Sony 3-877-773-13 (1) User Manual

NWZ-B133 / B135 / B133F / B135F. GB. 3-877-773-11(1)

NWZ-B133 / B135 / B133F / B135F. GB. 3-877-773-11(1)

The serial number provided for the player is required for the customer registration. The 

number is shown on the rear of the player.

• Do not format the built-in flash memory using Windows Explorer. If you format the 

built-in flash memory, format it on the player ( page 46).

• The Operation Guide (PDF file) is stored in the built-in flash memory of the player. If the 

built-in flash memory is formatted, all files including the Operation Guide (PDF file) will 

be erased. Be sure to verify the files stored in memory prior to formatting, and export 

necessary files to the hard disk of your computer or other device. 

If you format the built-in flash memory of the player by accident, download the 

Operation Guide (PDF file) from the support web site ( page 47) and store it in the 

built-in flash memory of the player.

Thank you for purchasing the NWZ-B133/B135/B133F/B135F*

1

.

By transferring songs from your computer to the player, you can enjoy them wherever you 

go. You can also listen to FM radio (NWZ-B133F/B135F only) and record voice using the 

player.

Please check the accessories in the package.

 Headphones (1)

 Operation Guide (this manual)

*2

 (1)

 Quick Start Guide

*3

 (1)

*

1

 Depending on the country/region in which you have purchased the player, some models may not be 

available.

*

2

 Depending on the country/region in which you have purchased the player, the Operation Guide is 

supplied only by PDF file in the player’s memory (not a printed manual).

*

3

 The Quick Start Guide is not supplied when your Operation Guide is supplied by a printed manual.