Using The Steering Switches - Lexus RX450H Navigation System Owner's Manual

1. PHONE OPERATION
INFORMATION
●The other party' s voice will be heard from
the front speakers. The audio/video sys-
tem will be muted during phone calls or
when hands-free voice commands are
used.
●Talk alternately with the other party on
the phone. If both parties speak at the
same time, the other party may not hear
what has been said. (This is not a malfunc-
tion.)
●Keep call volume down. Otherwise, the
other party' s voice may be audible out-
side the vehicle and voice echo may
increase. When talking on the phone,
speak clearly towards the microphone.
●The other party may not hear you clearly
when:
• Driving on an unpaved road. (Making
excessive traffic noise.)
• Driving at high speeds.
• The roof or windows are open.
• The air conditioning vents are pointed
towards the microphone.
• The sound of the air-conditioning fan is
loud.
• There is a negative effect on sound
quality due to the phone and/or network
being used.
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RX450h/350_Navi_U
USING THE STEERING
SWITCHES
Volume control switch
 Press the "+" side to increase the volume.
 Press the "-" side to decrease the volume.