TwinMOS Red Rock User manual

TwinMOS Technologies Inc.,
Red Rock, Mobile Music Disk User’s Manual S21,ver 1.0
Page 1
Version 1.0 All specifications and information are subject to changes without further notice
Red Rock
Mobile Music Disk
User’s Manual
Red Rock S21 MMD
TwinMOS Technologies Inc.,
http://www.twinmos.com.tw

TwinMOS Technologies Inc.,
Red Rock, Mobile Music Disk User’s Manual S21,ver 1.0
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Version 1.0 All specifications and information are subject to changes without further notice
1 Introduction
1.1 Features
i. MP3, WMA, WMA DRM and WAV music format supported.
ii. LCD display with backlight.
iii. FM radio tuner designed for worldwide frequency, from 87.5 MHz to 108 MHz.
iv. Record from build-in MIC or FM tuner.
v. Functioned as a plug and play USB Flash Disk Drive.
vi. 5 Equalizer modes: Jazz/Classical/Pop/Rock/Normal.
vii. A-B repeat and random play mode selectable.
viii. Reads ID3 Tags from digital music files.
ix. Play 10 hours music with one AAAAlkaline battery*.
x. “Lock” switch locks the keypad.
1.2 Specifications:
i. Display: Black-and-white 96 x 32 pixels LCD display.
ii. USB Interface: mini-USB 2.0 connector.
iii. Memory Option: 128MB/256MB/512MB Flash Memory.
iv. Audio output:3.5 mm stereo earphone jack.
v. Power Source: One external one 1.5VAAAbattery.
vi. Recording format: WAV file usingADPCM or PCM encoding.
vii. Platform: Windows® 98SE, Windows® ME, Windows® 2000 SP3 & Windows® XP.
Device driver is required for Windows® 98SE.
1.3 System Requirement
i. CPU : Pentium 233MHz or Better
ii. Operating System: Windows®98SE, Windows® ME, Windows® 2000 SP3 &
Windows® XP. Device driver is required for Windows® 98SE.
iii. Hard Disk Drive Space: 100MB or Higher. (1GB Recommendation)
iv. 64MB DRAM or Better
v. USB Port
vi. CD-ROM Drive.

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Red Rock, Mobile Music Disk User’s Manual S21,ver 1.0
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Version 1.0 All specifications and information are subject to changes without further notice
2 Preparation Before Using Red Rock MMD
2.1 Product Description.
1. LCD display.
2. Lock switch.
3. Keypad.
4. Mini-USB connector
5. Earphone jack.
6. Battery cover.
7. MIC
Keypad description
1. POWER/PLAY/STOP
2. MENU
3. PREV
4. NEXT
5. VOL-
6. VOL+
2.2 Product Assembly
i. Battery Installation.
a. Slide upward and open the battery cover.
b. Insert one 1.5V AAA battery in correct orientation.

TwinMOS Technologies Inc.,
Red Rock, Mobile Music Disk User’s Manual S21,ver 1.0
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Version 1.0 All specifications and information are subject to changes without further notice
c. Slide downward and close the battery cover.
ii. Earphone Set Installation.
a. Push knobs and release dangle-string from the Earphone set.
b. Tie the dangle-string onto the strap.
c. Plug dangle-string back to the earphone set.Afterward insert the earphone to
the audio jack of Red Rock MMD.

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Red Rock, Mobile Music Disk User’s Manual S21,ver 1.0
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Version 1.0 All specifications and information are subject to changes without further notice
3 Copying Music Files into the Red Rock MMD
3.1 Windows® ME/2000 SP3/XP Plug, Copy Files and Unplug
 Plug and Play
3.1.1 Insert the Red Rock MMD into the USB port of the computer. The device will be
automatically recognized by system and the drivers allocated for it.
3.1.2 Double-click “My Computer” from the desktop and a new “Removable Disk” icon
can be found in that window.
3.1.3 If the device was not correctly recognized by the system, please unplug and
insert again.
 Music files download
3.1.4 Select the music files from folder of your computer.
3.1.5 Downloading these files via “Copy-and-Paste” operation into the Red Rock MMD.
3.1.6 The device can recognize and playback music files in MP3, WMA and WAV
format. However, the device can also serve as a USB Flash Disk Drive and store
files in other format.
 Unplug the device safely
3.1.7 Locate the “Unplug or eject Hardware” icon from the system task bar and
double-click it.
3.1.8 Select the device you want to unplug from the “Unplug or Eject Hardware”
window and click the “Stop” button.
3.1.9 Select the adapter from the “Stop a Hardware Device” window and click “OK”.

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3.1.10 Now it’s safe to unplug the device.
3.2 Windows® 98 SE Device Driver Installation, Plug, Copy Files and Unplug
 Windows® 98 Device Driver Installation.
3.2.1 Windows® 98SE does not support Mass Storage Driver, please install correct
driver before using the Red Rock MMD.
3.2.2 Do not insert Red Rock S21 MMD first.
3.2.3 Place the CD-ROM into the drive.
3.2.4 Locate the program “Setup” ( ) from the folder “\Red Rock S21 Driver_V1.0” in
the CD-ROM and launch it by double-clicking.
3.2.5 Follow the program’s instruction to finish the installation.
3.2.6 Please reboot the computer after the driver installation is completed.
 Plug and Play
3.2.7 Insert the Red Rock MMD into the USB port of the computer. The device will be
automatically recognized by system and the drivers allocated for it.
3.2.8 Double-click “My Computer” from the desktop and a new “Removable Disk” icon
can be found in that window if the device driver was installed correctly.
 Download Music Files to Red Rock MMD
3.2.9 Select the music files from folder of your computer.
3.2.10 Downloading these files via “Copy-and-Paste” operation into the Red Rock MMD.
3.2.11 The device can recognize and playback music files in MP3, WMA and WAV
format. However, the device can also serve as a USB Flash Disk Drive and store
files in other format.

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Version 1.0 All specifications and information are subject to changes without further notice
 Unplug the device safely
3.2.12 Make sure no file transferring is in operation before removal the device.
3.2.13 Unplug the Red Rock MMD from the USB port.
4 Screen Message, Icons and Menu Tree
4.1 Screen Message and Icons on the display
Message Description Icons Description
Welcome splash after turning on
the device.
Playing music.
Pause playing.
Greeting before turning off the
device. The “Power Off” message
will be shown lately.
Battery status indicator.
Indicate the device is going to be
off. The device is recording from MIC or FM radio.
Indicate the keypad is now locked
and not functional. Recording paused.
Informing users that device is
running out battery and will turn
itself off shortly.
Icon appears while the “lock”
switch is set to on.
No more space to store new music
files or record voice.
4.2 Menu tree of Red Rock MMD function setting
I. Music
II. Voice
III. FM Tuner
IV. Settings
A. Eq
i. ) Normal / Rock / Jazz / Classical / Pop
B. PlayMode
i. ) Normal / Repeat Track / RepeatAll / Random / Random Repeat
C. Contrast
D. Power
i. ) Disable / 15 mins / 30 mins / 60 mins / 120 mins
E. Record
i. ) Encoder

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a. MADPCM / MS ADPCM / PCM
ii. ) Rate
a. 8000,11025,16000,22050,32000,44100,48000
iii. ) Exit
F. Backlight
i. ) Disable / 5 secs / 10 secs / 15 secs / 20 secs
G. Exit
V. Erase files
A. Voice
B. Music
C. Exit
VI. About
VII. Record
VIII. Exit
5 Start to Use Red Rock MMD
5.1 Power On and Power Off
 Turn on the Red Rock MMD.
5.1.1 Push the “Lock” switch to off position.
5.1.2 Press the “POWER/PLAY/STOP” button once to turn the power on. The welcome
splash will be displayed.
 Turn off the Red Rock MMD.
5.1.3 Push the “Lock” switch to off position.
5.1.4 Press the “POWER/PLAY/ STOP” button for 3 seconds to turn off the device.
5.2 Play and Stop the Music
 Play the Music.
5.2.1 Push the Lock switch to off position.
5.2.2 Turn on the Red Rock MMD.
5.2.3 Press “POWER/PLAY/ STOP” button once to play the music.

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Red Rock, Mobile Music Disk User’s Manual S21,ver 1.0
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Version 1.0 All specifications and information are subject to changes without further notice
5.2.4 Press “POWER/PLAY/ STOP” button again to pause the playback.
5.3 Volume Adjusting and Tracks Navigation
5.3.1 Press the “VOL-“ or “VOL+” buttons to decrease or increase the volume.
5.3.2 Press the “NEXT” and “PREV” buttons to browse the song list.
5.4 Listening to the FM radio
 Switch to FM Tuner.
5.4.1 Push the “Lock” switch to off position.
5.4.2 Turn on the Red Rock MMD.
5.4.3 Press the “MENU” button. Select “FM Tuner” from main menu by pressing the
“NEXT” or “PREV” buttons. Press “MENU” button again to switch the device into
a FM radio.
 Manual Channel Selection
5.4.4 Press the “NEXT” and “PREV” buttons to adjust frequency by 0.1 MHz.
5.4.5 Press the “NEXT” and “PREV” buttons for two seconds to search available Radio
station forward or backward.
 Recording the FM radio
5.4.6 Switching the device to FM radio.
5.4.7 Select your favorite channel.
5.4.8 Press “MENU” button for 3 seconds to start recording.

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Red Rock, Mobile Music Disk User’s Manual S21,ver 1.0
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Version 1.0 All specifications and information are subject to changes without further notice
5.4.9 Press “POWER/PLAY/STOP” button again to stop recording.
5.4.10 Press “MENU” button for 3 seconds again to switch back to “FM Radio” mode.
 Returning to Music Mode
5.4.11 Press the “MENU” button to access the main menu.
5.4.12 Press the “POWER/PLAY/STOP” button to return to Music Mode. (for music file
playback).
5.5 Digital Voice Recording
 Start Recording.
5.5.1 Push the “Lock” switch to off position.
5.5.2 Turn on the Red Rock MMD.
5.5.3 Press the “MENU” button. Select “Record” from main menu by pressing the
“NEXT” or “PREV” buttons.
5.5.4 Press the “POWER/PLAY/STOP” button to start recording.
5.5.5 Press the “POWER/PLAY/STOP” button to pause recording.

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 Play back the recorded voice files
5.5.6 Press the “MENU” button to access the main menu. Select “Voice” from main
menu by pressing the “NEXT” or “PREV” buttons.
5.5.7 Press the “POWER/PLAY/STOP” button to listen to the recorded voice.
5.5.8 Press the “POWER/PLAY/STOP” button again to pause playing back of recorded
voice.
 Returning to Music Mode
5.5.9 Press the “MENU” button to access the main menu. Press the
“POWER/PLAY/STOP” button to return to Music Mode.
6 A-B Repeat function
6.1 Setting A-B repeat points during playback
6.1.1 Push the “Lock” switch to off position.
6.1.2 Play a music file or recorded file.
6.1.3 Press the “MENU” button. Select “A->B” from main menu by pressing the “NEXT”
or “PREV” buttons.
6.1.4 Press the “MENU” button once to select point A during playback. Press the
“MENU” button again to set point B during playback. Now the device will repeat
playing the music or recorded file between point A and B.
6.1.5 To cancel the “A-B” repeat setting, please press “MENU” button again.
6.2 Stop A-B repeat function and switch back to normal Music Mode
6.2.1 Press the “MENU” button to access the main menu.
6.2.2 Press the “POWER/PLAY/STOP” button to return to Music Mode. (for music file
playback).

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Version 1.0 All specifications and information are subject to changes without further notice
7 Erase files from the Red Rock MMD
7.1 Use PC to erase files stored in Red Rock
7.1.1 For Windows®98SE users, please install correct device driver first.
7.1.2 Plug the device to a USB port of your computer. The device will be automatically
recognized by system and the drivers allocated for it.
7.1.3 Double-click “My Computer” from the desktop and a new “Removable Disk” icon
can be found in that window.
7.1.4 Open folder of the “Removable Disk” by double-clicking the icon.
7.1.5 Browse and delete selected files.
7.2 Delete files using Red Rock’s “Erase” function
 Using “Erase Files” function
7.2.1 Push the “Lock” switch to off position.
7.2.2 Turn on the device.
7.2.3 Press the “MENU” button. Select “Erase Files” from main menu by pressing the
“NEXT” or “PREV” buttons.
7.2.4 Press the “NEXT” or “PREV” buttons to select type of files for deleting. “Music” is
for the music files (MP3, WMA etc.) and “Voice” is for the recorded files.
,
7.2.5 Press “MENU” button again to start deleting files. Using “NEXT” and “PREV” to
chose between two options: “Yes” for deleting or “No” for keeping.
7.2.6 Press “MENU” button again to confirm the “Deleting” or “Keeping”.

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Red Rock, Mobile Music Disk User’s Manual S21,ver 1.0
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Version 1.0 All specifications and information are subject to changes without further notice
7.2.7 Users could also browse the list of files by press “VOL+” and “VOL-“ buttons.
 Exit “Erasing files” function and go back to normal Music Mode
7.2.8 Set the option to “No” and press “MENU” button for 3 seconds.
7.2.9 The device is now switched back to normal “Music” mode.
8 Setting the Red Rock MMD
There are six ways users can adjust the function of the device.
 ”EQ”: Select sound effect from pre-set equalizer.
 ”PlayMode”: Play the song list repeatedly or randomly.
 “Contrast”: Adjust contrast of the LCD screen.
 ”Power savings”: To set the time for turning off the device automatically.
 ”Recording settings”: To set encoding method and quality level of recording.
 ”Backlight”: To set lasting time of the LCD backlight.
Option “Exit” is a way for user to return to the main menu.
8.1 “EQ”: Select sound effect from pre-set equalizer
8.1.1 Push the “Lock” switch to off position.
8.1.2 Turn on the device.
8.1.3 Press the “MENU” button. Select “Settings” from main menu by pressing the
“NEXT” or “PREV” buttons.
8.1.4 Press “MENU” button again to enter “Settings” sub-menu. Select “EQ” from the
options list and press “MENU” button again to start setting.
8.1.5 Press “NEXT” and “PREV” buttons to browse the pre-set equalizer

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modes: ”Classical”, “Pop”, “Rock”, “Jazz” and “Normal”. Press “MENU” again to
confirm your selection and return to “Settings” menu.
8.1.6 Press “POWER/PLAY/STOP” button to return to “Music” mode.
8.1.7 The “EQ” mode will be displayed while playing the music files.
(Classical), (Jazz),
(Pop), (Rock).
8.2 “PlayMode”: Play the song list repeatedly or randomly.
8.2.1 Push the “Lock” switch to off position.
8.2.2 Turn on the device.
8.2.3 Press “MENU” button. Select “Settings” from menu options.
8.2.4 Press “MENU” button again to enter “Settings” sub-menu. Select “PlayMode”
from the options list and press “MENU” button again to start setting.
8.2.5 Press “NEXT” and “PREV” buttons to browse the play modes:
 “Normal”: The device will play entire song list by the order for once.
 ”Repeat Track”: A given track was played repeatedly.
 “Repeat All”: The device will repeatedly play entire song list.
 “Random”: The device will play entire song list randomly for once.
 “Random Repeat”: All tracks were played randomly and repeatedly.
8.2.6 Press “MENU” again to confirm your selection and return to “Settings” menu.

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8.2.7 Press “POWER/PLAY/STOP” button to return to “Music” mode.
(Repeat Track), (Repeat All),
(Random), (Random Repeat).
8.3 “Contrast”: Adjust contrast of the LCD screen
8.3.1 Push the “Lock” switch to off position.
8.3.2 Turn on the device.
8.3.3 Press the “MENU” button. Select “Settings” from main menu by pressing the
“NEXT” or “PREV” buttons.
8.3.4 Press “MENU” button again to enter “Settings” sub-menu. Select “Contrast” from
the options list and press “MENU” button again to start setting.
8.3.5 Press “NEXT” and “PREV” buttons to increase or decrease the contrast level.
Save the setting by press “MENU” button again.
8.3.6 Press “POWER/PLAY/STOP” button to return to “Music” mode.
8.4 “Power Savings”: Set the time for turning off the device automatically.
8.4.1 Push the “Lock” switch to off position.
8.4.2 Turn on the device.
8.4.3 Press “MENU” button. Select “Settings” from menu options.

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8.4.4 Press “MENU” button again to enter “Settings” sub-menu. Select “Power
Savings” from the options list and press “MENU” button again to start setting.
8.4.5 Press “NEXT” and “PREV” buttons to browse the “power saving” options:
 “Disable”: Disable any power saving option.
 ”15 min”: The device will turn itself off if no keypad was pressed for 15
minutes.
 “30 min”: The device will turn itself off if no keypad was pressed for 30
minutes.
 “60 min”: The device will turn itself off if no keypad was pressed for 60
minutes.
 “120 min”: The device will turn itself off if no keypad was pressed for 120
minutes.
8.4.6 Press “MENU” again to confirm your selection and return to “Settings” menu.
8.4.7 Press “POWER/PLAY/STOP” button to return to the “Music” mode.
8.5 “Record Settings”: Set encoding method and quality level of recording.
8.5.1 Push the “Lock” switch to off position.
8.5.2 Turn on the device.
8.5.3 Press “MENU” button. Select “Settings” from menu options.

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8.5.4 Press “MENU” button again to enter “Settings” sub-menu. Select “Record
Settings” from the options list and press “MENU” button again to start setting.
8.5.5 Press “NEXT” and “PREV” buttons to browse three options:
 “Encoder”: Press “MENU” button to choose from “Encoder” options: “IM
ADPCM”, “MS ADPCM” and “PCM”.
 ”Rate”: Press “MENU” button to choose from “Sampling rate” options for
recording: 8000Hz, 11025Hz, 16000Hz, 22050Hz, 32000Hz, 44100Hz, and
48000Hz. Higher sampling rate usually produces better recording quality,
however, it also consumes more memory space.
 “Exit”: Exit to the “Settings” menu.
8.5.6 Select “Exit” option and press “MENU” again to return to the “Settings” menu.
8.5.7 Press “POWER/PLAY/STOP” button to return to the “Music” mode.
8.6 “Backlight”: Set the lasting time of LCD backlight
8.6.1 Push the “Lock” switch to off position.
8.6.2 Turn on the device.
8.6.3 Press “MENU” button. Select “Settings” from menu options.
8.6.4 Press “MENU” button again to enter “Settings” sub-menu. Select “Backlight” from
the options list and press “MENU” button again to start setting.

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Version 1.0 All specifications and information are subject to changes without further notice
8.6.5 Press “NEXT” and “PREV” buttons to browse and select from five options:
 “Disable”: Disable the backlight function of LCD screen.
 ”5 sec”: The backlight turns on for five seconds upon hitting any keypad.
 “10 sec”: The backlight turns on for ten seconds upon hitting any keypad.
 “15 sec”: The backlight turns on for fifteen seconds upon hitting any keypad.
 “20 sec”: The backlight turns on for twenty seconds upon hitting any keypad.
8.6.6 Press “MENU” again to confirm the setting and return to the “Settings” menu.
8.6.7 Press “POWER/PLAY/STOP” button to return to the “Music” mode.
9 FAQ
What is MP3?
MP3 is the short form of MPEG-1 Audio Layer 3 and is part of the Picture Expert Group
(MPEG), which was originally developed as a standard to compress movie and video data.
Digital music (e.g. from a CD) can be compressed into files that are comparatively small and
thus can be easily archived on a hard disk drive or transferred via the Internet
MP3s are popular due to their compression rate, audio quality and versatility, and can be
played in most digital music players and PCs.
What is WMA®?
Windows® Media Audio, is a compression format developed by Microsoft® Corporation.
Microsoft claimed this format could achieve the same sound quality as MP3 with a smaller
file size. Users could ripe music from CD into WMAfiles using Windows® Media Player 9.0.
What is ID3 Tags?
ID3 Tags are tiny data fields embedded in a digital music file like MP3, WMAandAAC. The
purpose of ID3 Tags is to store the background information like: “Song Title”, “Album Name”,
“Artist Name”, “Track Number”, “Year of publishing”, etc, in the music files. ID3 Tags are
important for managing music library with large number of titles.
.

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Why the track names didn’t appear on the LCD?
Red Rock S21 reads track names from ID3 Tags of music file and displays it on the LCD
screen. If the name didn’t appear on the screen, please find any tool to edit the tags and
key-in the required fields. For example, the Windows® XP has build-in function to let user
edit ID3 tags via “File Properties”.
Is there any MP3/WMA/AAC media player available for Winodws® 98SE/ME/2000/XP?
You could find a lot of Audio players with ID3 editor from Internet. Some of them are even
FREE for downloading and usage. To list several famous media players with ID3 editor:
1. Windows® Media Player 9.0 from Microsoft® Corp.
2. iTunes®4 from Apple® Computer.
3. musicmatch® Jukebox 8.20 from Musicmatch, Inc.
4. WinAMP® 5.01 from Nullsoft, Inc.
10 Troubleshooting
Situation Possible cause Action
The battery runs out of energy. Replace with a new battery.Press “POWER” button
for a while, and nothing
is displayed on the LCD
screen
The battery may be inserted in correct
orientation. Please insert the battery in correct orientation.
The “Lock” switch is set to “on”
position. Set the “Lock” switch to “OFF” position.
The memory is full. Delete unnecessary files from
the device.
The device can’t record.
The battery runs out of energy. Replace with a new battery.
The “Lock” switch is set to “on”
position; therefore, “PLAY” button is
locked.
Set the “Lock” switch to “OFF”
position.
No music files installed. Download music files into the
device.
File format not supported. Please download music file in
MP3, WMAand WAV format.
Music files corrupted. Please verify if the files were
playable using PC media player
Cannot Playback
The battery runs out of energy. Replace with a new battery.
The volume is set to zero or very
small. Increase the volume level.Cannot hear any sound from earphone set Earphone set is not correctly plug into
the device. Plug the earphone firmly and correctly.

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The wire of earphone set is broken. Check whether the earphone
set is still functional. If not,
please replace it with a new
one.
The device is not properly connected
to USB port. Connect the device to USB port firmly and correctly.
The device is not recognized the
Operation System For Windows® 2000/ME/XP users, please unplug and plug
the device again.
For Windows® 98SE users,
please check if the device
driver was correctly installed.
File system of the device is corrupt. Rebuild the file system with
“Format” function of Windows®.
Cannot read or write files
to the device.
The Flash memory is full Delete unnecessary files from
the device.
Windows® Media Player, Windows® 98 SE, Windows® ME, Windows® 2000 and Windows® XP are trademarks of
Microsoft Corporation. iTunes® are trademarks of Apple® Computer. Musicmatch® Jukebox 8.20 is trademark of
Musicmatch, Inc. WinAMP® 5.01 is trademark of Nullsoft, Inc.
PC®, IBM PC/AT are trademarks of International Business Machines Corporation.