Press Release

Sony Introduces New Compact Walkman MP3 Player B Series
The ultra-lightweight Walkman B series showcases a sleek metallic finish with deep bass tones
Hong Kong, May 20, 2010 Sony Corporation of Hong Kong Limited today introduced the latest Walkman B series to the Walkman MP3 player collection. Sporting a new metallic look, the latest B series offers a more intuitive user experience with booming bass that will resonate with young music lovers. The Walkman B series features a one touch Bass Enhancer with red power illuminator to boost bass performance on music tracks. Adding to the groove, the illuminators LED lights will dance and pulse with the music. Like the newly launched W series, the lipstick-sized B series also features ZAPPINTM for easy music playback. When the ZAPPINTM feature is activated, the main chorus of each song is played, allowing users to easily scan through their music library to find the song they want to hear. It also integrates a new jog dial that enables easier toggling and music navigation.
Stylishly sleek, the new B series sports a shiny new look with a sleek metallic paint finish on its USB cap. The Quick Charge feature lets users enjoy 90 minutes of music playback with just a 3 minute charge, and the Walkman also features a long battery life of up to 18 hours1 with just 70 minutes of full charging. Like its predecessor, the Walkman B series offers a wide variety of audio features, from MP3 music playback to voice and FM recording. Transferring music directly to the music player is also easily done with a simple drag-and-drop. Sonys new Walkman NWZ-B152 (2GB) and NWZ-B153 (4GB) will be available at the suggested retail prices of HK$348 and HK$488 respectively from end of May 2010. Model Walkman B series NWZ-B152 (2GB) NWZ-B153 (4GB) Colours Black, Pink, Red, Blue Availability Dates End of May 2010
Optional Walkman Accessory Walkman B series arm band (CKA-NWU10)
The names of actual companies and products mentioned herein may be the trademarks of their respective owners. WALKMAN is a registered trademark of Sony Corporation. ZAPPIN is a trademark of Sony Corporation. iTunes is a trademark of Apple Inc., registered in the U.S. and other countries.
For customer enquiries please contact Sony sales and services hotline at (852)2345-2966.
18 hours of music playback with MP3 files at 128 kbps, screen on Save ON Super, sound effects: Equalizer None, Bass: Deactivated, Power Illuminator: LED OFF.
About Hong Kong Marketing Company Hong Kong Marketing Company (HKMC), a division of Sony Corporation of Hong Kong Limited, provides sales, marketing and after sales services for Sonys consumer electronics products as well as broadcast and professional products in Hong Kong and Macau. For more information on Sonys products and services, please visit its web site on www.sony.com.hk.
About make.believe make.believe (make dot believe) is a Group-wide brand message that unites Sonys communications initiatives across electronics, games, movies, music, mobile phones and network services. make.believe symbolizes the spirit of Sony the power of creativity, the ability to turn ideas into reality and the belief that anything you can imagine, you can make real. ###
Specification sheet for Walkman B150F Series
Specifications Audio Formats (Codec) MP3 NWZ-B152F NWZ-B153F
Notes (Supported file format) Maximum recordable number of songs and time (Approx.)2
Media File format: MP3(MPEG-1 Layer3) file format File extension:.mp3 Bit rate: 32 to 320kbps (Supports variable bit rate (VBR)) Sampling frequency *1: 32, 44.1, 48kHz Media File format: ASF file format File extension:.wma Bit rate: 32 to 192kbps (Supports variable bit rate (VBR)) Sampling frequency *1 : 44.1kHz *1 Sampling frequency may not correspond to all encoders. Bitrates 48kbps 64kbps 128kbps 256kbps 320kbps NWZ-B152F NWZ-B153F number time[H:M] number time[H:M] 1,250 83:20 2,550 170:63:20 1,950 130:31:65:16:32:12:26:00 Files:2640,Folders:500

Maximum recordable number of files or folders(Approx.) Capacity (User available capacity) Notes (capacity) Output (headphones)
2GB 4GB Approx. 1.73GB =1853587456bytes Approx. 3.54GB =3798007808bytes *1 Available storage capacity of the player may vary. A portion of the memory is used for data management functions. Frequency response 20 to 20,000 Hz(when playing data file, single signal measurement) Preset: 30 presets FM Frequency range 87.5 to 108.0 MHz The frequency is changed by 0.1MHz. Headphone cord antenna Headphone:Stereo mini-jack Hi-Speed USB(USB 2.0 compliant) 5 'C to 35 'C (41 'F to 95 'F) Built-in 170 mAh rechargeable lithium-ion battery USB power (from a computer via a USB connector of the player) Approx. 18hours3 USB-based charging Approx. 70 minutes
FM radio (NWZB142F/B143F only) Antenna Interface Operating temperature Power Source Battery life Charging Time
Based on 4 minutes per song approximately in MP3 format.
Display Dimension(w/h/d) Mass Supplied Items
3-line LCD 90.9 x 23.3 x 15.2mm (3-5/8 x 15/16 x 5/8 inches) Approx. 28 g (Approx. 1.0 oz) Headphones (1) Quick Start Guide (1) The following folders are stored in the [Storage Media] folder of the memory of the player. The following items (PDF files and shortcuts) are included in these folders. [Operation Guide]*1 folder Contains PDF files of the Operation Guide. [Support] folder Contains shortcut icons to Customer Support and Customer Registration in the country/region folders. [PC_Application_Software] folder Contains a shortcut icon to the Windows Media Player 11 download site. If you use Windows Media Player 10 or less on your computer, download Windows Media Player 11 from this web site. *1 PDF files named [xxx_NWZB150.pdf] in this folder are the Operation Guide. The language name is displayed in the place of xxx. Choose the manual of your language. Computer: IBM PC/AT or compatible computer preinstalled with the following Windows operating systems*1: - Windows XP Home Edition (Service Pack 2 or later) - Windows XP Professional (Service Pack 2 or later) - Windows Vista Home Basic (Service Pack 1 or later) - Windows Vista Home Premium (Service Pack 1 or later) - Windows Vista Business (Service Pack 1 or later) - Windows Vista Ultimate (Service Pack 1 or later) - Windows 7 Home Basic - Windows 7 Home Premium - Windows 7 Professional - Windows 7 Ultimate Supported 64 bit version OS for Windows Vista.& Windows7 Not supported by OSs other than above *1 Excluding OS Versions not supported by Microsoft. Flash Black/Red/Blue/Pink/Gold (Handling colours varies in each countries) Playbackable files: within 8th level in "MUSIC" folder Hi-Speed USB MSC / MTP YES Folder/All Songs/Artist/Album/Playlists/Genre/Release Year Normal / Repeat All / Repeat 1 Song / Repeat Shuffle All Short /Long English/Spanish/French/Portuguese/Russian/Simplified Chinese/ Traditional Chinese/Korean

System Requirements(for the player)
Memory Colors Target folder in Drag and Drop Music features PC Connection USB mode Power illuminater Music Searching Methods Music Play Mode Zappin Menu Language
Sound Effects (Available for Music Playback Only) Firmware 3-min Charge 90-min Playback Headphone Maximum Power Output 16 ohms/mW Screen direction Supplied Accessories
Bass Boost/ 5Band equalizerHeavy/Pop/Jazz/Unique/Custom Upgradable Yes MDR-E804Y 5mW+5mW Horizontal only Headphones, Quick Start Guide

Troubleshooting

Troubleshooting..56 Messages..65

Additional Information

Precautions..67 License and Trademark Notice.75 Specifications...76 Index..81
Basic Operations and Screens Basic Operations and Screens

Parts and Controls

Headphones
REC/STOP button Starts/stops recording. You can record sound using the players built-in microphone ( p.41). You can also record the currently received FM program (NWZ-B152F/ B153F only) ( p.37). VOL +*1/ button Adjusts the volume. ZAP button Changes between normal playback and ZAPPIN playback ( p.24). You can also change the playback range of song clips in ZAPPIN playback ( p.25).
BASS/PLAY MODE*2 button Activates the Bass function to emphasize the low sound range ( p.29). You can also change the play mode ( p.28). *1 button Turns on/off the player ( p.9). Starts/pauses song playback ( p.21), or pauses/restarts recording ( p.37, 41). When a menu appears on the display, use this button to confirm a menu item ( p.12). Shuttle switch Rotate to find the beginning of a song, or fast-rewinds/forwards ( p.21). When a menu appears on the display, rotate to select a menu item ( p.12).
*1There are tactile dots. Use them to help with button operations. on the player *2The function marked with is activated when you press and hold the corresponding button.
Table of Contents Home Menu
(Headphone) jack For connecting the headphones. Insert the jack pin until it clicks into place. If the headphones are connected improperly, the sound from the headphones will be impaired. Display The display varies depending on the application that is currently active ( p.8, 10, 21, 33, 41, 45).
BACK/HOME button Returns to the previous menu. Press and hold this button to display the Home menu ( p.12). Power illuminator Illuminated by LED ( p.47). The illumination pattern varies according to the operation.
MIC (Microphone) See p.41. Strap hole Used to attach a strap (sold separately). RESET button Resets the player when you press the RESET button with a small pin, etc ( p.56). When you turn on the player after resetting it, the player reactivates the previously set items. HOLD switch You can protect the player against accidental operation while carrying it by setting the HOLD switch. By sliding the HOLD switch in the direction of the arrow (), all operation buttons are disabled. If you press buttons while the hold function is activated, [HOLD] appears in the display. If you slide the HOLD switch to the opposite position, the hold function is released.

When charging a depleted battery, the power illuminator blinks clockwise and nothing appears in the display.
If you charge the player that has not been used for a long period, your computer may not recognize the player or nothing may appear on the display. Charge the player for about 5 minutes, and it starts operating properly. Charge the battery in an ambient temperature of between 5 C to 35 C (41 F to 95 F). If you try to charge the battery in an ambient temperature outside this range, the icon may appear, and charging cannot be performed. If you do not intend to use the player for over half a year, charge the battery at least once during this time to maintain battery performance. The number of times the battery can be recharged before it is used up is approximately 500 times. This number may vary, depending on the conditions under which you use the player. Some USB devices connected to the computer may interfere with proper operation of the player. We do not guarantee operation of the player using a personally assembled/modified computer. If the computer enters a power saving mode, such as the Sleep or Hibernation mode, even during USB connection, the players battery is not charged. Instead, the player continues to draw power from the battery, discharging it. Do not leave the player connected for extended periods to a laptop computer that is not connected to AC power, since the player may discharge the computers battery. While the player is connected to a computer, do not turn on, restart, wake up from Sleep mode, or shut down the computer. These operations may cause the player to malfunction. Disconnect the player from the computer before performing these operations. Heat may build up while charging. This is not malfunction.
Selecting the Display Language [Language]
You can select from a variety of languages for the display of menus and messages on the player.
From the Home menu, select
desired language setting.
English Spanish French Portuguese Russian ] ] ]

Drag and drop the files to the selected folder.
Be careful not to accidentally bump or put stress on the player, especially when it is connected to your computer. It may be damaged. Do not disconnect the player while files are being transferred. If you do, the file being transferred may be damaged. If the player is disconnected while files are being transferred, unnecessary files may be left in the player. In this case, transfer usable files back to the computer and format the player ( p.51). Some files may not be played back on the player due to copyright protection. For details on the capacity for files and folders, see Maximum recordable number of files or folders (Approx.) ( p.77). Data hierarchy may differ, depending on your computer environment. It may take time to start up the player or display the file/folder list when many files or folders are stored on the player.
Playing Music Playing Music
Playing Music [Music Library]
You can listen to transferred songs on the player. The transferred songs are stored in [Music Library]. To play music, select [Music Library] from the Home menu to display the music playback screen.
[Music Library] [Now Playing].
The music playback screen appears and playback begins from the last song you listened to. About the playback screen, see Playback screen ( p.8). When you select [Music Library], the search menu appears. You can select the desired search method to display the list screen and search for songs. For details, see Searching for Songs ( p.26). When the player turns off from the song playback status, you can start playback of the last song you listened to by pressing the button.
To (screen indication) Do this
Play () / pause () Skip to the beginning of the current song / next song
Press the button. Rotate the shuttle switch to /.
Fast-rewind () / fast-forward Rotate and hold the shuttle switch to / () the current song during playback and release it at the desired point. When fast-rewind/fast-forward a song

Song 12 01:23

Elapsed time
Full length of the song/file

Playing Music

You can change the song playback from the normal playback to ZAPPIN playback ( p.23). The player offers a variety of play modes, including random play and selected repeat play ( p.28). You can emphasize the low range (Bass function) ( p.29). You can also change the sound quality by selecting the equalizer ( p.30).
Playing Music Using ZAPPIN playback

What is ZAPPIN playback?

ZAPPIN enables sequential playback of song clips at a preset duration.

Start playback of the last file you listened to. Select a folder a song. Select a song from the song list. Select an artist an album a song. Select an album a song. Select a playlist a song. Select a genre an album a song. Select a release year a song.
To return to the previous menu Press the BACK/HOME button.
You can edit or change ID3 tag information and the playlist using Windows Media Player 11 or 12. For details about usage, or support on Windows Media Player, refer to the Windows Media Player information from the following web site: http://support.microsoft.com/
Only songs that have ID3 tag information can be automatically classified by the player. If the song does not have artist or album information, [Unknown] appears. If the song does not have a song name, name it on your computer. For details on the capacity for files and folders, see Maximum recordable number of files or folders (Approx.) ( p.77). It may take time to start up the player or display the file/folder list when many files or folders are stored on the player.
Changing the Play Mode [Play Mode]
The player offers a variety of play modes, including random play and selected repeat play.
button BASS/PLAY MODE button
Press and hold the BASS/PLAY MODE button during playback or
pause. The setting screen appears. button to confirm.
You can select the desired setting from the Home menu, select Settings] [Play Mode] the desired setting.
List of the [Play Mode] settings
Play mode type/Icon Description
[Normal]/No icon Repeat all/ Repeat 1 song/ Repeat shuffle all/
After the current song ends, all songs of the selected folder/ album/artist are played once. (Default setting) After the current song ends, all songs of the selected folder/ album/artist are played repeatedly. The current song is played repeatedly. After the current song ends, all songs of the selected folder/ album/artist are played in random order.
Setting the Sound Quality

If high sensitivity causes the player to receive many unwanted broadcast stations, change the [Scan Sensitivity] setting to [Low] ( p.40).
Presetting broadcast stations manually
You can preset broadcast stations which [FM Auto Preset] cannot detect ( p.35).

frequency.

[FM] [Manual] the desired
Press the BACK/HOME button.
Select [Add Preset] the desired preset number.
The frequency you select in step 1 is preset to the selected preset number. If you select a preset number that is already assigned to another frequency, the message confirming whether to replace the setting appears. Selecting [OK] will replace the setting.
You can preset up to 30 stations.
Deleting preset broadcast stations
On the FM radio screen, press the BACK/HOME button. Select [Delete Preset] the preset number you intend to delete
[OK]. The preset broadcast station is deleted.

Recording FM Radio

You can record FM radio on the player and play recorded FM radio programs.

REC/STOP button

Press and hold the REC/STOP button while listening to the station
you want to record. The player goes into standby for recording. You can also record FM radio by pressing the REC/STOP button. Press the REC/STOP button. Rotate the shuttle switch to select [OK], and then press the button to confirm. Recording starts. To pause recording, press the button. Press it again to resume recording. The recording is saved as a file named [FRnnnn]*1 in the [Record] [FM] folder.
*1File names are automatically assigned from [FR0001] to [FR9999].
Press the REC/STOP button.
Press the REC/STOP button again to stop recording.
Recording in poor reception areas may result in noise. Record in a stronger reception area. The programs and sound files recorded by the player can be played back on the player ( p.39) or on a computer.
If you rename files of the [Record] folder on your computer, or put files which have been imported to your computer back into the [Record] folder, you may not be able to play them on the player. You cannot change the bit rate for recording FM programs. Only [High] is available.
Deleting recorded FM radio programs
[FM] [Delete Rec Data] the recorded FM radio program you intend to delete [OK].
The selected FM radio program is deleted. Select [Cancel] to cancel deletion. To delete all recorded FM radio programs, select [Delete All].
Playing Back Recorded FM Radio Programs
[FM] [Play Rec Data] the recorded FM radio program you want. The playback screen appears and playback of the recorded FM radio program begins. About the playback screen, see Playback screen ( p.8). To listen to all recorded FM radio program, select [Play All].

The transferred songs cannot be found. The memory of the player was formatted using Windows Explorer. Format the memory using the [Format] menu of the player ( p.51). The player was disconnected from the computer while files were being transferred. Transfer usable files back to your computer and format the memory using the [Format] menu of the player ( p.51). There is no sound from the right channel of the headphones. Or the right channel sound is heard from both sides of the headphones. The headphone jack is not fully inserted. If the headphones are not connected correctly, sound will not be output properly. Connect the headphones into the jack until it clicks ( p.6). Playback has stopped suddenly. The remaining battery power is insufficient. Charge the battery power by connecting to the computer ( p.14). The player cannot be formatted. The remaining battery power is low or insufficient. Charge the battery power by connecting to the computer ( p.14). The player does not work. There is not enough free space in the memory. Connect the player to the computer and delete any unnecessary songs or files to increase free space on the player.

Display

The title of a song is not displayed correctly. If unsupported characters are included in the title, the title will be displayed without the unsupported characters. Rename the title with appropriate characters on the computer. Garbled characters are displayed. The wrong language is selected. Select the correct language from [Language] ( p.16, 49), and then transfer data to the player again.
The power does not turn on. The HOLD switch is set to the direction of the arrow (). Slide the HOLD switch to the opposite direction of the arrow () ( p.7). If you press the button immediately after turning off the player, the player does not start due to the shutting down process. Wait for a few seconds, then turn on the power. The remaining battery power is insufficient. Charge the battery power by connecting to the computer ( p.14). If the player does not react, even after charging the battery, press the RESET button to reset the player ( p.56). There is not enough free space in the memory. For details on the capacity for files and folders, see Maximum recordable number of files or folders (Approx.) ( p.77). At least 20 MB of free space is necessary to function normally. If you want to check the free space, open [My Computer] or [Computer] [WALKMAN], right-click [Storage Media]*1 to display the menu, and then select [Properties]. *1 Data hierarchy may differ, depending on your computer environment. Battery life is short. The operating temperature is below 5 C (41 F). Battery life becomes shorter due to the battery characteristics. This is not malfunction. Battery charging time is not enough. appears. Charge the battery until By adjusting the settings or managing the power supply properly, it is possible to save battery power and use the player for a longer time ( p.52). The battery needs to be replaced. Consult your nearest Sony dealer. The player cannot charge the battery. The player is not connected to a USB connector on your computer properly. Disconnect the player, and then reconnect it. The battery is charged in an ambient temperature out of the range of 5 C (41 F) to 35 C (95 F). icon appears. Charge the battery in an You cannot charge the battery when ambient temperature of 5 C (41 F) to 35 C (95 F). Your computer is not on. Turn on the computer. Your computer is in Sleep or Hibernate status. Disconnect the player from the computer, and then release the computer from Sleep or Hibernate status. Reconnect the player to the computer. Charging completes very quickly. If the battery is already almost fully charged when charging begins, little time is needed to reach full charge.

Recording

The remaining recording time remains the same even though files are deleted. Due to system restrictions, the remaining recording time may not improve if only short files are deleted. The player cannot record. There is not enough free space in the memory. Delete unnecessary files. Export the recorded files to a computer. Necessary free space may vary, depending on the bit rate or recording time. The maximum number of files that can be recorded has been reached. The maximum number of files that can be recorded is 999 files each for FM radio programs (NWZ-B152F/B153F only) and recorded sound files. Delete unnecessary files until recorded FM radio programs (NWZ-B152F/B153F only) and recorded sound files become 999 or less, respectively. Export the recorded files to a computer. The player is connected to a computer. Disconnect the player from the computer. The combined total of the recorded time and the remaining time does not equal the maximum recording time. When you record many short files, they may be recorded with automatically inserted blank spaces between files due to system restrictions. This causes an increase in total recorded time and results in the mismatch. Recorded files cannot be deleted. The file or the folder that cannot be deleted is set to be read-only on a computer. Delete the data using Windows Explorer. The battery power is low or exhausted. Charge the battery fully ( p.14). The folder is not deleted even though recorded files have all been deleted. Files other than the recorded files are included in the folder. Open the folder using Windows Explorer, and delete all the files other than files recorded by the player.
Connection with the computer
[CONNECTED USB] does not appear when the player is connected to the computer. The players USB connector is not connected to a USB connector on your computer properly. Disconnect the player, and then reconnect it. A USB hub is being used. Connect the player directly to a USB connector, as connection via a USB hub may not work. However, a USB hub that supplies power can be used. Another application is running on the computer. Disconnect the player, wait a few minutes, and reconnect it. If the problem persists, disconnect the player, restart the computer, and then reconnect the player. The USB connector on your computer may have a problem. Connect the players USB connector to another USB connector on your computer. The remaining battery power is insufficient. Charge the battery by connecting the player to a running computer for at least 5 minutes. When charging a depleted battery, the power illuminator blinks clockwise and nothing appears in the display. Audio files cannot be transferred to the player from your computer. Transferring may be stopped due to influences such as static electricity, etc. This happens to protect data information. Disconnect the player, then reconnect it. The players USB connector is not connected to a USB connector on your computer properly. Make sure that [DATA ACCESS] or [CONNECTED USB] appears on the display. Disconnect the player, and then reconnect it. There is not enough free space in the memory. Delete unnecessary songs to increase free space. Abnormal file(s) exists on the player. Transfer your necessary files back to your computer and format the player ( p.51). An audio file is damaged. Delete the audio file then transfer it again. When transferring the audio file, close any other applications to avoid file damage. You tried to transfer contents with copyright protection. You cannot transfer contents with copyright protection since the player does not support them. Only a small number of songs can be transferred to the player. There is not enough free space in the memory. Delete unnecessary songs to increase free space. Non-audio data is stored in the memory. Move non-audio files to the computer to increase free space. The player becomes unstable while it is connected to the computer. A USB hub is being used. Connect the player directly to a USB connector, as connection via a USB hub may not work. However, a USB hub that supplies power can be used.

FM Radio (NWZ-B152F/B153F only)
You cannot hear the FM broadcast well. The receiving frequency is not fully tuned in. Select the frequency manually to improve reception ( p.34). Reception is weak and sound quality is poor. The radio signal is weak. Listen to the FM broadcast near a window since the signal may be weak inside buildings or vehicles. The headphone cord is not extended enough. The headphone cord functions as an antenna. Extend the headphone cord as far as possible. The FM broadcast is affected by interference. A device emitting radio signals, such as a mobile phone is being used near the player. When using such devices as mobile phones, keep them away from the player.
There is no beep sound when the player is operated. [Beep] is set to [Beep OFF]. Set [Beep] to [Beep ON] ( p.46). The player gets warm. The player may be warm when the battery is being charged and just after charging. The player also may become warm when a large amount of files are transferred. This is normal and is not cause for concern. Set the player aside for a while to allow it to cool down. The date and time have been reset. If you left the player for a while with the battery used up, the date and time may be reset. appears on the screen This is not a malfunction. Charge the battery until ( p.14) and set the date and time again ( p.17, 45). All settings of the player have been reset. You moved, deleted, or renamed the system files. Or, the memory of the player was formatted using other than the [Format] menu of the player. If you do any of the above operations, the system will be restructured and all settings of the player will be reset when you disconnect the player from the computer or other devices. If the player does not function normally after you format the player using other than the [Format] menu of the player, format the memory using the [Format] menu of the player ( p.51).

Messages

Follow the instructions below if a message appears in the display.
[AVLS] (blinks) The volume level exceeds the rated value while [AVLS(Volume Limit)] is Turn the volume down or disable [AVLS(Volume Limit)] ( p.46). [BOOT ERROR] The memory was not formatted properly. The memory was formatted on a computer. Press button, then [Format OK?] appears. Select [OK] to press button to confirm. All data (songs, etc., including sample data installed at the factory, bundled software installer, and the Operation Guide) will be erased. [CANNOT EXECUTE] You are trying to preset/delete broadcast stations while the player is not in the FM function. Change the function to [FM], and then preset/delete broadcast stations. You are trying to change the equalizer setting while the Bass function is activated. Disable the Bass function, and then change the equalizer setting. [CAN NOT CHARGE] The battery is charged in an ambient temperature out of the range of 5 C (41 F) to 35 C (95 F). icon appears. Charge the battery in an You cannot charge the battery when ambient temperature of 5 C (41 F) to 35 C (95 F). [CHARGING] The battery is being charged. This is not an error. Wait until the battery is charged fully. However, you can use the player with the battery not charged fully. [CONNECTED USB] The player is connected to a computer. This is not an error. You cannot operate the controls on the player while connected to a computer. [DRM ERROR] The player cannot play the audio files that use the digital rights management technology for Windows Media (WM-DRM). Transfer the normal audio file back to the computer and then format the memory.

On Software Copyright laws prohibit reproducing the software or the manual accompanying it in whole or in part, or renting the software without the permission of the copyright holder. In no event will Sony be liable for any financial damage, or loss of profits, including claims made by third parties, arising out of the use of the software supplied with this player. The software provided with this player cannot be used with equipment other than that to which it is so designated. Please note that, due to continued efforts to improve quality, the software specifications may be changed without notice. Operation of this player with software other than that provided is not covered by the warranty. The ability to display the languages on supplied software will depend on the installed OS on your computer. For better results, please ensure that the installed OS is compatible with the desired language you want to display.
We do not guarantee all the languages will be able to be displayed properly on the supplied software. User-created characters and some special characters may not be displayed.
The explanations in this manual assume that you are familiar with the basic operations of Windows. For details on the use of your computer and operating system, please refer to the respective manuals.
About sample data*1 The player is pre-installed with sample data. If you delete the sample data, you cannot restore it, and we will not supply any replacement data.
In some countries/regions some sample data is not installed.
The recorded song is limited to private use only. Use of the song beyond this limit requires permission of the copyright holders. Sony is not responsible for incomplete recording/downloading or damaged data due to problems of the player or computer. Depending on the type of the text and characters, the text shown on the player may not be displayed properly on device. This is due to:
The capacity of the connected player. The player is not functioning normally. Content information is written in language or character that are not supported by the player.
About the customer support Web site If you have any questions or issues with a Sony product, or would like information on compatible items with a Sony product, visit the following Web sites.
For customers in the USA: http://www.sony.com/walkmansupport For customers in Canada: http://www.sony.ca/ElectronicsSupport/ For customers in Europe: http://support.sony-europe.com/DNA For customers in Latin America: http://www.sony-latin.com/index.crp For customers in other countries/regions: http://www.sony-asia.com/support For customers who purchased the overseas models: http://www.sony.co.jp/overseas/support/

License and Trademark Notice
WALKMAN and WALKMAN logo are registered trademarks of Sony Corporation. ZAPPIN and its logo are trademarks of Sony Corporation. 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. Macintosh is a trademark of Apple Inc. All other trademarks and registered trademarks are trademarks or registered trademarks of their respective holders. In this manual, TM and marks are not specified. Program 2010 Sony Corporation Documentation 2010 Sony Corporation

Specifications

Supported file format
Audio Formats (Codec) MP3 Media File format: MP3 (MPEG-1 Layer3) file format File extension:.mp3 Bit rate: 32 to 320 kbps (Supports variable bit rate (VBR)) Sampling frequency*1: 32, 44.1, 48 kHz Media File format: ASF file format File extension:.wma Bit rate: 32 to 192 kbps (Supports variable bit rate (VBR)) Sampling frequency*1: 44.1 kHz
*1 Sampling frequency may not correspond to all encoders.
Maximum recordable number of songs and time (Approx.)
The approximate times are based on the case in which you transfer or record only 4 minutes songs in the MP3 format. Other playable audio file format song numbers and times may differ from MP3 format.

NWZ-B152/B152F

Bit rate 48 kbps 64 kbps 128 kbps 256 kbps 320 kbps Number 1,190 Time 83 hr. 20 min. 63 hr. 20 min. 31 hr. 20 min. 16 hr. 00 min. 12 hr. 40 min.

NWZ-B153/B153F

Number 2,550 1,Time 170 hr. 00 min. 130 hr. 00 min. 65 hr. 20 min. 32 hr. 40 min. 26 hr. 00 min.
Maximum recordable time (Approx.)
The times below are estimated for the case where only FM (NWZ-B152F/B153F only) or Voice audio files are stored. The time may differ, depending on the conditions under which the player is used.

Codec*

Time 47 hr. 50 min. 95 hr. 40 min. 191 hr. 20 min. 23 hr. 50 min.
Time 23 hr. 20 min. 46 hr. 40 min. 93 hr. 20 min. 11 hr. 40 min.

[Save ON Super] [None] Deactivate [LED OFF]
[Power Save Mode]*1 ( p.47) [Equalizer]*2 ( p.30)
[Save ON Normal] [None] Activate [LED ON]
[BASS]* ( p.29) Settings for the power [LED]*3 ( p.47) illuminator
Settings for recording [Voice Record Codec] [Mid] [Low] quality ( p.44) *1 When [Power Save Mode] is set to [Save ON Normal], the battery life becomes approximately 30% shorter than [Save ON Super]. When [Power Save Mode] is set to [Save OFF], the battery life becomes approximately 70% shorter than [Save ON Super]. *2 When [Equalizer] is set to [Heavy], [Pop], [Jazz], [Unique] or [Custom], the battery life becomes approximately 50% shorter than [None]. *3 When [BASS] is activated and [LED] is set to [LED ON], the battery life shortens by approximately 50%.

3-line LCD

Dimension (w/h/d, projecting parts not included)
90.14.7 mm (3 5/8 7/8 19/32 inches)

Dimension (w/h/d)

90.9 23.3 15.2 mm (3 5/8 15/16 5/8 inches)
Approx. 28 g (Approx. 1.0 oz)

Supplied items

Headphones (1) Quick Start Guide (1) The following folders are stored in the [Storage Media] folder of the memory of the player. The following items (PDF files and shortcuts) are included in these folders. [Operation Guide]*1 folder Contains PDF files of the Operation Guide. [Support] folder Contains shortcut icons to Customer Support and Customer Registration in the country/region folders. [PC_Application_Software] folder Contains a shortcut icon to the Windows Media Player 11 download site. If you use Windows Media Player 10 or less on your computer, download Windows Media Player 11 from this web site.
*1 PDF files named [xxx_NWZB150.pdf] in this folder are the Operation Guide. The language name is displayed in the place of xxx. Choose the manual of your language.
System Requirements (for the player)
Computer IBM PC/AT or compatible computer preinstalled with the following Windows operating systems*1: Windows XP Home Edition (Service Pack 2 or later) Windows XP Professional (Service Pack 2 or later) Windows Vista Home Basic (Service Pack 1 or later) Windows Vista Home Premium (Service Pack 1 or later) Windows Vista Business (Service Pack 1 or later) Windows Vista Ultimate (Service Pack 1 or later) Windows 7 Home Basic Windows 7 Home Premium Windows 7 Professional Windows 7 Ultimate Supported 64 bit version OS for Windows Vista & Windows 7. Not supported by OSs other than above. *1Excluding OS Versions not supported by Microsoft. CPU: 300 MHz or more (For Windows Vista, 800 MHz or more. For Windows 7, 1 GHz or more) RAM: 128 MB or more (For Windows Vista, 512 MB or more. For Windows 7, 1 GB (32 bit) / 2GB (64 bit) or more) USB connector (Hi-Speed USB is recommended) Internet Explorer 6.0 or later, Windows Media Player 11 or 12 need to be installed. Broadband Internet connection is required to use Electronic Music Distribution (EMD) or to visit the web site. We do not guarantee operation for all computers even if they meet the above System Requirements. Not supported by the following environments: Personally constructed computers or operating systems An environment that is an upgrade of the original manufacturer-installed operating system Multi-boot environment Multi-monitor environment Macintosh

Design and specifications are subject to change without notice.
Symbols (Repeat all).. 28 (Repeat 1 song).. 28 (Repeat shuffle all). 28 (ZAPPIN playback). 8, 24 [Custom].. 30 [Heavy]. 30 [Jazz].. 30 [Pop].. 30 [Unique].. 30 A Adobe Reader.. 2 ADPCM.. 41, 77 [Artist].. 26 [AVLS (Volume Limit)].. 46 B BACK/HOME button. 6, 12 BASS/PLAY MODE button..5, 28, 29 Bass function.. 8, 29 Battery.. 14, 78 [Beep].. 46 Bit rate.. 53 C Computer..14, 62, 80 [Contrast].. 47 D Date and Time.. 17 Delete

Display.. 6, 8, 34

F Fast-forward.. 21 Fast-rewind.. 21 [FM].. 10, 33 [FM Auto Preset]. 35 FM radio screen.. 34 [Format]... 51 H Headphones..6, 71, 77, 79 HOLD switch. 7 Home menu. 10 I [Information].. 48 [Initialize].. 51 L [Language]. 16, 49 [LED].. 6, 47 M Manual tuning.. 33 Messages.. 65 Microphone. 7, 41 MP3..19, 53, 76 [Music Library]..10, 12, 21 P Playback.. 21, 23 Play back recorded data. 39, 43 Playback screen. 8 [Play Mode].. 28 Power.. 9 Power illuminator.. 6 [Power Save Mode]. 47 Preset tuning.. 33
Recorded data..38, 42 Songs...32
E [Equalizer].. 30 Explorer.. 19
R Radio.. 33 REC/STOP button.5, 37, 41 Recharging.. 14 Recording.. 37, 41 Remaining battery.. 8, 14 Repeat... 28 [Reset All Settings].. 50 RESET button.. 7, 56 Reset the player.. 56 S [Scan Sensitivity].. 40 Search for songs.. 26 [Set Date-Time]. 17, 45 [Settings].. 10, 45 Shuffle... 28 Shuttle switch. 5 Sound quality.. 29, 30 Strap hole... 7 Supplied items. 79 T Time setting.. 17, 45 Transferring.. 19 Troubleshooting.. 56 U USB connector..7, 14, 19 V [Voice].. 10, 41 [Voice Record Codec]. 44 VOL +/ button.. 5 Volume..5, 46, 71 W WMA..19, 53, 76 Z ZAP button.. 5, 24 ZAPPIN playback.. 23 [ZAPPIN Range].. 25