Skip to Content

Applicable Models

This information is for the following models:
  • NWZ-E438F
  • NWZ-E436F
  • NWZ-E435F
  • NWZ-E438F
  • NWZ-E436F
  • NWZ-E435F

About this download

Firmware refers to the operational software that is embedded in the Walkman. This utility will upgrade the Firmware to Version 1.02.

Target Model:

  • NWZ-E435F/E436F/E438F

Resolved Symptoms: With the above products, customers may experience the following symptoms. The symptoms will be fixed with this firmware update.

  • Title and album information attached files are not displayed correctly on the unit.
  • The unit turns off in a specific point, when playing MP4 files in Video Library.
  • The beginning of the video are skipped in a few seconds, when WMV files are played in Video Library.
  • Sometimes audio to video synchronization may not occur, when playing back movies.

Target Firmware:

  • The firmware version of the following products should be less than or equal to 1.02.

Verifying the Model and Firmware Version: Please confirm the Model and the Firmware version from the steps below.

  1. Press and hold the BACK/HOME button until the Home menu appears.
  2. Press   /  /  /  button to select   (Settings), and then press  button.
  3. Press   /  /  /   button to select Common Settings, and then press  button.
  4. Press   /  /  /   button to select Unit Information, and then press   button.
    Confirm the Model and the Firmware version.

Filename: NWZ-E430F_V1_02.exe
Download size: 6.54MB (6,700 KB)
Updated on: 2008/10/20

File Info

File Name

  • NWZ-E435F/E436F/E438F Firmware Version 1.02 Update Program

File Version

  • 1.02

File Size

  • 6.54MB

Release Date

  • 2008-10-20

System Requirements

  • Windows Vista
  • Windows XP

Download

Target Operating System

  • Windows Vista Ultimate (Service Pack 1 or later)
  • Windows Vista Business (Service Pack 1 or later)
  • Windows Vista Home Premium (Service Pack 1 or later)
  • Windows Vista Home Basic (Service Pack 1 or later)
  • Windows XP Professional (Service Pack 2 or later)
  • Windows XP Home Edition (Service Pack 2 or later)
    (The 64 bit version OS is not supported.)

Hardware requirements
CPU: Pentium 4 1.0GHz or higher
Memory: 512MB or more
Display: 800 x 600 dots or better (1024 x 768 pixels or better is recommended)
Display Color: High Color (16bit) or higher

For Windows Vista/Windows XP users

  • Log on with Administrator user name when installing this update program.
  • If you are 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.

Install

Details

Download procedure

  1. Set up the folder for storing the downloaded file on the hard disk. 
    Assuming the folder is named FWUP and is created in C drive.
  2. Save the downloaded file NWZ-E430F_V1_02.exe (6,700 KB) in this folder.
  3. When the download is completed, use Windows Explorer to browse to the folder where the file is saved. Click View and then click Details.
    * If the file size is the same as the download size (6,700 KB) the download is successful. If the size is different, please delete the file and download it again.

Update procedure

Note:

  • During this update process, the unit requires a minimum of 120MB of free space.
  • Please transfer all tracks and data from the unit to the computer before carrying out the firmware update.
  • It cannot be guaranteed that during the update process, the tracks and data stored in the unit would not be damaged or deleted.
  1. Quit all software running on Windows, and complete any other works besides the update.
    * If some other Digital Music Players are connected to the computer, disconnect all of them from the computer.
  2. Connect the unit to the PC.
    * If using a notebook PC, keep an AC adapter connected to the PC to ensure the PC battery stays charged.
  3. Windows Vista users: Click Start button on the task bar of the computer, and click on "Run..." followed by All Programs -> Accessory.
    Windows XP users: Click Start button on the task bar of the computer and click on
    "Run..."   The "Run..." dialog box will be opened.
  4. Type C:\FWUP\NWZ-E430F_V1_02.exe in the Open text box and click OK. The firmware update program will be started.
  5. Confirm the Current Firmware Version/Upgrade Firmware Version.
  6. During displaying "Ready", click Start.
    * Please do not disconnect the unit from the computer during updating.
  7. When the message of completing updating is displayed, click Close button.

Troubleshooting

  • Problem: In Step 5, the current firmware version is showed as "0.00".
    Solution: Close all the software installed in the computer (including the Startup programs), and try updating the firmware again.

Firmware Update Verification

  • Please confirm the firmware version when the upgrade program is completed. The update program installation is successful when firmware version 1.02 is shown on the screen.
  1. Press and hold the BACK/HOME button until the Home menu appears.
  2. Press   /  /  /  button to select   (Settings), and then press  button.
  3. Press   /  /  /   button to select Common Settings, and then press  button.
  4. Press   /  /  /   button to select Unit Information, and then press   button.
  5. Confirm the Firmware version is displaying 1.02.

Note: Please consult the local authorized Sony service facility for assistance with the Firmware Upgrade if there are any problems.