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503
GS450h_U (OM30D01U)5-3. Using the audio system
5
Interior features
Using the steering wheel audio switches
Radio mode: Selects a radio sta- tion
Audio CD mode: Selects a track
MP3/WMA disc mode: Selects a file and
folder
DVD mode: Selects a chapter
Bluetooth
® audio mode: Selects a track and
album
iPod mode: Selects a track
USB memory mode: Selects a file and
folder
Vo l u m e
Turns the power on, selects audio
source
Some audio features can be controlled using the switches on the steer-
ing wheel.
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GS450h_U (OM30D01U)
5-3. Using the audio system
Press when the audio system is turned off.
Press the to select an audio mode.
Each press changes the mode sequentially if the desired mode is ready to
use.
Press to increase the volume and to decrease the volume.
Hold down the switch to continue increasing or decreasing the volume.
Press and hold .
To cancel, press and hold again.
Press to select the radio mode.
Press or to select.
Press to select the radio mode.
Press and hold the or switch until you hear a beep.
To cancel, press either switch.
Tu r n i n g o n t h e p o w e r
Changing the audio source
Adjusting the volume
Silencing a sound or paus e the current operation
Selecting the preset station/channel (radio)
Seeking a radio station/channel
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GS450h_U (OM30D01U)
5055-3. Using the audio system
5
Interior features
Press to select the audio CD, MP3/WMA disc, DVD, Blue-
tooth
® audio, iPod, or USB memory mode.
Press or to select.
To return to the beginning of the current track, file or chapter, press the
switch once quickly.
Press to select Bluetooth® audio or USB memory mode.
Press and hold or until a beep is heard to select.
Press to select the MP3/WMA disc or USB memory mode.
Press and hold or until a beep is heard to select.
Selecting a track/file or chapter
Selecting an album
Selecting a folder
CAUTION
■To reduce the risk of an accident
Exercise care when operating the audio switches on the steering wheel.
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Page 510 of 860

510
GS450h_U (OM30D01U)
5-4. Using the hands-free phone system (for cellular phone)
■When using the hands-free system
●The audio system is muted when making a call.
●If both parties speak at the same time, it may be difficult to hear.
●If the incoming call volume is overly loud, an echo may be heard.
●Try to face toward the microphone as much as possible when speaking.
●In the following circumstances, it may be difficult to hear the other party:
• When driving on unpaved roads
• When driving at high speeds
• If a window is open
• If the air conditioning is blowing directly on the microphone
• If the air conditioning is set to high
• There is an effect from the network of the cellular phone
■Conditions under which the system will not operate
●If using a cellular phone that does not support Bluetooth®
●If the cellular phone is turned off
●If you are outside service range
●If the cellular phone is not connected
●If the cellular phone’s battery is low
●When the cellular phone is not connected, “No connect” is displayed.
■Bluetooth® antenna
The antenna is built into the instrument panel. If the cellular phone is behind the seat
or in the console box, or touching or covered by metal objects, connection status
may deteriorate.
■Battery charge/Signal status
●This display may not correspond exact ly with the cellular phone itself.
●When the cellular phone is out of the service area or in a place inaccessible by
radio waves, “No Service” is displayed.
■When using Bluetooth® audio and hands-free system at the same time
The following problems may occur.
●The Bluetooth® connection may be cut.
●Noise may be heard on the Bluetooth® audio playback.
Page 519 of 860

GS450h_U (OM30D01U)
5195-4. Using the hands-free phone system (for cellular phone)
5
Interior features
■Reconnecting to the Bluetooth® phone
If the system cannot connect due to poor signal strength with the power switch in
ACCESSORY or ON mode, the system will automatically attempt to reconnect.
If the phone is turned off, the system will no t attempt to reconnect. In this case, it must
be connected manually, or the phone must be re-selected or re-entered.
■Connecting the phone while Bluetooth® audio is playing
●Bluetooth® audio will stop temporarily.
●It may take time to connect.
■Connecting the phone while another Bluetooth® device is connected
When another Bluetooth
® device is currently connected, a confirmation message
will be displayed. To disconnect the Bluetooth® device, select “Yes”.
■Connecting the phone while 5 Bluetooth® devices have already been registered
When 5 Bluetooth
® devices have already been registered, a registered device
needs to be deleted. Select “Yes” to delete one or more.
Select the device to be deleted, then select “Remove”, and “Yes”.
■If the Bluetooth® phone has a Bluetooth® audio function
When the Bluetooth
® phone to be registered has a Bluetooth® audio function, this
audio function will be registered automatically at the same time and confirmation
message may be displayed. If this screen is displayed, select “Yes” to connect the
audio function or select “No” to cancel the connection.
Page 563 of 860
GS450h_U (OM30D01U)
5635-4. Using the hands-free phone system (for cellular phone)
5
Interior features
●Setting portable player connection methodDisplay the “Bluetooth
*” screen. (P. 5 5 8 )
Select “Registered Devices” on the “Bluetooth
*” screen.
Select “Details” on the “Registered Devices” screen.
Select the device to be edited.
Select “Connect Portable
Player from”.
Select the desired connection
method, and select “OK”.
“Vehicle”: Select to connect the
audio system to the portable player.
“Portable Player”: Select to con-
nect the portable player to the
audio system.
Depending on the portable player,
the “Vehicle” or “Portable Player”
connection method may be best.
As such, refer to the manual that
comes with the portable player.
*: Bluetooth is a registered trademark of Bluetooth SIG. Inc.
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GS450h_U (OM30D01U)
5655-4. Using the hands-free phone system (for cellular phone)
5
Interior features
If multiple Bluetooth® phones are registered, follow the procedure below
to select the Bluetooth
® phone to be used. You can only use one phone at
a time.
Display the “Bluetooth
*” screen. (P. 5 5 8 )
Select “Connect Phone” on the “Bluetooth
*” screen.
Choose the phone to be con-
nected.
The Bluetooth® mark is displayed
when you connect the phone.
If a completion message is dis-
played, connection is complete.
*: Bluetooth is a registered trademark of Bluetooth SIG. Inc.
■When another Bluetooth® device is connected during registering or selecting a
phone
●When another Bluetooth® device is connected, a confirmation message will be
displayed. If you want to disconnect it, select “Yes”.
●The currently connected Bluetooth® phone’s screen button will have a Bluetooth®
mark displayed on it. If the currently connected Bluetooth® phone’s screen button
is selected, the Bluetooth® phone can be disconnected. Select “Yes” to disconnect.
■Connecting the phone while Bluetooth® audio is playing
Bluetooth
® audio will stop temporarily.
Selecting a Bluetooth® phone
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Page 622 of 860

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GS450h_U (OM30D01U)
6-1. Maintenance and care
NOTICE
■Cleaning detergents
●Do not use the following types of detergent, as they may discolor the vehicle inte-
rior or cause streaks or damage to painted surfaces:
• Non-seat portions: Organic substances such as benzene or gasoline, alkalineor acidic solutions, dye, and bleach
• Seats: Alkaline or acidic solutions, such as thinner, benzene, and alcohol
●Do not use polish wax or polish cleaner. The instrument panel’s or other interior
part’s painted surf ace may be damaged.
■Preventing damage to leather surfaces
Observe the following precautions to avoid damage to and deterioration of
leather surfaces:
●Remove any dust or dirt from leather surfaces immediately.
●Do not expose the vehicle to direct sunlight for extended periods of time. Park
the vehicle in the shade, especially during summer.
●Do not place items made of vinyl, plastic, or containing wax on the upholstery, as
they may stick to the leather surface if the vehicle interior heats up significantly.
■Water on the floor
Do not wash the vehicle floor with water.
Vehicle systems such as the audio syst em may be damaged if water comes into
contact with electrical components such as the audio system above or under the
floor of the vehicle. Water may also cause the body to rust.
■When cleaning the inside of the windsh ield (vehicles with LKA [Lane-Keeping
Assist])
Be careful not to touch the camera sensor ( P. 2 5 1 ) .
If the camera is accidentally scratched or hit, LKA may not operate properly or
may cause a malfunction.
■Cleaning the inside of the rear window
●Do not use glass cleaner to clean the rear window, as this may cause damage to
the rear window defogger heater wires or antenna. Use a cloth dampened with
lukewarm water to gently wipe the window clean. Wipe the window in strokes
running parallel to the heater wires or antenna.
●Be careful not to scratch or damage the heater wires or antenna.