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CMT-U1BT.GB.2-683-494-61(1)
BLUETOOTH device
Pairing cannot be done.
• Move the BLUETOOTH device closer to the
system.
Connection is not possible.
• e BLUETOOTH device you attempted
to connect does not support the A2DP and
AVRCP proles, and cannot be connected
with the system.
• Enable the BLUETOOTH function of the
BLUETOOTH device.
• e pairing registration information has been
erased. Perform the pairing operation again.
• While connected to a BLUETOOTH
device, this system cannot be detected and
a connection cannot be established from
another BLUETOOTH device.
The sound skips or fluctuates, or the
connection is lost.
• e system and the BLUETOOTH device are
too far apart.
• If there are obstacles between the system and
your BLUETOOTH device remove or avoid
the obstacles.
• If there is equipment that generates
electromagnetic radiation, such as a wireless
LAN, other BLUETOOTH device, or a
microwave oven nearby, move them away.
The sound of your BLUETOOTH device
cannot be heard.
• Turn up the volume on your BLUETOOTH
device rst, and then adjust the volume using
VOLUME +/–
on the unit.
Severe hum or noise
• If there are obstacles between the system and
your BLUETOOTH device remove or avoid
the obstacles.
• If there is equipment that generates
electromagnetic radiation, such as a wireless
LAN, other BLUETOOTH device, or a
microwave oven nearby, move them away.
• Turn down the volume of the connected
BLUETOOTH device.
USB device
Are you using a supported USB device?
• If you connect an unsupported USB device,
the following problems may occur. See
“Playable USB devices and BLUETOOTH
devices” (page 33) for the supported device
types.
– e USB device is not recognized.
– File or folder names are not displayed on this system.
– Playback is not possible.
– e sound skips.
– ere is noise.
“Over Current” appears.
• A problem has been detected with the level
of electrical current from the (USB) port
. Turn o the system and remove the USB
device from the (USB) port
. Make sure
there is no problem with the USB device. If
this display pattern persists, contact your
nearest Sony dealer.
There is no sound.
• e USB device is not connected correctly.
Turn o the system, then reconnect the USB
device and check if the USB indicator
lights up.
The sound is distorted.
• e bit rate used when encoding the les was
low. Send les encoded with higher bit rates
to the USB device.
There is noise or the sound skips.
• Turn o the system, then reconnect the USB
device.
• e music data itself contains noise. Noise
may have been introduced when creating
music data due to the conditions of the
computer. Create the music data again.
• When using the USB storage media, copy
the les to your computer, format the USB
storage media in FAT16 or FAT32 format,
and copy the les to the USB storage media
again.*
Continued