Rio S50 Manual, Using

Customer Care
Web site
www.sonicblue.com/support
E-mail
[email protected]
Technical Support Telephone 
Call for answers to technical questions about your product.
(503) 453-1640
Customer Service Telephone 
Call for SONICblue sales and general product information.
(800) 468-5846 
Hours
Please check the support Web site for the current hours of operation.
WARNING
To reduce the chance of shock or injury, do not use or 
operate this device in or near water or wet locations. Do not 
spill liquid on this device.
Risk of electric shock — Do not disassemble or modify this 
device. No user-serviceable parts are inside. Refer servicing 
to qualified personnel.
 
Do not use in places exposed to strong magnetic or 
electrostatic fields (close to TV or speakers). Do not use in 
places where the humidity is excessively low. 
CAUTION
Risk of explosion, damage or battery leakage is possible if the 
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 operating this device 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.
“Apparatus shall not be exposed to dripping or splashing and no 
objects filled with liquids, such as vases, shall be placed on the 
apparatus.”
Product Care
• Exposure to extreme hot or cold temperatures may cause damage to 
your Rio player or cause it to malfunction. Do not expose your Rio 
player to direct sunlight continuously or leave it in a vehicle with the 
doors and windows closed. The case may become deformed or 
discolored or the Rio player may malfunction. Do not use your Rio 
player near an open flame.
• If moving from a cold environment to a warm environment, let the 
Rio player’s temperature stabilize before operation.
• Keep dirt, sand, dust, and moisture from entering your Rio player. Do 
not use in areas of excessive dust. Do not use in places where the 
humidity is excessively high.
• Do not drop or subject your Rio player to shock.
• If interference occurs close to radios or televisions, move your Rio 
player away from them.
• Do not clean your Rio player with solvents, chemicals or abrasive 
cleaners. If necessary, use a soft cloth to clean your Rio player.
Using the Player
1. Connect the supplied earphones or optional headphones into 
the MULTIFUNCTION port on top of the Rio player.
2. Turn the player ON.
Playing Music
1. Press PLAY/PAUSE      to begin playback. Press ENTER to 
cycle through the player’s various screens.
If you are coming from Tuner or Stopwatch mode:
1. Press MENU.
2. Press PLAY/PAUSE      or STOP    to navigate to Play Music.
3. Press FORWARD      to select Play Music. The following  
options display:
• Play All: Plays all tracks.
• Play Track: Displays track list you can choose from to play.
4. Press PLAY/PAUSE      or STOP    to navigate within Play 
Music options; Press FORWARD      to select an option and 
begin playback.
Setting/Releasing Hold
Press and hold MENU, then press ENTER to put the Rio player 
into or out of Hold mode. Hold locks the Rio player buttons — 
except the OFF/ON switch — preventing accidental operation. 
When the player is in Hold mode, a lock icon appears on the 
display, and the player displays a message if the player buttons 
are pressed indicating that Hold mode is active.
Using the Stopwatch
In Stopwatch mode, Lap Statistics shown at the bottom of the 
LCD toggle between Average Lap Time and Current to Average 
Lap Time Difference.
1. Press MENU.
2. Press PLAY/PAUSE      or STOP    to navigate to Stopwatch. 
3. Press FORWARD      to select Stopwatch mode.
• Press PLAY/PAUSE      to start and stop the timer without 
resetting the timer value.
• Press STOP    to reset the timer value to zero.
• Press ENTER to move lap times down on the LCD; if the 
timer is running, press ENTER to capture a new lap time 
without stopping the timer.
• Press and hold ENTER to reset all lap times to zero.
Listening to the Radio
1. Press MENU.
2. Press PLAY/PAUSE      or STOP    to navigate to Tuner. 
3. Press FORWARD      to select Tuner mode. Press ENTER to 
switch between Manual and Preset Tuner modes. 
• In Manual tuning mode, press FORWARD      to tune up 
the frequency scale; press and hold FORWARD      to scan 
up the scale to the next strong station. In Preset tuning 
mode, press FORWARD      to tune to the next preset 
frequency.
• In Manual tuning mode, press REVERSE      to tune down 
the frequency scale; press and hold REVERSE      to scan 
down the scale to the previous strong station. In Preset 
tuning mode, press REVERSE      to tune to the previous 
preset frequency.
• PLAY/PAUSE      to mute and un-mute the audio output.
• Press and hold ENTER to open the Store Preset screen. 
Press FORWARD      or REVERSE      to change the preset 
number; press ENTER to store the preset.
Location of Controls
OFF (0) / ON (1):
Slide to turn the
player OFF or ON
   
LANYARD 
HOLDER:
Fasten optional 
cords here to 
wear your Rio
MENU:
Press to display the menu system; 
If a menu is already open, press to close; 
Press to cancel before selecting 
or executing menu options;
Hold mode: Press and hold, then press 
ENTER to put the Rio player into or out 
of Hold mode
VOLUME 
+ and -
Press to 
adjust
volume 
level
Display (LCD)
ENTER:
Press to cycle through
the player’s various screens;
In Menu mode, press to select menu options;
 In Stopwatch mode, press to move lap times down
 on the LCD; if the timer is running, press to capture
 a new lap time without stopping the timer; press
 and hold to reset all lap times to zero;
In FM Tuner mode, press to switch between Manual
and Preset modes; press and hold to set a preset
STOP:
Press to stop playback;
In Menu mode, press to navigate to the next menu option;
In Stopwatch mode, press reset the timer to zero.
PLAY/PAUSE:
Press to play or pause playback; 
In Menu mode, p
ress to navigate 
to the previous menu option;
In Stopwatch mode, press to start 
and stop the timer without
resetting the timer value
REVERSE and FORWARD:
Press to skip to the start of the 
previous or next track; 
Press and hold to scan backward 
or forward within the current track;
In Menu mode, press FORWARD to 
select or execute a menu option;
In FM Tuner mode, press to manually 
tune to stations or cycle through presets
Accessories
for your Rio player can be found
online at store.sonicblue.com
6
LCD Overview
Player Mode
Stopwatch Mode
FM Tuner Mode
Hold 
Indicator
Clock
Battery Indicator
Shuffle
Indicator
Repeat
Indicator
Track Title
Artist
Album (CD)
Progress
Indicator
Volume
Indicator
Track Timer: 
Time Elapsed or
Time Remaining
Playback
Mode 
Indicator
Track Number
of Total
Average 
Lap Time
Lap Times
Timer
Strong Station
Indicator
Stereo/Mono
Indicator
Frequency
Scale
Currently 
Tuned
Frequency
Tuning Mode Indicator
Preset 
Station 
Frequencies
Preset Scroll
Indicator
Tuning Mode
Indicator
Current to 
Average
Lap Time 
Difference
Date Information
Track Information: 
Codec, Encoding Bitrate 
and Stereo/Mono Indicator
Menu Mode
Highlighted
Option
Press ENTER to cycle through 
the player’s various screens
Press ENTER to switch between 
Manual and Preset Tuner modes
Mute Indicator
   
 
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 is a trademark of SONICblue Incorporated. 
This product is iTunes ready. iTunes is provided by Apple Computer, Inc. © 2002 Apple Computer, Inc. All rights reserved. 
iTunes is a trademark of Apple Computer, Inc. Mac and the Mac logo are trademarks of Apple Computer, Inc. registered in 
the United States and other countries. 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. Printed in China.
MULTIFUNCTION port:
Connect supplied earphones, 
USB cable, optional headphones, 
or optional accessory remote 
control here

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