1. Press the HOME button until the Home menu appears.
2. Tap (Settings), Common Settings, and Unit Information.

Confirm the Model and the Firmware version.

Target PC environments
* OS

• Windows 8
• Windows 8 Pro
• Windows 7 Ultimate (Service Pack 1 or later)
• Windows 7 Professional (Service Pack 1 or later)
• Windows 7 Home Premium (Service Pack 1 or later)
• Windows 7 Home Basic (Service Pack 1 or later)
• Windows 7 Starter (Service Pack 1 or later)
• Windows Vista Ultimate (Service Pack 2 or later)
• Windows Vista Business (Service Pack 2 or later)
• Windows Vista Home Premium (Service Pack 2 or later)
• Windows Vista Home Basic (Service Pack 2 or later)
• Windows XP Professional (Service Pack 3 or later)\
• Windows XP Home Edition (Service Pack 3 or later)
  (Not supported 64 bit version OS for Windows XP Professional.)
  

Hardware requirements

• CPU
  Windows 8: 1 GHz or more
  Windows 7: Pentium Ⅲ 1GHz or higher
  Windows Vista: Pentium Ⅲ 800MHz or higher
  Windows XP: Pentium Ⅲ 500MHz or higher
  
• Memory
  Windows 8: 1 GB or more (32bit) / 2 GB or more (64bit)
  Windows 7: 1GB or more (32bit version) / 2GB or more (64bit version)
  Windows Vista: 512MB or more
  Windows XP: 256MB or more
  Display: 800 x 600 dots or better (1024 x 768 dots or better is recommended)
  Display Color: High Color (16bit) or higher
  

Before Update

• After updating, the firmware cannot be reinstated an earlier version.
• Please transfer all data from the unit to the computer in advance, since the data may be lost when upgrading as they are remained on the unit. We cannot guarantee in case the tracks and the data are damaged or deleted by this update.
• When upgrading, the unit is needed to have a free space about 70 MB. Please confirm the size from the steps below.
  - Press the HOME button until the Home menu appears.
  - Tap  (Settings), Common Settings, and Unit Information.
  Confirm the “Free/Total Memory Space”.
• When downloading the program and upgrading the firmware, log on to the computer with the administrator name or with any name which belongs to the administrator.
• If you are Windows 8 user, Windows 7 user or Windows Vista user, “Windows needs your permission to continue” message appears in the User Account Control dialog box. Click Continue to proceed, and follow the announcements.