When Using The Hands-Free System; Conditions Under Which The Hands-Free System Will Not Operate; When Using Bluetooth Audio And Hands-Free System At The Same Time - Lexus GS350 Owner's Manual

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5-4. Using the hands-free phone system (for cellular phone)

When using the hands-free system

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The audio system is muted when making a call.
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If both parties speak at the same time, it may be difficult to hear.
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If the incoming call volume is overly loud, an echo may be heard.
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Try to face toward the microphone as much as possible when speaking.
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In the following circumstances, it may be difficult to hear the other party:
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• 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
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If using a cellular phone that does not support Bluetooth
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If the cellular phone is turned off
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If you are outside service range
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If the cellular phone is not connected
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If the cellular phone' s battery is low
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Bluetooth antenna
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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
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This display may not correspond exactly with the cellular phone itself.
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When the cellular phone is not connected, "No connect" is displayed.
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When the cellular phone is out of the service area or in a place inaccessible by
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radio waves, "No Service" is displayed.
When using Bluetooth
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The following problems may occur.
The Bluetooth
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Noise may be heard on the Bluetooth
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GS350_OM_OM30D41U_(U)
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audio and hands-free system at the same time
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connection may be cut.
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audio playback.