Sony NET MD WALKMAN User Manual

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features 
• Store 5 Hours Of Music On One Standard Minidisc (LP4 Mode)
MiniDisc media can store over 5 hours (LP4 mode) of music and cost
only about $2 per disc. 
• Record Your MP3s or CDs at up to 32x* Speed Net MD™ products
provide high speed transfer of your music from your PC directly to your
Net MD recorder. The title/track information you create in the jukebox
automatically will be transferred to the Net MD recorder.
• Utilizes Affordable Standard MiniDisc Media MiniDisc media is 
re-recordable, scratch resistant, low cost and provides high capacity
storage.
• One Standard MiniDisc Supplied The MZ-N420D comes supplied
with one standard MiniDisc.
• Up to 56 Hours Continuous Battery Life Using 1 "AA" Battery
(LP4 Mode)**** Net MD Walkman recorders provide super long battery
life (up to 56 hours) with using just 1 "AA" battery. 
• Plays Back in ATRAC3™ Audio, Supports Multiple Internet Audio
Formats (MP3, WMA**, WAV) The Net MD recorder plays back in
ATRAC3 format and supports the most popular Internet audio formats,
including MP3, WMA and WAV.
• Music Management Software Supplied Net MD recorders come
bundled with SonicStage
®
and MD Simple Burner application, which
makes it easy to import, manage and transfer your music collections. 
• Skip-Free*** G-Protection™ Technology Net MD recorders come
equipped with Skip-Free G-protection technology which provides
virtually uninterrupted playback of your music during active uses.
• Group/Folder Function allows for easy navigation between multiple file
folders transferred from playlist.
specifications
Format: Digital Audio MiniDisc System
Sampling Frequency: 44.1 kHz
Data Compression Method (Coding): ATRAC
®
/ATRAC3™ (Adaptive Transform
Acoustic Coding)
Frequency Response: 20-20,000Hz +/-3dB
Wow and Flutter: Unmeasurable
Inputs: USB (previously called USB1.1)
Outputs: Headphones/(stereo mini)
Power Requirements: "AA" Alkaline Battery x 1 (optional)
Battery Life (Approx.):
SP (Normal Stereo)
Continuous Playback
1 x "AA" Alkaline
42 hrs
LP2
Continuous Playback
1 x "AA" Alkaline
48 hrs
LP4
Continuous Playback
1 x "AA" Alkaline
56 hrs
Color: Blue
Dimensions (WHD): 
1
4
" x 1 
3
16
" x 3" (81.0 x 28.9 x 74.4mm)
Weight: 3.8 oz (106g) without battery
Supplied Accessories: MDR-027LP Headphones, SonicStage
®
Software 
CD-ROM with MD Simple Burner application, USB Cable
Optional Accessories: Active Mini Speakers
©2004 Sony Electronics Inc.
Reproduction in whole or in part without written permission is prohibited. All rights reserved. Sony,
ATRAC, ATRAC3, G-Protection, MD Simple Burner, Net MD, SonicStage and Walkman are trademarks
of Sony.
MiniDisc products sold by manufacturer-authorized outlets include the Serial Copy Management
System which will not prevent you from making a direct digital-to-digital copy from a digital source but
such copies will prevent a second digital-to-digital copy from being made. 
*When recording in LP4 mode. Results vary based on PC specifications and does not include title transfer.
**Non secured WMA file.
***Reduces or eliminates skipping during many active uses.
****Actual battery life may vary based on usage patterns.
Features and specifications are subject to change without notice. Non-metric weights and measures
are approximate.
MZ-N420D
Net MD™ Walkman
®
Digital Music Player
®
Sony Electronics Inc.
1 Sony Drive
Park Ridge, New Jersey 07656
www.sony.com
Printed in USA 2/2004