audio Lexus GS450h 2008 Using the audio system / LEXUS 2008 GS450H (OM30A96U) Workshop Manual

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■Control icon screen
Touch any part of the screen if no icons are shown while watching a
video CD, the following screen appears.
If appears on the screen when yo u touch an icon, the operation rel-
evant to that control is not permitted.
Search track
Hide control icons
Go to page 2
Return to 
registered screen
Fa st f or wardReturn to

page 1
Change sound-multiplex
Search next menu
Search previous page
Rewind Playback
Pa u s e
Pa g e 2 Pa g e 1

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Loading, ejecting and selecting discsP. 2 5 8
Fast forwarding/rewinding the video CD
Touch and hold or in the co ntrol icons or press and hold
 or  on until you hear a beep.
Slow playback
Touch and then touch in the control icons. Video is
played slowly while you are touching .
Using the video CD menu
Touch in the control icons.
Refer to the manual that comes wi th the video CD for specific menu
items.

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Selecting a desired screen■ Searching manually
Touch or on the screen, or press  or  on until
the desired screen appears.
■ Searching by number
Touch in the control icons. Input the desired track number on
the screen and touch .
: Deletes the last input number.
: Hides icons. To display icons, touch .
:Returns to previous screen.
Changing the sound-multiplex mode
Touch of the control icons. Th e mode cycles through each time
the button is touched.
“Main”  “Sub”  “Main/Sub”
STEP1
STEP2
■Error messages
P. 2 8 5

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DVD player and DVD video disc information
■Error messages
Refer to the following ta ble and take the appropriate measures. If the
problem is not rectified, take the vehicle to your Lexus dealer.
MessageCauseCorrection
Procedures
No CD or
No DiscThere is no disc in the CD
or DVD changerInsert a disc
Check CD X or
Check DISC X
• The disc X is dirty or damaged
• The disc X is inserted
upside down
• The disc X is not play- able with the player
• Clean the disc
• Insert the disc correctly
• Confirm the disc is play-able with the player
CD Error
or
DVD Error
• There is a malfunction within the system
• Operation is stopped due to a high tempera-
ture inside the player
• Eject the disc
• Eject the disc and allow the player to cool down
NO MUSIC FILE
This indicates that no
playable data is included
in the disc
Eject the disc

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■DVD video discs
The DVD player conforms to NTSC color TV formats.
Region code: Some DVD video discs have a region code indicating
the region in which you can use the DVD video disc. If the DVD video
disc is not labeled as “ALL” or “1”, you cannot use it on this DVD player.
If you attempt to play an inappropriate DVD video disc on this player,
“Region Code Error” appears on the screen. Even if the DVD video
disc does not have a region code, you may not be able to use it.
■Symbols shown on DVD video discs
MarkMeaning
Indicates NTSC format.
Indicates the number of audio tracks.
Indicates the number of language subtitles.
Indicates the number of angles.
Indicates the screen display ratios available.
Wide screen: 16:9
Standard: 4:3
Indicates the disc’s region code.
ALL: In all countries
Number: Region code

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■DVD compatibility
■CD/DVD player protection feature
To protect the internal components, playback is automatically stopped when a
problem is detected.
■If discs are left inside the CD/DVD player or in the ejected position for extended
periods
Discs may be damaged and may not play properly.
■Lens cleaners
Do not use lens cleaners. Doing so may damage the CD/DVD player.
Use only discs marked as shown to the left.
The following products may not be playable
on your DVD player.
●SACDs
●dts-CDs
●Copy-protected CDs
●DVD-Rs
●DVD+Rs
●DVD-RWs
●DVD+RWs
●DVD-ROMs
●DVD-R AMs
Audio CDs
DVD video discs
DVD audio discs Video CDs

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■DVD video disc information
●DVD video discs
Digital Versatile Disc that holds vi deo. DVD video discs have adopted
“MPEG2”, one of the world standards of digital compression technologies. The
picture data is compressed by 1/40 on average and stored. Variable rate
encoding technology in which the volume of data assigned to the picture is
changed depending on the picture format has also been adopted. Audio data is
stored using PCM and Dolby digital, whic h enables higher quality of sound. Fur-
thermore, multi-angle and multi-language features will also help you enjoy the
more advanced technology of DVD video.
●Viewer restrictions 
This feature limits what can be viewed in conformity with the level of restrictions
of the country. The level of restrictions varies depending on the DVD video disc.
Some DVD video discs cannot be played at all, or violent scenes are skipped or
replaced with other scenes.
Level 1: DVD video discs for children can be played.
Level 2-7: DVD video discs for children and G-rated movies can be played.
Level 8: All types of DVD video discs can be played.
●Multi-angle option 
You can enjoy the same scene from different angles.
●Multi-language option 
You can select the subtitle and audio languages.
●Region codes 
The region codes are found on DVD players and DVD discs. If a DVD video
disc does not have the same region code as the DVD player, you cannot play
the disc on that DVD player. ( P. 2 8 6 )

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●Audio
This DVD player can play linear PCM, Dolby Digital and MPEG audio format
DVD. Other decoded types cannot be played.
●Title and chapter 
Video and audio programs stored in DVD video discs are divided into parts by
title and chapter.
Title: The largest unit of the video and au dio programs stored on DVD video discs.
Usually, one movie, one album, or one audio program is assigned as a title.
Chapter: A title is comprised of one or more chapters.
■Sound
●Dolby Digital 
Manufactured under license from Dolby Laboratories. 
“Dolby”, “Pro Logic”, and the double-D symbol are trademarks of Dolby Labo-
ratories. Confidential unpublished works. 
©1992-1997 Dolby Laboratories. All rights reserved. 
This product incorporates copyright protec tion technology that is protected by
method claims of certain U. S. patents and other intellectual property rights
owned by Macrovision Corporation and ot her rights owners. Use of this copy-
right protection technology must be authorized by Macrovision Corporation,
and is intended for home and other limited viewing uses only unless otherwise
authorized by Macrovision Corporation. 
Reverse engineering or disassembly is prohibited.
●DTS 
“DTS” and “DTS Digital Surround” are registered trademarks of Digital Theater
System, Inc.

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■MP3 and WMA files
MP3 (MPEG Audio LAYER 3) is a standard audio compression format.
Files can be compressed to approximately 1 /10 of their original size by using MP3
compression.
WMA (Windows Media
TMAudio) is a Microsoft audio compression format.
This format compresses audio data to a size smaller than that of the MP3 format.
There is a limit to the MP3 and WMA file standards and to the media/formats
recorded by them that can be used.
●MP3 file compatibility
• Compatible standards 
MP3 (MPEG1 LAYER3, MPEG2 LSF LAYER3)
• Compatible sampling frequencies 
MPEG1 LAYER3: 32, 44.1, 48 (kHz) 
MPEG2 LSF LAYER3: 16, 22.05, 24 (kHz)
• Compatible bit rates 
MPEG1 LAYER3: 64, 80, 96, 112, 128, 160, 192, 224, 256, 320 (kbps)
• MPEG2 LSF LAYER3: 64, 80, 96 , 112, 128, 144, 160 (kbps)
*: Compatible with VBR
• Compatible channel modes: stereo, joint stereo, dual channel and monaural
●WMA file compatibility
• Compatible standards 
WMA Ver. 7, 8, 9
• Compatible sampling frequencies 
32, 44.1, 48 (kHz)
• Compatible bit rates 
Ver. 7, 8: CBR 48, 64, 80, 96, 128, 160, 192 (kbps) 
Ver. 9: CBR 48, 64, 80, 96, 128, 160, 192, 256, 320 (kbps)
*: Only compatible with 2-channel playback

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●Compatible media
Media that can be used for MP3 and WMA playback are CD-Rs and CD-RWs.
Playback in some instances may not be possible, depending on the status of the
CD-R or CD-RW. Playback may not be poss ible or the audio may jump if the disc
is scratched or marked with fingerprints.
●Compatible disc formats
The following disc formats can be used.
• Disc formats: CD-ROM Mode 1 and Mode 2 
CD-ROM XA Mode 2, Form 1 and Form 2
• File formats: ISO9660 level 1, level 2, (Romeo, Joliet) 
MP3 and WMA files written in any format other than those listed above may
not play correctly, and their file names and folder names may not be displayed
correctly.
Items related to standards and limitations are as follows:
• Maximum directory hierarchy: 8 levels
• Maximum length of folder names/file names: 32 characters
• Maximum number of folders: 192 (including the root)
• Maximum number of files per disc: 255
●File names
The only files that can be recognized as MP3/WMA and played are those with
the extension .mp3 or .wma.