Page 311 of 576

ES350_OM_OM33B64U_(U)
3115-6. Using an external device
5
Lexus Display Audio system
■USB memory functions
●Depending on the USB memory device that is connected to the system, the device
itself may not be operable and certain functions may not be available. If the device is
inoperable or a function is unavailable due to a malfunction (as opposed to a system
specification), disco nnecting the device and reconnect ing it may resolve the problem.
●If the USB memory device still does not be gin operation after being disconnected and
reconnected, format the device.
■Error messages for USB memory
If the following error messages appear on the screen, refer to the table and take the
appropriate measures. If the pr oblem is not rectified, take the vehicle to your Lexus
dealer.
■USB memory
●Compatible devices
USB memory devices that can be used for MP3, WMA and AAC playback.
●Compatible device formats
The following device format can be used:
• USB communication format: USB2.0 FS (480 Mbps)
• File system format: FAT16/32 (Windows)
• Correspondence class: Mass storage class MP3, WMA and AAC files written to a device with 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 number of folders in a device: 3000 (including the root)
• Maximum number of files in a device: 9999
• Maximum number of files per folder: 255
MessageCause/Correction procedures
“Connection error.”This indicates a problem with the USB memory
device or its connection.
“There are no files available for
playback.”This indicates that no MP3/WMA/AAC files are
included on the USB memory device.
Page 347 of 576

ES350_OM_OM33B64U_(U)
3475-11. Bluetooth®
5
Lexus Display Audio system
■Battery charge/signal status
●This display may not correspond exactly with the portable audio player or cellular
phone itself.
●This system does not have a charging function.
●The portable audio player or cellular phone battery will be deplet ed quickly when the
device is connected to Bluetooth®.
■When using the Bluetooth® audio and hands-free system at the same time
The following problems may occur.
●The Bluetooth® audio connection may be interrupted.
●Noise may be heard during Bluetooth® audio playback.
■About the contact in this system
The following data is stored for every regi stered cellular phone. When another phone is
connecting, you cannot read the registered data.
●Contact data
●Call history
●Favorite
●Message
When removing a Bluetooth® phone from the system, the above-mentioned data is also
deleted.
■About Bluetooth®
The Bluetooth® word mark and logos are regis-
tered trademarks owned by Bluetooth SIG, Inc.
and any use of such marks by PIONEER
Corporation is under license. Other trademarks
and trade names are those of their respective
owners.
Page 354 of 576
3545-12. Other function
ES350_OM_OM33B64U_(U)
■USB memory functions
P. 3 1 1
■USB memory
●Compatible devices
USB memory device that can be used for JPEG display.
●Compatible device formats
The following device format can be used:
• USB communication format: USB2.0 FS (480 Mbps)
• File system format: FAT16/32 (Windows)
• Correspondence class: Mass storage class
●JPEG file compatibility
• Compatible image size: Maximum 10MB
• Compatible pixel size: Maximum 10,000,000 pixels
NOTICE
■To prevent damage to the USB memory device or its terminals
P. 3 1 3
Page 356 of 576
356
ES350_OM_OM33B64U_(U)5-12. Other function
Voice command system
Press the talk switch.
To cancel the voice command system,
press and hold the talk switch.
After a beep sounds, say the desired
command.
On the list screen,
you can select the
desired command.
■Menu screen
To display the menu screen, move
the controller to the left.
Offer examples of commands
and operation methods
Adjust the settings for voice guid-
ance volume and voice recogni-
tion prompts. (“Hints” screen)
( P. 2 8 1 )
Start over voice recognition (except “Hints” screen)
Cancel voice recognition
The voice command system enables the audio and hands-free systems to be
operated using voice commands.
Operations of the voice command system can be performed by selecting the
menu corresponding to each function on the right part of the screen. Even if
any menu is selected, commands displayed on all menus can be operated.
Using the voice command system
1
2
1
2
3
4
Page 360 of 576

360
ES350_OM_OM33B64U_(U)5-12. Other function
Mobile Assistant
Press and hold the off hook switch
until you hear the beeps that indicate
the system is listening.
The Mobile Assistant can be used
only when the “Mobile Assistant”
screen is displayed.
To cancel the Mobile
Assistant, select
“Cancel”, or press and hold the off hook
switch.
To restart the Mobile Assistant for addi-
tional commands, press the off hook
switch. Mobile Assistant can only be
restarted after the system responds to a
voice command. After some phone and
music commands, the Mobile Assistant
feature will automatically end to com-
plete the requested action.
■Adjusting the volume
The volume of the Mobile Assistant can be adjusted using the “PWR•VOL” knob or
steering wheel volume switches. The Mobile Assistant and phone call volumes are syn-
chronized.
The Mobile Assistant feature on this system allows the activation of Apple’s
Siri® Eyes Free mode via the steering wheel switches. To operate the Mobile
Assistant, a compatible cellular phone must be registered and connected to
this system via Bluetooth
®. ( P. 3 1 5 )
1
2
Page 370 of 576

3706-1. Using the air conditioning system and defogger
ES350_OM_OM33B64U_(U)
■Adjusting the position of and opening and closing the air outlets Direct air flow to the left or right, up or down.
Turn the knob to open or close the vent.
■Registering air conditioning settings to electronic keys
●Unlocking the vehicle using an electronic ke y and turning the engine switch to IGNI-
TION ON mode will recall that key’s registered air conditioning settings.
●When the engine switch is tu rned off, the current air conditioning settings will automat-
ically be registered to the electronic key that was used to unlock the vehicle.
The system may not operate correctly if more th an one electronic key is in the vicinity or
if the smart access system is used to unlock a passenger door.
Settings for the electronic key and the corresponding door can be changed.
Contact your Lexus dealer.
■Using automatic mode
Fan speed is adjusted automatically accordin g to the temperature setting and the ambi-
ent conditions.
Immediately after the “AUTO” button is pressed or “AUTO” is selected, the fan may stop
for a while until warm or cool air is ready to flow.
■When the outside temperature exceeds 75 F (24 C) and the air conditioning system
is on
●In order to reduce the air conditioning po wer consumption, the air conditioning system
may switch to recirculated air mode automatically.
This may also reduce fuel consumption.
●Recirculated air mode is selected as a default mode when the engine switch is turned to
IGNITION ON mode.
●It is possible to switch to outside air mode at any time by pressing .
FrontRear
1
2
Page 373 of 576

373
ES350_OM_OM33B64U_(U)6-1. Using the air conditio
ning system and defogger
6
Interior features
Heated steering wheel/seat heaters/
seat ventilators
: If equipped
Heated steering wheel and seat heaters heat the side grips of the steering
wheel and seats, respectively. Seat ventilators maintain good airflow by blow-
ing air from the seats.
WA R N I N G
●Care should be taken to prevent injury if anyone in the following categories comes in
contact with the steering wheel an d seats when the heater is on:
• Babies, small children, the elderly, the sick and the physically challenged
• Persons with sensitive skin
• Persons who are fatigued
• Persons who have taken alcohol or drugs that induce sleep (s leeping drugs, cold
remedies, etc.)
●Observe the following precautions to prevent minor burns or overheating:
• Do not cover the seat with a blanket or cushion when using the seat heater.
• Do not use the seat heater more than necessary.
NOTICE
●Do not put heavy objects that have an uneven surface on the seat and do not stick
sharp objects (needles, nails, etc.) into the seat.
●To prevent battery discharge, do not use th e functions when the engine is not running.
Page 402 of 576
402
ES350_OM_OM33B64U_(U)6-4. Using the other interior features
LEXUS Enform Safety Connect
“SOS” button
LED light indicators
Microphone
: If equipped
Safety Connect is a subscription-based telematics service that uses Global
Positioning System (GPS) data and embe
dded cellular technology to provide
safety and security features to subscribers. Safety Connect is supported by
Lexus’ designated response center, wh ich operates 24 hours per day, 7 days
per week.
Safety Connect service is available by su bscription on select, telematics hard-
ware-equipped vehicles.
By using the Safety Connect service, yo u are agreeing to be bound by the
Telematics Subscription Service Agreement and its Terms and Conditions, as
in effect and amended from time to time, a current copy of which is available
at Lexus.com. All use of the Safety Connect service is subject to such then-
applicable Terms and Conditions.
System components
1
2
3