
Index
Welcome
1
Contents
RioVolt SP150 User’s Guide
Welcome
Thanks for your purchase of the RioVolt SP150. The SP150 is a portable CD player that plays WMA and MP3
CDs, and regular Red Book
audio CDs. The SP150 includes earphones, two AA-size 1.5 volt alkaline
batteries, a lighted LCD display, and provides up to 160 seconds of Electronic Shock Protection (
ESP) for
Red Book audio CDs and 960 seconds for MP3/WMA CDs to guard against skipping during playback.
Contents
Navigating the User’s Guide / Using Acrobat
Tour of the RioVolt
Getting Started
Playing Music
Advanced Functions
Glossary of Digital Audio Terms
Frequently Asked Questions (FAQ) and Troubleshooting
Warranty Information
Regulatory Information
Customer care
Index
To l e ar n mo re:
• Refer to the Quick Start poster for the basics on how to set up and start using your RioVolt.
•Visit the SONICblue Web site at www.sonicblue.com
.

Index
Welcome
2
Contents
RioVolt MP3/WMA >> CD Player
Navigating the User’s Guide
This User’s Guide is in Adobe Acrobat (.PDF) file format.
Important: We recommend that you use Adobe Acrobat Reader version 4.0 or higher to view
and print the RioVolt User’s Guide.
Click blue, underlined text links to jump to another location in the document or to a location on the
Internet.
Click the Contents
link at the top of any page to go to the list of User’s Guide contents.
Click the Index
link at the top of any page to go to the alphabetical Index of topics. Click page numbers in
the Index to jump to a topic.
Using Acrobat
Click the navigation buttons in the Acrobat toolbar to go to the first page, previous page,
next page, or last page of the User’s Guide.
Click the print button in the Acrobat toolbar to print the User’s Guide.
Click the show/hide navigation pane button in the Acrobat toolbar to show a list of bookmarks.
Bookmarks are links to the contents of the User’s Guide. Click any bookmark in the list to jump to the page
in the User’s Guide that contains the topic.

Index
Welcome
3
Contents
Legal Notices
© 2002 SONICblue Incorporated. All Rights Reserved.
SONICblue Incorporated shall not be liable for any errors contained herein or for any damages arising out of or related to this
document or the information contained herein, even if SONICblue has been advised of the possibility of such damages.
This document is intended for informational and instructional purposes only. SONICblue reserves the right to make changes in
the specifications and other information contained in this document without prior notification. SONICblue disclaims any obligation
to update the information contained herein.
Rio
®
is a registered trademark of SONICblue Incorporated. SONICblue and RioVolt are trademarks of SONICblue Incorporated.
Microsoft, Windows Media and the Windows Logo are trademarks or registered trademarks of
Microsoft Corporation in the United States and/or other countries.
All other product names may be trademarks of the companies with which they are associated.
First edition, June 2002
SP150 P/N 75510401-001
Important Safety Information
WARNING
TO REDUCE THE CHANCE OF SHOCK OR INJURY, DO NOT USE or OPERATE THIS DEVICE IN OR NEAR
WATER OR WET LOCATIONS.
CAUTION
RISK OF EXPLOSION, DAMAGE OR BATTERY LEAKAGE IS POSSIBLE IF BATTERY IS REPLACED
INCORRECTLY OR BY AN INCORRECT TYPE. NEVER ATTEMPT TO CHARGE A NON-RECHARGEABLE ALKALINE
BATTERY. DISPOSE OF USED BATTERIES ACCORDING TO INSTRUCTIONS OR LOCAL LAWS.
Use of headphones while operating a vehicle is not recommended and is unlawful in some states and areas.
Be careful and attentive while driving. Stop operation of the player if you find it disruptive or distracting
while operating any type of equipment.
Listening to music at full power over extended periods of time can be damaging to the hearing of the user.
Class 1 Laser
Invisible laser radiation when open and interlocks defeated, avoid exposure to beam.

Index
Tour of the RioVolt
4
Contents
RioVolt MP3/WMA >> CD Player
Tour of the RioVolt
Battery Compartment
Cover
Slides out and lifts up;
Insert 2 AA-size alkaline
batteries here
PLAY/PAUSE Press to play or pause playback;
Press to turn on player
REVERSE and FORWARD Press to skip to the
previous or next track; Press and hold to scan
forward or back through current track; If a track
is playing, press REVERSE to skip to the
beginning of the current track
STOP Press to stop playback; Press and hold to
turn off player
TRACKS/MENU
Press to enter Tracks
Navigation Mode;
Press and hold to
enter Menu Mode
MODE/EQ
Press to set
repeat/shuffle;
Press and hold
to set equalizer
VOLUME + and -
Press to adjust
volume level
+10
Press to skip
forward 10
tracks;
Press and
hold to skip
forward to
the next
directory
-10
Press to skip
back 10
tracks;
Press and
hold to skip
back to the
previous
directory
Display (LCD)

Index
LCD
5
Contents
Tour of the RioVolt (continued)
LCD
OPEN Opens the
player cover
LOCK/UNLOCK
Disables or enables
function keys to
prevent accidental
operation
MULTIFUNCTION
port Connects to
earphones,
headphones or optional
remote control
DC IN JACK
Connects to
optional power
adapter to save
battery life
LINE OUT Connects the
player to an external
audio system (cable not
included)
Repeat/Shuffle
Indicators
Lock Indicator
External Power Indicator
Battery Indicator Shows remaining battery
power. All three segments illuminated = a fully
charged battery. Segments not illuminated = a
run down battery. The battery indicator blinks
when less than 20% battery life remains.
Track Time/Volume Level/EQ
Track Number
Artist Name/CD
Title/Directory
Name
Track Title
Playback
Mode

Index
LCD
6
Contents
RioVolt MP3/WMA >> CD Player
LCD (continued)
Note: The highlighted cursor
indicates the Directory is the
currently selected option. Pressing
the FORWARD button would allow
you to navigate that Directory.
Directory
Selected
Directory
Track
Menu Option
Option Value
Tracks Navigation Mode
Menu Mode
Selected Option Value

Index
Getting Started
7
Contents
Getting Started
Unpack
Make sure your player includes the following
accessories:
• Two AA 1.5 volt alkaline batteries
•Earphones
• Quick Start Poster
Insert Batteries
1 Slide open the battery compartment cover on the
back of the RioVolt.
2 Insert the two supplied batteries. Ensure the
batteries are inserted properly by matching the
+ and - symbols on the battery with the symbols
on the RioVolt.
3 Replace the battery compartment cover.
Connect Earphones
Connect the supplied earphones to the
MULTIFUNCTION port on the side of the player.
Tip: You can also use the LINE OUT jack to
connect the player to an external audio
system (cable not included) or optional car
kit (not included).