Cowon iAUDIO U5 User manual

User Guide
ver. 1.3 EN

iAUDIO U5
2COPYRIGHT NOTICE
Thanks for purchasing COWON.
We always strive for your complete satisfaction of our product. This manual contains user guide, cautions and other useful
information about your COWON player. Please read this manual thoroughly before using, to take full advantage of features
in your COWON player.

iAUDIO U5
3
COPYRIGHT NOTICE
Legal Notice
• COWON is a registered trademark of COWON SYSTEMS, INC.
• This product is intended for personal use only and may not be used for any commercial purpose without the written consent of COWN SYSTEMS, INC.
• Information in this document is copyrighted by COWON SYSTEMS, INC. and no part of this manual may be reproduced or distributed without the
written permission of COWON SYSTEMS, INC.
• The software described in this document including COWON MediaCenter - JetAudio and JetAudio are copyrighted by COWON SYSTEMS, INC.
• COWON MediaCenter - JetAudio and JetAudio may only be used in accordance with the terms of license agreement and cannot be used for any
other purposes.
• The media conversion feature in COWON MediaCenter - JetAudio and JetAudio may only be used for personal use only. Use of this feature for
any other purposes may be considered a violation of the international copyright law.
• COWON SYSTEMS, INC. complies with the laws and regulations related to records, videos and games. Complying with all other laws and regula-
tions regarding consumer use of such media is the responsibility of the users.
• Information in this manual including contents of product features and specifications is subject to change without notice as updates may be made.
• This product has been produced under the license of BBE Sound, Inc. (USP4638258, 5510752 and 5736897). BBE and the BBE symbol are the
registered trademarks of BBE Sound, Inc.
On-line registration and support
• Users are strongly encouraged to complete customer registration at http://www.COWON.com. After filling out our customer registration form using
the CD-Key and serial numbers, you can receive various benefits offered only to official members.
• 1:1 online support, news updates for new products or special events, and other services are available for our registered customers.
• Each CD-key is unique and will not be re-issued in case of loss.
• Further information regarding the product can be found on the web: http://www.COWON.com
• Users will be able to find the latest information for other COWON products and download the latest updates for firmware and software.
• Frequently Asked Questions and Answers can be found on the website.
All rights reserved by COWON SYSTEMS, Inc.

iAUDIO U5
4Table of Contents
iAUDIO U5
Safety Tips
1)Introducing iAUDIO U5.
1. iAUDIO U5 at a Glance
2. Package Contents
3. Features and Specifications
4. Identifying the Parts
5. TFT LCD Display
6. Charging iAUDIO U5
7. Windows 98 Driver Setup
8. Connecting to PC and Transferring Files
2)Using iAUDIO U5
1. Quick Start Guide
2. Basic Controls
3)Using Advanced Features
1.Playing Audio Files
2.Using FM Radio
3.Recording Using Built-In Microphone
6
7
20
22

iAUDIO U5
5
Table of Contents
4)Using Advanced Settings
1. Settings Menu List
2. Menu Screen
3. JetEffect
4. Play Mode
5. Display
6. Timer
7. General
8. Recording
9. FM Radio
10. System
11. Information
5)Additional Information
1. Firmware Upgrade
2. Resetting the Player to Factory Default Settings
Troubleshooting
36
38
28

iAUDIO U5
6Safety Tips
• Do not use this product for any purpose other than described in this document.
• Use caution opening the contents of the package to avoid injuries.
• Do not use earphones while riding a bike, driving a car, walking, or exercising. It may disturb your concentration and lead to an
accident.
• Avoid any exposure to extreme moisture. Damage from moisture constitutes user’s negligence and will not be covered by manufac-
turer’s warranty.
• Disassembling or modifying the device will void any warranty.
• Make sure the USB connection is made correctly to avoid any damage to the device or the PC. Avoid extreme bending or pressur-
ing the connection.
• Avoid any excessive force or impact. If there is an unusual odor such as burning smell or excessive heating during use, stop using
the device immediately and contact us through www.COWON.com
• Do not use the player with wet hands as it may cause damage and malfunctions.
• Listening at high volume (over 85dB) for extended period of time is highly discouraged, as it may cause hearing problems.
• Use your player in well-lit places. Watching LCD screen in dark for extended period of time may increase eye strains and may cause
sight problems.
• Avoid using the player at a location where static electricity is frequent
• Before any repair service, you should back up all data from the player. COWON SYSTEMS, INC. shall not be liable for any loss of
data or files during the repair.
• Only use the AC adapter and USB cable provided by COWON SYSTEMS, INC.
• During lightning or thunderstorms, disconnect the player from the PC or AC adapter to avoid a risk of power surge or fire hazard.
• Store the player away from direct sunlight, excessive heat, fire and extreme cold environments. Excessive temperature can damage
the exterior, interior circuits or the display.
• When using the player as a portable storage device, important data should be backed up as frequently possible. COWON SYS-
TEMS, INC. shall not be responsible for any unexpected data loss.
• Price of the player may fluctuate depending on the market condition, COWON SYSTEMS, INC. shall not compensate for any loss
caused by price fluctuation.

iAUDIO U5
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iAUDIO U5 is a unique multimedia player developed and manufactured by COWON SYSTEMS, Inc. It is a portable
ultra-compact digital audio device that plays audio files such as MP3. iAUDIO U5 also offers FM radio listening/recording, and
voice recording through a built-in microphone.
Highly portable, stylish and super-slim design with a neck strap
iAUDIO U5’s ultra-slim size of 41.1 x 85.1 x 9.3 mm(earphone module excluded) provides portability and convenience.
24 hours of continuous playback with the embedded lithium polymer battery
The ultra power-saving circuit of iAUDIO U5 enables up to 24 hours of continuous playback with a fully charged battery.
(Based on company test results.)
Powerful sound output of 64mW
When used with earphones of 16 ohm impedance, the maximum total sound output can reach up to 64mW for two channels
( 32mW +32mW) producing powerful and yet smooth sound qualities
Voice recording
Voice recording is available using the built-in microphone. This feature is particularly convenient for recording meetings or
lectures.
Listening/recording of FM broadcasts
You can listen to FM radio broadcasts and record them at the same time. You can also save Preset channels for easy selection
of your favorite FM radio stations.
Wide and vivid color TFT LCD display
With 1.8 inch and 65,000 color TFT LCD (Organic Light Emitting Diode), you can conveniently check the operational
status of iAUDIO U5. It also supports multiple languages with display capability for over 40,000 different letters with embedded
international fonts.
Introducing iAUDIO U5
1. iAUDIO U5 at a Glance

iAUDIO U5
8Introducing iAUDIO U5
World’s most powerful sound effects
iAUDIO U5 provides the most unique, powerful and high quality sound, which is recognized worldwide. You can take
advantage of the following sound effects to suit your favorite music:
BBE: Sound effects that provide the clearest music.
Mach3Bass: A bass booster that enhances super low-end bass.
MP Enhance: Sound effects that compensate for missing sound segments in MP3s.
3D Surround: Three-dimensional surround sound effect.
Easily upgradeable firmware
We may occasionally release firmware upgrades to incorporate improvements to the device and suggestions that users provide
to us. You can easily upgrade your iAUDIO U5 with the firmware download feature.
Convenient features for learning language
iAUDIO U5 provides useful features such as section repeat, section search, bookmarks and playback speed controls. These
convenient features are ideal for learning language
Timer function
U5 also offers convenience of internal timer function with alarm and timed recording.
Portable storage device
iAUDIO U5 is immediately recognized by a PC as a removable drive as soon as it is connected to a PC through a USB cable.
No software installation is required to use it as a storage device.
COWON MediaCenter - JetAudio software
World famous integrated multimedia playback software, COWON MediaCenter - JetAudio is included in your package.

iAUDIO U5
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Introducing iAUDIO U5
USB Cable
2. Package contents
- Charge product with the USB connection jack and cable.
- The images of the package components are for your reference only and may differ from the actual item.
Quick Guide,
Install CD(with Serial Number)
iAUDIO U5
AC Adapter (optional)
Earphone

iAUDIO U5
10
Supports Windows Media DRM 10
MP3, WMA, WAV FM Radio/Voice recording
Built-In Flash Memory 2G, 4GB, 8GB
High-Speed USB 2.0 Interface
1.8 inch TFT LCD display with 128x160 resolution and 65K colors.
Long Contiunous Playback Time: Up to 24hours (Based on company test result. Play time may be shortened if TFT LCD is used often.) Multi-
language support
Enhanced music file browser
Play/Pause during Playback, Record/Pause during Recording
Next Track/Previous Track, Fast Forward/Fast Rewind, Infinite Loop
Resume, Fade In, Auto Play feature support
Search Speed, Skip Speed Setting
Digital Volume Control :40 levels
Various EQ and Sound Effects (JetEffect)
- User adjustable 5-band EQ
- Normal, Rock, Pop, Metal, Jazz, Classic, Vocal, User
- BBE, Mach3Bass, MP Enhance, 3D Surround, Pan, EQ Filter
Support Clock, Alarm, Scheduled Recording, Sleep Timer, Auto Power -Off
Auto display off feature to save battery power and screen burnout
Easy firmware download and upgrade
Title Display with ID3Tag or File Name
Support M3U
Display Product Info (Firmware version, Total capacity, Total usage)
USB Data Transfer Support for MAC OS (9.X, 10.X) and Linux (v2.2 and higher)
3. Features and specification
Introducing iAUDIO U5

iAUDIO U5
11
MP3 : MPEG 1/2/2.5 Layer 3, ~320Kbps, ~48KHz, mono/stereo
WMA : ~320Kbps, ~48KHz, mono/stereo
WAV : ~48KHz, 16bit, mono/stereo
Frequency Range : 87.5MHz ~ 108MHz, 76MHz ~ 108MHz (Japan Wide)
2GB / 4GB / 8GB
High Speed USB 2.0
Max 35Mbps (Upload Max 40Mbps)
Built-in Rechargeable 3.7V Lithium Polymer battery(Max. 24 hours of continuous playback based on company test)
About 2 hours (either USB or Adapter)
Power/Hold , PLAY, REC, FF, REW, VOL+, VOL-, MENU
1.8 inch 128x160 dots, 65,000 Color TFT LCD
95dB (A-Weighted)
20Hz~20KHz
16 Ohm earphones : 32mW + 32mW
iAUDIO U5: 41.1 x 85.1 x 9.3 mm (Width x Length x Thickness)
iAUDIO U5: 35g (including lithium polymer battery)
Supported File
Formats
FM Radio
Memory
USB Interface
File Transfer Rate
Power Supply
Charging Time
Buttons
Display
SNR
Output Frequency
Output
Dimension
Weight
Software
- COWON MediaCenter(JetAudio) – Powerful multimedia software with audio/video conversion & strong device manage-
ment feature.
Introducing iAUDIO U5

iAUDIO U5
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4. Identifying the Parts
Front
Left
Introducing iAUDIO U5
Bottom
Back
LCD
Display
◀◀ (REW)
▶▶ (FF)
REC
PLAY/STOP
MIC
Earphone Jack
- (VOL -)
Reset
MENU
On / HOLD
Switch
USB Connection Jack
+ (VOL +)

iAUDIO U5
13
The battery status icon indicates how much battery is left. The number of segments in the icon decreases
as the battery discharges. For some batteries or rechargeable batteries, the number of segments in the
battery icon may increase or decrease irregularly when the remaining charge is being measured. This
is normal.
When the battery runs out, the battery icon starts to blink. If this happens, the player will automatically
power off after about 30 minutes.
5. TFT LCD Display
Hold
Current Time
Current Track
/ Total Tracks
Progress Bar
Total Time
Song Title
Introducing iAUDIO U5
Album Title
Artist Name
Play time
Section Repeat
Sound
Battery Status
Play Mode
Repeat
Shuffle

iAUDIO U5
14 Introducing iAUDIO U5
6. Charging iAUDIO U5
i. Connect the AC adapter to an electrical outlet and the USB jack of the player
ii. Once connected, the player will automatically turn on and start charging
iii. Once the player is fully charged, the charge complete screen will appear as shown.
- Genuine COWON AC adapter is sold separately and works for both 100V and 240V.
- For your safety, use only the adapter supplied by the manufacturer.
• If your player is being used for the first time or if it has not been charged for a long time, make sure player is charged fully
before using it
• To charge iAUDIO U5, connect the player to a PC using a USB cable or connect to the AC provided adapter only.
(a) Using an AC adapter (sold separately)

iAUDIO U5
15
Introducing iAUDIO U5
i. Connect the supplied USB cable to the USB jack of the player and directly to your computer. The connection to an external
USB hub is not supported. The player must be directly connected to the PC via a USB cable.
ii. If the connection is made properly, the player will display an image showing charging status.
iii. To check the charging status, run ‘Safely Remove Hardware’ wizard on your PC. Then iAUDIO U5 will display charging
status on its screen.
iv. Slow charging is recommended for notebooks and other devices that use battery power. See section 4.7 on changing the
charging speed of iAUDIO
(b) Using a PC connection

iAUDIO U5
16 Introducing iAUDIO U5
7. Windows 98 Driver Setup
When using Windows 98 or 98 SE, you need to install hardware driver for the PC to recognize the player.
•Windows 2000 and later versions automatically recognize the player.
■Installing the driver
1. Connect the player to your PC using the supplied USB cable.
2. “Add New Hardware Wizard” will appear as shown. Click “Next”.
3. Click “Search for the best driver for your device (Recommended)”, and then click
“Next”

iAUDIO U5
17
Introducing iAUDIO U5
4. Click “Specify a location” and click “Browse” button.
5. Select “Win98” folder in the installation CD and then click “Next” button. Driv-
ers are also available for download from www.COWON.com.
6. Once the drivers are recognized, click “Next”.

iAUDIO U5
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7. Continue to click “Next”
8. Click the “Finish” button to complete the driver installation. The newly
added drive can be seen in Device Manager or Explorer.
Introducing iAUDIO U5

iAUDIO U5
19
4. Launch Windows File Explorer or JetAudio.
5. You can copy any files including MP 3files to and from “iAUDIO” Drive
6. To disconnect the player from the PC, first make sure that file transfers are complete and then, single-click on icon on the windows tray.
7. Click on the following pop-up message when
it appears
8. When “Safely Remove Hardware” message appears, and the TFT LCD displays a battery you may disconnect the USB cable.
8. Connecting to PC and Transferring Files
1. Connect the player to a PC
using the supplied USB cable.
2. When connected, the screen will show
the following screen.
3. The iAUDIO drive will appear as
shown and can be accessed like a
disk drive using Windows Explorer
- The iAUDIO U5 can recognize up to 500 folders and 2000 files.- If iAUDIO drive does not appear in either My Computer or Windows
Explorer, check the connection and settings, and then re-connect (Separate driver installation is required for Windows 98).
- If the USB cable is connected after running ‘Safely Remove Hardware’ wizard from the steps listed above, the player stays in the battery
charging mode. To access its memory, iAUDIO must be disconnected first and reconnected.
- If the device is connected through a USB HUB, the device won’t be charged. The device must be connected directly to a USB port installed
on a PC.
- The ‘safely remove hardware’ icon may not appear in windows 98/98SE. In such case, close JetAudio, then remove USB cable to disconnect.
- If the following message appears, run Safely Remove Hardware after a few minutes.
Introducing iAUDIO U5

iAUDIO U5
20 Using iAUDIO U5
1. Quick Start Guide
1. Connect the earphone/neckstrap module to the player
2. Pull Power switch upwards to turn on.
3. After the splash screen and logo is displayed, the standby screen appears.
(It may start playback if automatic play is selected in Settings.)
4. Press the button to play or pause music
5. Pressing the buttons allows selection of previous and next tracks as well as fast forward and rewind the current track.
6. Pull power switch upwards during playback to turn off.
2. Basic Controls
1.0