2012 Lexus IS250 audio

295
3-4. Using the hands-free phone system (for mobile phones)
3
Interior features
IS350/250_U
■Conditions under which the system will not operate
●If using a mobile phone that does not support Bluetooth®
●If the mobile phone is switched off
●If you are outside service range
●If the mobile phone is not connected
●If the mobile phone's battery is low
●If the mobile phone is behind the seat or in the glove box or console box
●If metal is covering or touching the phone
■When using the hands-free system
●The audio system and voice guidance are 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
• When a window is open
• When the air conditioning is blowing directly on the microphone
• When the air conditioning is set to high
■When transferring ownership of the vehicle
Be sure to initialize the system to prevent personal data from being improperly
accessed. (→P. 3 1 7 )
■About Bluetooth®
Bluetooth is a registered trademark of
Bluetooth SIG. Inc.

298
3-4. Using the hands-free phone system (for mobile phones)
IS350/250_U
Using the hands-free system (for mobile phones)
■Audio unit
Display
A message, name, phone
number, etc. is displayed.
Lower-case characters and
special characters cannot be
displayed.
Displays information that is
too long to be displayed at
one time on the display (press
and hold)
Selects speed dials
Selects items such as menu
and number : Selects an item
: Inputs the selected
item
Bluetooth
® connection con-
dition
If “BT” is not displayed, the
hands-free phone system
cannot be used.
Reception level

301
3-4. Using the hands-free phone system (for mobile phones)
3
Interior features
IS350/250_U
Using the hands-free phone system for the first time
Before using the hands-free phone system, it is necessary to register a
mobile phone in the system. The system will enter phone registration
mode automatically when starting the system with no mobile phone reg-
istered. Follow the procedure below to register (pair) a mobile phone: Press the off-hook switch or the talk switch.
The introductory guidance and phone name registration instructions are
heard.
Select “Pair Phone” using a voice command or , and.
Register a phone name by either of the following methods:
a. Select “Record Name” using , and , and say the name to be registered.
b. Press the talk switch and say the name to be registered.
A voice guidance instruction to confirm the input is heard.
Select “Confirm” using a voice command or , and.
A passkey is displayed and heard, and a voice guidance instruction for
inputting the passkey into the mobile phone is heard.
Input the passkey into the mobile phone.
Refer to the manual that comes with the mobile phone for the operation
of the phone.
Guidance for registration completion is heard.
If the mobile phone has a Bluetooth
® audio player, the audio player can
be registered at the same time. A voice guidance instruction to register a
Bluetooth
® audio player is heard.
Select “Yes” or “No” using a voice command or ,
and . (Bluetooth
® audio player → P. 2 76 )
STEP1
STEP2
STEP3
STEP4
STEP5
STEP6

314
3-4. Using the hands-free phone system (for mobile phones)
IS350/250_U
Deleting a registered mobile phoneSelect “Delete Phone” using a voice command or ,
and .
Pattern A
Select the mobile phone to be deleted by either of the following
methods and select “Confirm” using a voice command or , and :
a. Press the talk switch and say the name of the desired mobile phone.
b. Press the talk switch and say “List Phones”. When the name of the desired mobile phone is read aloud, press the talk switch.
Pattern B
Select the desired mobile phone to be deleted using , and .
If the mobile phone to be de leted is paired as a Bluetooth
® audio player,
the registration of the audio player can be deleted at the same time. A
voice guidance instruction to delete a Bluetooth
® audio player is heard.
Select “Yes” or “No” using a voice command or ,
and . (Bluetooth
® audio player →P. 2 76 )
■The number of mobile phones that can be registered
Up to 6 mobile phones can be registered in the system.
STEP1
STEP2
STEP2
STEP3

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3-4. Using the hands-free phone system (for mobile phones)
IS350/250_U
■Initialization
●The following data in the system can be initialized:
• Phone book
• Outgoing and incoming call history
• Speed dials
• Registered mobile phone data
• Security code
• Registered Bluetooth
® enabled portable player data
• Passkey for the mobile phones
• Passkey for the Bluetooth
® audio players
• Guidance volume
• Receiver volume
•Ring tone volume
●Once the initialization has been completed, the data cannot be restored to its
original state.
■When the phone book is locked
The following functions cannot be used:
●Dialing by inputting a name
●Speed dialing
●Dialing a number stored in the call history memory
●Using the phone book

384
4-1. Maintenance and care
IS350/250_U
NOTICE
■Cleaning detergents
●Do not use organic substances such as benzene or gasoline, acidic or alkaline
solutions, dye, bleach or other detergent. Doing so may discolor the vehicle inte-
rior or cause streaks or damage to painted surfaces.
●Do not use polish wax or polish cleaner. The instrument panel's or other interior
part’s painted surface 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 on 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 that contain 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 system may be damaged if water comes into
contact with electrical components under the floor of the vehicle, and may also
cause the body to rust.
■Cleaning the inside of the rear window
●Be careful not to scratch or damage the heater wires or antenna.
●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.

439
4-3. Do-it-yourself maintenance
4
Maintenance and care
IS350/250_U
Fuse layout and amperage ratings■ Engine compartment (type A fuse box)
FuseAmpereCircuit
1PWR HTR25 A
2TURN-HAZ15 AEmergency flashers, turn signals
3IG2 MAIN20 AIG2, IGN, GAUGE
4RAD NO.230 AAudio
5D/C CUT20 ADOME, MPX-B
6RAD NO.130 A
7MPX-B10 A
Headlights, front fog lights, parking
lights, license plate lights, windshield
washer, horn, power door lock system,
power windows, power seats, electric
tilt and telescopic steering column,
meter, smart access system with push-
button start, outside rear view mirrors,
air conditioning system, multiplex
communication system
8DOME10 AInterior lights, meter, outer foot lights
9CDS10 AElectric cooling fans

444
4-3. Do-it-yourself maintenance
IS350/250_U■
Driver’s side instrument panel
FuseAmpereCircuit
1FR P/SEAT LH30 APo w e r s e a t
2A/C7. 5 AAir conditioning system
3MIR HTR15 AOutside rear view mirror defoggers
4TV NO.110 ADisplay
5FUEL OPEN10 AFuel filler door opener
6TV NO.27. 5 A
7PSB30 A
8S/ROOF25 AMoon roof
9TA I L10 ATail lights, license plate lights, parking
lights
10PA N E L7. 5 ASwitch illumination, air conditioning
system, display, audio
11RR FOG7. 5 A
12ECU-IG LH10 A
Cruise control, air conditioning sys-
tem, power steering, rain sensor, anti-
glare inside rear view mirror, shift lock
system, moon roof, tire inflation pres-
sure warning system, VSC
13FR S/HTR LH15 ASeat heaters and ventilators