Jensen CMR270 Installation & Owner's Manual page 7

Momentarily press
Power On/Off
unit off.
Rotate the volume knob to increase or decrease the volume level.
Volume
Momentarily press MUTE to silence the audio. Momentarily press MUTE
Mute
again to return to the previously selected volume.
knob while the volume is muted will also cancel the mute function.
Press MODE to step through all available input modes: Radio, microSD,
Mode
USB, Bluetooth Phone, Bluetooth Music, Auxiliary Input, Rear Camera
and Settings. Modes of operation are indicated on the display and/
or the monitor. Optional USB device and microSD card must be
connected/inserted to appear in the mode selection string.
Connect external audio/video devices to the 3.5mm auxiliary input on
Auxiliary Input
the front panel.
Insert a USB device to play MP3 or FLAC audio files.
USB Input
Insert a microSD card into the microSD card slot to play MP3 or FLAC
microSD Card
audio files.
Press the house icon in the top left corner to access the Main Menu
Main Menu
screen.
To resolve abnormal operation or if the unit is inoperable, use the
Reset
tip of a pen to press the RESET button. The unit will reset the main
processor to the default settings.
CMR270
General Operation
to turn the unit on. Press and hold to turn the
OPERATION
Rotating the volume
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