340
5-9. Bluetooth
®
Phone
IS350/300/200t_U (OM53D18U)
Volume switch
During an incoming call: Adjusts the
ring tone volume
During speaking on the phone:
Adjusts in call volume
The voice guidance volume cannot be
adjusted using this button.
Off hook switch
• Start call
• Receiving
• Phone top screen display
On hook switch
• End call
• Refuse call
Talk switch
Press: Turns the voice command sys-
tem on
Press and hold: Turns the voice com-
mand system off
Using the steering wheel switches
The steering wheel switches can be used to operate a connected cellular
phone.
Operating a telephone using the steering wheel switches