Yifang Digital Technology 728SF User Manual

Cautions

1. Do not subject the device to severe impact or drop it from high position.

2. Do not use the player in extreme hot or cold, dusty or damp field. Do not expose it to
direct sunshine.

3. Back up the data frequently in case of accident data loss.

4. Avoid using the player in strong magnetic field.

5. Keep the device away from water or other liquids. In the event that water or other
liquids enter the device, power off the product immediately, take out the battery and
clean the device.

6. Do not use chemical solution to clean the device in order to avoid corrosion. Clean it
with a dry cloth.

7. We are not responsible for the damages or lost dat a caused by malfunction, mi susing,
repairing the device or battery replacement.

8. Do not attempt to disassemble, repair or modify the product, or it will be out of
guarantee.

9. The design of the player or actual display may be different from what is shown in this
manual. It should be subject to the actual display or design.

FCC NOTICE

1. This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:

(1) This device may not cause harmful interference, and
(2) This device must accept any interference received, including

interference that may cause undesired operation.

2. Changes or modifications not expressly approved by the party
responsible for compliance could void the user’s authority to
operate the equipment.

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1 Key Features

MP3&WMA Playback

Play audio files in the format of MP3 or WMA.

Navigation Function

You can use the navigation function to search for and play the specified folder or track.

Voice R ecording

Record voice as WAV file and playback the recorded content in excellent audio quality.

FM Transmitter

Transmit the audio signal from the MP3 player to the FM radio. You can receive the audio
signal through the FM radio.

Removable Storage Device

Provides high-speed USB interface for you to copy files from or to the player.

Lyric Display

Display lyric of the current track during playback.

2 System Requirements

O Hardware: IBM PC & Compatible PC, Notebook with USB interface
O Operating System: Windows98/SE, Windows Me, Windows2000/XP

3 Package Content

Please check the package for the following items. If any one of them is missing, please
contact the vendor:

O Main Unit
O Stereo earphone
O USB cable
O Neck Strap
O AAA –size Alkaline Battery
O User Manual
O Driver CD

4 Before Using

4.1 Connect to the PC and download audio files

For Windows 98/SE, you are required to install the included driver before connect i on. For
detail information about driver installation, see the “Driver Installation” section.
The MP3 player is a plug & play device under WIN2000/XP/ME OS. You don’t need to
install the driver. Just connect the player to the PC and download audio files following
these steps:
(1) Plug the larger end of the USB cable to the USB port of the PC, and plug the smaller

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end to the USB port of the player.

(2) Double click “My Computer” on the desktop, you see a removable disk which

represents the player. Just copy the files from the PC to the removable disk.

4.2 Removing the player from the PC safely

For Windows2000/XP:
(1) Left click the
(2) Click the pop-up mini-window with message of “Stop the USB Mass Storage Device –

Drive (X)”.

(3) When you see the following prompt, pull out the MP3 player.

For Win98, please make sure the data transfer is completed before unplugging the MP3
player.

icon at the right hand corner of the taskbar.

4.3 Installing Battery

(1) Press on the battery cover and slide it off in the direction of the arrow.
(2) Insert one AAA - size battery.
(3) Close the battery cover.

5 LCD Indication

Remark: ID3 Information includes track title, artist, album, lyric etc.

6 Basic Operations

Function Operation

Power On/Off Press and hold the key until you see prompt on the display.
Play Press the key to play track.
Pause During playback, press the key to pause.
Stop During playback, press and hold the for a while to stop the

playback and return to the beginning of current track.

Adjust Volume

Play the previous
track
Play the next track
Fast Forward

Press the V+ key to increase the volume.
Press the V- key to decrease the volume.
Turn the Control Wheel leftwards.

Turn the Control Wheel rightwards.
Turn the Control Wheel to the right and hold it.

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Rewind
Lock/Unlock keys

Select Mode

Turn the Control Wheel to the left and hold it.
Push the
being pressed accidentally.
Push the
Music Mode –
Press and hold the Control Wheel key to enter the main menu,
select “Music” by turning the Control Wheel and then press the

Control Wheel confirm.
Voice Mode –

Press and hold the Control Wheel to enter the main menu, select
“Voice” by turning the Control Wheel and then press the Control

Wheel to confirm.

7 Advanced Features

O Using the Menu

Press and hold the Control Wheel to enter the main menu.
Turn the Control Wheel leftwards or rightwards to select the menu item and press the
Control Wheel to confirm the selected item.
Press the
return automatically in a few seconds.
To exit from the menu mode, on the main menu, select “Return” and press the
Control Wheel to confirm. Or, do not press any key, it will exit automatically in a few
seconds.

O Using the Navigation Function

In the music or voice mode, press and hold the Control Wheel to enter the main
menu, select the “Folder” item and press the Control Wheel to enter the folder
navigation mode.
To navigate through the folders:

(1) Turn the Control Wheel leftwards or rightwards to select folder.
(2) Press the Control Wheel to enter the selected folder.
(3) Turn the Control Wheel to select track that you want to play.
(4) Press the
(5) Press the Control Wheel to close the current folder. When you reach the root

directory, you can press the

to the main menu.
To delete folder or track:
(1) In the navigation mode, select the folder or track that you want to delete.
(2) Press the A-B key to delete it.
(3) Turn the Control Wheel to select the “Yes” option and press the A-B key again to

confirm deletion.

Note: You can only delete empty folder.

O A-B Repeat

To repeat specified section of the current track,

key to return to the previous menu level. Or , do not press any key it will

key to play the selected track.

switch to the locked position to lock keys against

switch to the unlocked position to enable all keys.

key to exit from the navigation mode and return

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