Lexus CT200h Owner's Manual page 369

Turning the power on
Press
The audio system can be turned off by holding the switch down for 1 second
or more.
Changing the audio source
Press
changes as follows each time the button is pressed. If no discs are
inserted in the player, that mode will be skipped.
Type A
FM1 FM2  SAT1 (if equipped) SAT2 (if equipped) 
SAT3 (if equipped)  CD player iPod or USB memory 
Bluetooth
Type B and C
FM1 FM2  SAT1 (if equipped) SAT2 (if equipped) 
SAT3 (if equipped)  CD player Bluetooth
AUX iPod or USB memory AM FM1
Adjusting the volume
Press "+" on
Hold down the button to continue increasing or decreasing the volume.
CT200h_U (OM76040U)
when the audio system is turned off.
when the audio system is turned on. The audio source
® audio AUX AM FM1
to increase the volume and "-" to decrease the volume.
3-2. Using the audio system
®
audio 
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