Bose NOISE CANCELLING HEADPHONES 700 Mode D'emploi page 48

PROBLEM
No sound
No sound (wired connection)
Poor sound quality
Headphones don't charge
TR OUBL ES H O OTI N G
WHAT TO DO
Press Play on your mobile device to make sure audio
is playing.
Play audio from a different application or
music service.
Play audio from content stored directly on
your device.
Restart your device.
If two devices are connected, pause the first device
and play the other mobile device.
If two devices are connected, move the devices within
range of the headphones (30 ft. or 9 m).
Secure both ends of the audio cable.
Press play on your mobile device to make sure audio
is playing.
Play audio from a different application or
music service.
Play audio from content stored directly on
your device.
Restart your device.
If in a windy environment, adjust the noise cancelling
level (see page 31).
Try a different audio track.
Play audio from a different application or
music service.
Disconnect the second device.
Turn off any audio enhancement features on the
device or music app.
On your device:
• Turn the Bluetooth feature off and then on.
• Delete the headphones from the Bluetooth list on
your device. Connect again (see page 39).
Make sure the USB cable is correctly aligned with the
port on the headphones.
Secure both ends of the USB cable.
If the headphones have been exposed to high or low
temperatures, let the headphones return to room
temperature and then try charging again.
Try a different USB-A wall charger, USB cable, or AC
(mains) power source.
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